CN117712875A - Negative control terminal box - Google Patents
Negative control terminal box Download PDFInfo
- Publication number
- CN117712875A CN117712875A CN202410152000.7A CN202410152000A CN117712875A CN 117712875 A CN117712875 A CN 117712875A CN 202410152000 A CN202410152000 A CN 202410152000A CN 117712875 A CN117712875 A CN 117712875A
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- China
- Prior art keywords
- control terminal
- box
- branch
- terminal
- control assembly
- 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.)
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- 239000013642 negative control Substances 0.000 title claims abstract description 39
- 238000005192 partition Methods 0.000 claims abstract description 31
- 238000002955 isolation Methods 0.000 claims description 50
- 125000006850 spacer group Chemical group 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 15
- 239000000779 smoke Substances 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 8
- 230000007935 neutral effect Effects 0.000 description 8
- 238000004806 packaging method and process Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- 238000005538 encapsulation Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
- H02B1/202—Cable lay-outs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of power equipment, in particular to a negative control terminal box which comprises a box body, a terminal control assembly and a mounting rack, wherein the box body is provided with a mounting cavity and is rotationally connected with a box door, the box door is provided with a protection window facing the mounting cavity, and a fire extinguishing assembly is connected in the mounting cavity; the terminal control assembly is connected to the mounting cavity, the terminal control assembly comprises a control terminal and a branch control assembly, the control terminal is electrically connected to the branch control assembly, the control terminal is abutted to one end of the bottom surface of the mounting cavity, and the branch control assembly is abutted to one end of the bottom surface of the mounting cavity, which is far away from the control terminal; the mounting frame is wrapped in the branch control assembly, a wiring groove is formed in the mounting frame, and a partition cavity is formed between the mounting frame and the box body. The invention aims to enable equipment to work stably and ensure the safety of the equipment.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a negative control terminal box.
Background
The negative control terminal is equipment for monitoring and controlling electricity consumption of an electricity consumption unit by a power supply department, the negative control is also called load control, a maximum load limit exists for an electricity user, the limit is used for guaranteeing electricity consumption safety of the user, when electricity consumption of the user exceeds the load limit, a power supply enterprise provides forced measures for emergently reducing load, and likewise, when power supply in a certain area is in tension, the power supply enterprise can regulate and control electricity consumption of various industries in the area after government authorization, and when the power consumption enterprise is in allocation, the negative control terminal box is an important component for protecting related equipment.
In the related art, objects such as a computer meter, a load control switch and a wiring board are arranged in a security box, an observation window is arranged at the box door of the security box so as to achieve the effect of separating an internal element from the outside, but all components in the box are not provided with isolation structures, all components can be mutually influenced under the working state, all components in the box are required to be connected with each other, different lines are prevented from being wound together to cause short circuit for clearing the lines, the cables are required to be reasonably planned in length so as to be connected and bundled, and potential safety hazards exist in the negative control terminal box under the structure.
Disclosure of Invention
The invention mainly aims to provide a negative control terminal box which aims to enable equipment to work stably and ensure the safety of the equipment.
In order to achieve the above purpose, the invention provides a negative control terminal box, which comprises a box body, a terminal control assembly and a mounting frame:
the box body is provided with an installation cavity and is rotationally connected with a box door, the box door is provided with a protection window facing the installation cavity, and a fire extinguishing assembly is connected in the installation cavity;
the terminal control assembly is connected to the mounting cavity, the terminal control assembly comprises a control terminal and a branch control assembly, the control terminal is electrically connected to the branch control assembly, the control terminal is abutted to one end of the bottom surface of the mounting cavity, and the branch control assembly is abutted to one end of the bottom surface of the mounting cavity, which is far away from the control terminal; and
the mounting frame is wrapped in the branch control assembly, a wiring groove is formed in the mounting frame, and a partition cavity is formed between the mounting frame and the box body.
In one embodiment of the present application, the mounting bracket includes a connecting leg and a plurality of sets of spacers:
the connecting support legs are abutted against the box body; and
the multiunit the separation piece connect in connect the stabilizer blade to enclose and close and form the isolation space, the isolation space wrap up in branch control assembly, the wiring groove is located the periphery in isolation space, the bottom in isolation space is equipped with the connecting plate.
In an embodiment of the present application, the spacer has a plurality of heat dissipation holes facing the array of isolation spaces, and the heat dissipation holes penetrate through the wiring groove.
In an embodiment of the present application, the isolation spaces are provided with a plurality of groups, and the plurality of groups of isolation spaces are uniformly spaced and connected together by the isolation sheets.
In an embodiment of the application, wear to be equipped with the division board in the box, connect the stabilizer blade butt in the division board, fire extinguishing components connect in the division board is kept away from connect the terminal surface of stabilizer blade, the ventilation chamber has been seted up on the division board.
In one embodiment of the present application, the fire extinguishing assembly includes a fire extinguisher body and a fire detector:
the fire extinguisher body is connected with the partition plate, the fire extinguisher is provided with an air outlet pipe, and the air outlet pipe penetrates through the partition plate and is arranged facing the branch control assembly; and
the fire detector is electrically connected to the fire extinguisher body, the fire detector comprises a smoke sensor and a temperature sensor, the smoke sensor is connected to the control terminal and faces the ventilation cavity, and the temperature sensor penetrates through the isolation sheet.
In an embodiment of the application, the air outlet pipe is provided with an electromagnetic valve and a pressurizing pump, the electromagnetic valve is arranged between the fire extinguisher body and the air outlet pipe, and the air outlet pipe penetrates through the pressurizing pump.
In an embodiment of the present application, the branch control assembly includes a branch device and a connection terminal:
the branch equipment arrays are provided with a plurality of groups, and the plurality of groups of branch equipment penetrate through the isolation space and are connected with the connecting plate; and
the connecting terminals are provided with a plurality of groups, and each connecting terminal corresponds to one group of isolation space.
In an embodiment of the present application, the box is rotated towards the branch device and is connected with a marking partition, the marking partition is provided with a plurality of abdication ports towards the branch device array, and the abdication ports are provided with standby sealing plates.
In an embodiment of the present application, a package board is provided adjacent to the spacer facing the door cover.
According to the technical scheme, the terminal control assembly is divided into the control terminal and the branch control assembly, because the mounting cavity in the box body is divided into two parts by the partition plate, the two parts of the terminal control assembly are respectively arranged on two sides of the partition plate, the two parts are mutually and electrically connected, the terminal control assembly is used for conveniently controlling the terminal to play a role of total control, the branch control assembly is wrapped and arranged by the mounting frame, the isolating sheets of the mounting frame are enclosed to form an isolating space, the connecting terminals of the branch control assembly are uniformly connected to the connecting plates in the isolating space, the isolating sheets are provided with radiating holes facing the isolating space, the radiating holes are matched with the isolating cavity to have a function of conveniently radiating elements, the radiating holes are also connected with the wiring grooves, the power supply line can be connected to the connecting terminals and then pass through the radiating holes, the wiring grooves are arranged through the wiring grooves, the wiring can be more conveniently planned, the wiring can be prevented from being staggered and mutually influenced, the isolating sheets are also covered by the box door, and the packaging plate can be used for covering after the wiring is laid, so that the electromagnetic isolating capability of the isolating sheets can be increased, and a large number of wires can not be directly seen when the protecting window is observed, the isolating device can be further effectively seen, the problem of the terminal can be effectively solved, and the terminal can be further effectively repaired, and the terminal can be directly can be effectively protected, and the terminal can be directly and the terminal can be protected and the terminal can be further can be effectively and the terminal can be reversely connected by the terminal can be mutually and the terminal can be protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a load control terminal box according to an embodiment of the present invention;
FIG. 2 is a schematic view showing the internal structure of a mounting cavity of an embodiment of a load control terminal box according to the present invention;
FIG. 3 is a schematic diagram of a branch control module according to an embodiment of the invention.
Reference numerals illustrate:
1. a case; 11. a mounting cavity; 12. a partition plate; 13. a ventilation chamber; 14. marking a partition board; 15. a yielding port; 16. a standby sealing plate; 2. a door; 21. a protective window; 3. a fire suppression assembly; 31. a fire extinguisher body; 311. an air outlet pipe; 312. an electromagnetic valve; 313. a pressurizing pump; 32. a fire detector; 321. a smoke sensor; 322. a temperature sensor; 4. a terminal control assembly; 5. a control terminal; 6. a branch control assembly; 61. a branching device; 62. a connection terminal; 7. a mounting frame; 71. a connecting support leg; 72. a spacer; 721. a heat radiation hole; 73. wiring grooves; 74. a connecting plate; 75. isolation space; 8. isolating the cavity; 9. and (5) packaging the plate.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
Referring to fig. 1 to 3, in an embodiment of the present invention, a load control terminal box is provided, which includes a box body 1, a terminal control assembly 4 and a mounting frame 7, wherein the box body 1 is provided with a mounting cavity 11, and is rotatably connected with a box door 2, the box door 2 is provided with a protection window 21 facing the mounting cavity 11, and a fire extinguishing assembly 3 is connected in the mounting cavity 11; the terminal control assembly 4 is connected to the installation cavity 11, the terminal control assembly 4 comprises a control terminal 5 and a branch control assembly 6, the control terminal 5 is electrically connected to the branch control assembly 6, the control terminal 5 is abutted to one end part of the bottom surface of the installation cavity 11, and the branch control assembly 6 is abutted to one end part of the bottom surface of the installation cavity 11, which is far away from the control terminal 5; the mounting bracket 7 wraps around in branch control subassembly 6, is equipped with the wiring groove 73 in the mounting bracket 7, is equipped with between mounting bracket 7 and the box 1 and cuts off chamber 8.
In the negative control terminal box of this application, the box 1 of negative control terminal box is the metal material, can effectually avoid the external internal element that leads to the fact the influence to box 1 through electromagnetic isolation, in this embodiment, the air vent has been seted up to the lateral wall of box 1, can be used for the heat dissipation, the heat that produces in the equipment work is discharged, the normal use of support equipment, install cavity 11 has been seted up to the inside of box 1, each component in the negative control terminal box is all installed in install cavity 11, wear to be equipped with a division board 12 in the box 1, in this embodiment, the division board 12 is the metal material, can block the connection between control terminal 5 and the branch control subassembly 6 through electromagnetic isolation, avoid the component to influence each other and lead to the equipment damage, set up a plurality of ventilation chambers 13 on the division board 12, the ventilation chamber 13 is arranged in making the fire extinguishing subassembly 3 can be better protect the negative control terminal box, and the equidistant array is connected with mark baffle 14 on the lateral wall of installation cavity 11, it has evenly to give way to make way the mark baffle 14, these openings 15 can be used for using the seal plate 61 more than can be used for the equipment is used for using the more than the spare seal plate 61, can be used for using the more than the branch cover 61, the more than can be used for the branch device 61, the use of the spare cover is convenient for the use of the branch device is used in the use of the branch device 61, the spare is used for the equipment is more than the equipment is used for the spare 61, the equipment is used for 61 and is used for the spare the equipment 61.
Further, rotate on the box 1 and be connected with chamber door 2, in order to make things convenient for the user to observe the running situation of burden accuse terminal box at external direct, be equipped with protection window 21 in chamber door 2 department, protection window 21 has the function of observing and protecting the user, in this embodiment, chamber door 2 one end rotates to be connected with box 1, the other end wears to establish and lock on box 1 through the lead sealing screw, in addition can make chamber door 2 seal up box 1 through design handle connection locking switch, in order to increase security performance, can fix the handle, through the mode of key connection locking switch, can conveniently seal, also can protect the user, improve the protection level of burden accuse terminal box.
Further, the fire extinguishing assembly 3 comprises a fire extinguisher body 31 and a fire detector 32, in this embodiment, the fire extinguisher is a gas fire extinguisher, the gas fire extinguisher can be a heptafluoropropane fire extinguisher, the flame is rapidly extinguished by nonflammable gas and air pressure while protecting elements in the box 1, the rapid protective fire extinguishing function is achieved, the fire extinguisher body 31 is a gas storage tank, compressed fire extinguishing gas is filled in the fire extinguisher body, the fire extinguisher body is connected with an air outlet pipe 311, the air outlet pipe 311 is connected to the bottom end of the fire extinguisher and penetrates through the partition plate 12, the air outlet end of the air outlet pipe 311 is arranged facing the branch control assembly 6, the air outlet pipe 311 is used for discharging air to fill flame retardant gas in the branch control assembly 6, the control terminal 5 is introduced after the fire extinguishing gas is filled, an electromagnetic valve 312 is arranged between the air outlet pipe 311 and the fire extinguisher body 31, the fire extinguisher can be opened by a remote control electromagnetic valve 312, a pressurizing pump 313 is arranged between an air outlet and the electromagnetic valve 312 for assisting in extruding air, so that the fire extinguishing efficiency is further improved, in addition, the fire extinguisher body 31 is electrically connected with a fire disaster detector 32, the fire disaster detector 32 comprises a smoke sensor 321 and a temperature sensor 322, the smoke sensor 321 and the temperature sensor 322 are both connected with a control terminal 5, the smoke sensor 321 is connected with the control terminal 5 and is arranged facing the ventilation cavity 13, the temperature sensor 322 is connected with a branch control component 6 and penetrates through a wiring groove 73, the structure ensures that the temperature sensor 322 can more sensitively detect the temperature so as to more rapidly find the fire condition of a negative control terminal box, the fire disaster protection equipment is conveniently and rapidly pressed, and the fire disaster protection equipment is matched with each other through different sensors and combines the voltage and the current at the connection terminal 62, the system can rapidly judge the running state of the terminal box and efficiently protect equipment.
Further, the terminal control assembly 4 is connected to the installation cavity 11, and the terminal control assembly 4 includes a control terminal 5 and a branch control assembly 6, in this embodiment, the control terminal 5 is connected to the upper surface of the partition board 12 and is disposed close to the fire extinguishing assembly 3, the control terminal 5 is directly and electrically connected to the plurality of branch devices 61, the plurality of branch devices 61 are respectively connected to different power users, the control terminal 5 is used for a master control system and collecting data, and an installation sheet is disposed between the control terminal 5 and the cables of the branch devices 61, in this embodiment, two installation sheets are disposed, and the cables fixedly connected to the different installation sheets are respectively connected to the branch devices 61 and the connection terminals 62.
Further, the branch control assembly 6 includes a branch device 61 and a connection terminal 62, where the branch device 61 is also electrically connected to the connection terminal 62, and in this embodiment, the connection terminal 62 includes a 1UK control terminal, a 2UK control terminal, a CTX current terminal, a UD voltage connection terminal, a UX breaker auxiliary feedback connection terminal, an RS485 communication interface, and a protection ground and neutral line, and the UK control terminal is used for connecting and controlling a control interface of an external device or a system, which is a control interface with a standard size, and can implement circuit control in a negative control terminal box, and the CTX current terminal is a current measurement interface in the negative control terminal box, and can be used for connecting a current sensor to measure a current value in a power system, which is an important current measurement interface in the negative control terminal box, and is used for measuring a current value in the power system, and can provide necessary data support for power load management and fault detection; the UD voltage wiring terminal is an interface used for connecting voltage measurement, is an interface used for connecting a voltage sensor in the negative control terminal box, is used for measuring a voltage value in a power system, and is provided for a user to monitor and manage; the UX circuit breaker auxiliary feedback connection terminal generally refers to a device used in an electric power system for monitoring and controlling the state of a circuit, and these circuit breakers are generally used together with a protection, automation and monitoring system to ensure the normal operation of the electric power system and to protect the device from damage, and generally functions to enable the monitoring and control system to know the operation condition of the circuit in real time and take appropriate measures as required, which helps to ensure the reliability, safety and stability of the electric power system; RS485 is a serial communication protocol, is commonly used for transmitting data among industrial automation, instruments and other devices, and the use of an RS485 communication interface in a negative control terminal box is commonly used for realizing data exchange, monitoring and control among devices, so that the communication capability of the terminal box is expanded, and the method is suitable for industrial control and automation application; while the ground wire is a wire used to connect equipment and electrical systems to the ground, the primary purpose is to provide a safe path to conduct current to ground in the event of equipment failure, thereby protecting personnel from electrical shock; the neutral line is a wire used to connect the power source to the load, typically connected to the neutral point of the power source, and in an ac system it is the path of the current back to the power source, the voltage of the neutral line typically being close to ground potential. One end of the connecting terminals 62 is connected with different power users, and the other end is connected with the control terminal 5, and the structures are matched with each other, so that the normal operation of the equipment can be ensured, and the electricity utilization safety of the power users is ensured.
Further, the mounting frame 7 includes a connection leg 71 and a spacer 72, the connection leg 71 is connected to the end face of the partition plate 12 facing away from the control terminal 5, the connection leg 71 is used for connecting the spacer 72 with a connection point, so that the spacer 72 can wrap around the branch control component 6, the electromagnetic isolation performance of the spacer 72 is more excellent, a plurality of heat dissipation holes 721 are formed in the spacer 72 in an array manner, the heat dissipation holes 721 can prevent the heat generated by the operation of the branch control component 6 from accumulating on the spacer 72, and the cables connected to the connection terminal 62 can also penetrate through the heat dissipation holes 721, because the adjacent spacer 72 are clamped and form the wiring grooves 73, the cables can be directly collected through the wiring grooves 73 after the cables are penetrated through the heat dissipation holes 721, the cables can be more quickly and tidied, the cables are prevented from being wound, and meanwhile, the cables with problems can not be found quickly when a certain cable fails, the isolating sheets 72 enclose to form isolating spaces 75, the isolating spaces 75 are uniformly and equally spaced and are provided with a plurality of groups, the isolating spaces 75 are connected by the isolating sheets 72, in addition, the connecting terminals 62 are provided with a plurality of groups, each group of connecting terminals 62 corresponds to a group of isolating spaces, the connecting terminals 62 which can not be influenced by each other can be arranged in the same group of isolating spaces, electromagnetic isolation between different connecting terminals 62 can be realized through the isolating sheets 72, the problem of equipment operation caused by mutual interference in operation is avoided, the bottom of the isolating space 75 is provided with a metal connecting plate 74, the connecting terminals 62 and the branch equipment 61 are all arranged in a penetrating way and are electrically connected with the connecting plate 74, in the embodiment, isolating cavities 8 are reserved between the mounting frame 7 and the box 1, the design is such that a group of isolating cavities 8 are separated between the connecting terminals 62 and the box 1, the box 1 can better protect users, avoid users to touch the box 1 to cause injury, the isolation sheet 72 is covered with the encapsulation plate 9 facing the box door 2, the encapsulation plate 9 can further improve the isolation performance of the isolation sheet 72, and after encapsulation is carried out through the encapsulation plate 9 because the wiring groove 73 is positioned below the encapsulation plate 9, the users cannot directly observe cables because of the existence of the encapsulation plate 9 when observing outside, so that the equipment is more attractive from outside, the structural design is more attractive in appearance, the equipment can be ensured to work stably, the safety of the equipment is ensured, and the damage of the equipment is avoided.
Referring to fig. 3 in combination, in an embodiment of the present application, the mounting frame 7 includes a connection leg 71 and a plurality of sets of spacers 72, and the connection leg 71 abuts against the case 1; the plurality of groups of isolation sheets 72 are connected to the connection support legs 71 and are enclosed to form an isolation space 75, the isolation space 75 is wrapped on the branch control assembly 6, the wiring groove 73 is arranged on the periphery of the isolation space 75, and the bottom end of the isolation space 75 is provided with a connecting plate 74.
In a load control terminal box of the present application, the mounting bracket 7 includes a connection leg 71 and a spacer 72, the connection leg 71 is connected to the end face of the partition plate 12 facing away from the control terminal 5, the connection leg 71 is used for connecting the spacer 72 with a connection point, so that the spacer 72 can wrap around the branch control component 6, the electromagnetic isolation performance of the spacer 72 is more excellent, a plurality of heat dissipation holes 721 are formed in the spacer 72 in an array manner, the heat dissipation holes 721 can prevent the heat generated by the operation of the branch control component 6 from accumulating on the spacer 72, and the cables connected to the connection terminals 62 can also pass through the heat dissipation holes 721, because the adjacent spacer 72 are clamped and form the wiring grooves 73, after the cables pass through the heat dissipation holes 721, the cables can be directly collected through the wiring grooves 73, the cables can be more quickly and tidied, and the cables are prevented from winding, meanwhile, the situation that a cable with a problem cannot be found quickly when a certain cable fails is avoided, isolating sheets 72 are enclosed to form isolating spaces 75, a plurality of groups of isolating spaces 75 are uniformly and equally spaced, the isolating spaces 75 are connected by the isolating sheets 72, a plurality of groups of connecting terminals 62 are arranged, each group of connecting terminals 62 corresponds to a group of isolating spaces, connecting terminals 62 which cannot affect each other can be arranged in the same group of isolating spaces, different connecting terminals 62 can be isolated electromagnetically by the isolating sheets 72, the problem that equipment runs due to mutual interference in running is avoided, a metal connecting plate 74 is arranged at the bottom of the isolating spaces 75, the connecting terminals 62 and branching devices 61 are all arranged in a penetrating way and are electrically connected with the connecting plate 74, in the embodiment, isolating cavities 8 are reserved between a mounting frame 7 and a box 1, so that a group of isolating cavities 8 are arranged between the connecting terminals 62 and the box 1, the box 1 can better protect users, the users are prevented from being injured by touching the box 1, the isolation sheets 72 are covered with the packaging plates 9 facing the box door 2, the packaging plates 9 can further improve the isolation performance of the isolation sheets 72, and after the wiring grooves 73 are arranged below the packaging plates 9 and packaged by the packaging plates 9, the users cannot directly observe cables due to the existence of the packaging plates 9 when observing outside, so that the equipment is more attractive from outside, and due to the structural design, the whole appearance is more attractive, and the equipment is effectively ensured to work stably.
Referring to fig. 3, in an embodiment of the present application, the spacer 72 has a plurality of heat dissipation holes 721 facing the isolation space 75, and the heat dissipation holes 721 penetrate through the wiring groove 73.
In a burden accuse terminal box of this application, a plurality of louvres 721 have been seted up to the array on the spacer 72, these louvres 721 can avoid branch control module 6 work produced heat to produce and pile up on the spacer 72, and, connect in the cable of connecting terminal 62 also can wear to locate louvres 721, because press from both sides and form wiring groove 73 between the adjacent spacer 72, can directly receive the bundle through wiring groove 73 when the cable wears to locate behind the louvres 721, can be more swift the arrangement cable, avoid the cable winding, avoid simultaneously when a certain cable breaks down can't find the cable of problem fast.
Referring to fig. 3 in combination, in one embodiment of the present application, the isolation spaces 75 are provided in a plurality of groups, and the plurality of groups of isolation spaces 75 are uniformly spaced apart and connected together by the spacers 72.
In the negative control terminal box of the application, enclose between the spacer 72 and close and form isolation space 75, isolation space 75 is evenly equidistant to be equipped with the multiunit, multiunit isolation space 75 all relies on spacer 72 to connect, connecting terminal 62 is equipped with the multiunit in addition, every group connecting terminal 62 corresponds has a set of partition space, can each other can not influence connecting terminal 62 can arrange in same group partition space between each other, can make electromagnetic isolation between different connecting terminal 62 through spacer 72, avoid the interference to each other when running to lead to equipment operation to go wrong.
Referring to fig. 2 to 3, in an embodiment of the present application, a partition plate 12 is penetrated in a case 1, a connection leg 71 is abutted against the partition plate 12, a fire extinguishing assembly 3 is connected to an end surface of the partition plate 12 far from the connection leg 71, and a ventilation cavity 13 is formed on the partition plate 12.
In the negative control terminal box of this application, wear to be equipped with a division board 12 in the box 1, in this embodiment, division board 12 is the metal material, can block the connection between control terminal 5 and the branch control module 6 through electromagnetic isolation, avoid the component to influence each other and lead to equipment damage, a plurality of ventilation chambers 13 have been seted up on the division board 12, ventilation chamber 13 is arranged in making the gas blocking body in the fire extinguishing component 3 can flow in whole installation cavity 11, make the protection negative control terminal box that fire extinguishing component 3 can be better, connect stabilizer blade 71 and fix through division board 12, make and reserve down to cut off chamber 8 between mounting bracket 7 and the box 1, can more efficient protection equipment.
Referring to fig. 3 in combination, in an embodiment of the present application, the fire extinguishing assembly 3 includes a fire extinguisher body 31 and a fire detector 32, the fire extinguisher body 31 is connected to the partition plate 12, the fire extinguisher is provided with an air outlet pipe 311, and the air outlet pipe 311 is disposed through the partition plate 12 and faces the branch control assembly 6; the fire detector 32 is electrically connected to the fire extinguisher body 31, the fire detector 32 includes a smoke sensor 321 and a temperature sensor 322, the smoke sensor 321 is connected to the control terminal 5 and disposed facing the ventilation chamber 13, and the temperature sensor 322 is disposed through the spacer 72.
In the negative control terminal box of the application, the fire extinguishing assembly 3 comprises a fire extinguisher body 31 and a fire detector 32, in the embodiment, the fire extinguisher is a gas fire extinguisher, the gas fire extinguisher can be a heptafluoropropane fire extinguisher, the flame is rapidly extinguished while protecting elements in the box 1 through nonflammable gas and air pressure, the rapid protective fire extinguishing function is achieved, the fire extinguisher body 31 is a gas storage tank, the inside of the fire extinguisher is provided with compressed fire extinguishing gas, the fire extinguisher is connected with an air outlet pipe 311, the air outlet pipe 311 is connected to the bottom end of the fire extinguisher and penetrates through the partition plate 12, the air outlet end of the air outlet pipe 311 is arranged facing the branch control assembly 6, the fire retardant gas is filled in the branch control assembly 6 through the air outlet pipe 311 and is introduced into the control terminal 5 after being filled, an electromagnetic valve 312 is arranged between the air outlet pipe 311 and the fire extinguisher body 31, the fire extinguisher can be opened by a remote control electromagnetic valve 312, a pressurizing pump 313 is arranged between an air outlet and the electromagnetic valve 312 for assisting in extruding air, so that the fire extinguishing efficiency is further improved, in addition, the fire extinguisher body 31 is electrically connected with the fire detector 32, the fire detector 32 comprises a smoke sensor 321 and a temperature sensor 322, the smoke sensor 321 and the temperature sensor 322 are both connected with a control terminal 5, the smoke sensor 321 is connected with the control terminal 5 and is arranged facing the ventilation cavity 13, the temperature sensor 322 is connected with a branch control component 6 and penetrates through the wiring groove 73, the structure is such that the temperature sensor 322 can more sensitively detect the temperature so as to more rapidly find the fire condition of the negative control terminal box, and the fire extinguisher is conveniently and rapidly pressed by mutually matching different sensors and combining the voltage at the connection terminal 62, the current magnitude, the system can judge the running state of the terminal box fast, the high-efficient protective apparatus.
Referring to fig. 2 to 3 in combination, in an embodiment of the present application, the air outlet pipe 311 is provided with a solenoid valve 312 and a pressurizing pump 313, the solenoid valve 312 is disposed between the fire extinguisher body 31 and the air outlet pipe 311, and the air outlet pipe 311 is disposed through the pressurizing pump 313.
In the negative control terminal box of the application, the end of giving vent to anger of outlet duct 311 sets up towards branch control subassembly 6, gives vent to anger through outlet duct 311 and makes branch control subassembly 6 intussuseption fire-retardant gas to let in control terminal 5 after being full of and reach the purpose of quick pressure flame, be equipped with solenoid valve 312 between outlet duct 311 and the fire extinguisher body 31, can open the operation through remote control solenoid valve 312, be equipped with force (forcing) pump 313 between gas outlet and solenoid valve 312 for supplementary extrusion gas, further improve fire extinguishing efficiency.
Referring to fig. 2 in combination, in an embodiment of the present application, the branch control assembly 6 includes a branch device 61 and a connection terminal 62, where multiple groups of branch devices 61 are arranged in an array, and multiple groups of branch devices 61 penetrate through an isolation space 75 and are connected to a connection board 74; the connection terminals 62 are provided with a plurality of groups, and each connection terminal 62 is provided with a group of isolation spaces 75.
In a negative control terminal box of the present application, the branch control component 6 includes a branch device 61 and a connection terminal 62, where the branch device 61 is also electrically connected to the connection terminal 62, in this embodiment, the connection terminal 62 includes a 1UK control terminal, a 2UK control terminal, a CTX current terminal, a UD voltage connection terminal, a UX breaker auxiliary feedback connection terminal, an RS485 communication interface, and a protection ground and a neutral line, the UK control terminal is used to connect and control a control interface of an external device or a system, which is a control interface with a standard size, and can implement circuit control in the negative control terminal box, and the CTX current terminal is a current measurement interface in the negative control terminal box, and can be used to connect a current sensor to measure a current value in a power system, which is an important current measurement interface in the negative control terminal box, is used to measure a current value in the power system, and can provide necessary data support for power load management and fault detection; the UD voltage wiring terminal is an interface used for connecting voltage measurement, is an interface used for connecting a voltage sensor in the negative control terminal box, is used for measuring a voltage value in a power system, and is provided for a user to monitor and manage; the UX circuit breaker auxiliary feedback connection terminal generally refers to a device used in an electric power system for monitoring and controlling the state of a circuit, and these circuit breakers are generally used together with a protection, automation and monitoring system to ensure the normal operation of the electric power system and to protect the device from damage, and generally functions to enable the monitoring and control system to know the operation condition of the circuit in real time and take appropriate measures as required, which helps to ensure the reliability, safety and stability of the electric power system; RS485 is a serial communication protocol, is commonly used for transmitting data among industrial automation, instruments and other devices, and the use of an RS485 communication interface in a negative control terminal box is commonly used for realizing data exchange, monitoring and control among devices, so that the communication capability of the terminal box is expanded, and the method is suitable for industrial control and automation application; while the ground wire is a wire used to connect equipment and electrical systems to the ground, the primary purpose is to provide a safe path to conduct current to ground in the event of equipment failure, thereby protecting personnel from electrical shock; the neutral line is a wire used to connect the power source to the load, typically connected to the neutral point of the power source, and in an ac system it is the path of the current back to the power source, the voltage of the neutral line typically being close to ground potential. One end of the connecting terminals 62 is connected with different power users, and the other end is connected with the control terminal 5, and the structures are matched with each other, so that the normal operation of the equipment can be ensured, and the electricity utilization safety of the power users is ensured.
Referring to fig. 2 in combination, in an embodiment of the present application, a marking partition 14 is rotatably connected to the case 1 facing the branching device 61, a plurality of yielding ports 15 are formed in the marking partition 14 facing the branching device 61, and a spare sealing plate 16 is disposed at the yielding ports 15.
In the negative control terminal box of the application, the side wall of the installation cavity 11 is rotationally connected with the marking baffle plate 14, a plurality of yielding ports 15 are evenly arranged on the marking baffle plate 14 in an equidistant array, the yielding ports 15 can be clamped with the branch equipment 61 when in use, the branch equipment 61 can be more convenient to use, in general, the branch equipment 61 and the yielding ports 15 are in one-to-one correspondence, when the number of the branch equipment 61 is less than that of the yielding ports 15, the redundant yielding ports 15 can be covered by the standby sealing plate 16, the branch equipment 61 can be protected by such operation, the branch equipment 61 can be more convenient to use, and the standby sealing plate 16 can enable the marking baffle plate 14 to look more attractive through a cover arrangement mode, so that the use experience of users can be improved.
Referring to fig. 2 in combination, in one embodiment of the present application, adjacent spacer 72 is provided with package plate 9 facing the door 2.
In the negative control terminal box of the application, the isolation sheet 72 is sealed towards the box door 2, the sealing plate 9 is sealed, the isolation performance of the isolation sheet 72 can be further improved by the sealing plate 9, and because the wiring groove 73 is positioned below the sealing plate 9, after the sealing plate 9 is sealed, a user can not directly observe a cable because of the existence of the sealing plate 9 when observing outside, so that the equipment is more attractive from outside, and due to the structural design, the whole can be more attractive, and the equipment working stability can be effectively ensured.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, this is for convenience of description and simplification of the description, but does not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely used for illustration and are not to be construed as limitations of the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description of the preferred embodiment of the present invention is not intended to limit the invention to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (10)
1. A negative control terminal box, characterized by comprising:
the box body is provided with an installation cavity, a box door is rotationally connected with the box body, a protection window is arranged on the box door facing the installation cavity, and a fire extinguishing assembly is connected in the installation cavity;
the terminal control assembly is connected to the mounting cavity, the terminal control assembly comprises a control terminal and a branch control assembly, the control terminal is electrically connected to the branch control assembly, the control terminal is abutted to one end of the bottom surface of the mounting cavity, and the branch control assembly is abutted to one end of the bottom surface of the mounting cavity, which is far away from the control terminal; and
the mounting bracket, the mounting bracket wrap in branch control subassembly, be equipped with the wiring groove in the mounting bracket, the mounting bracket with be equipped with between the box and cut off the chamber.
2. The load control terminal housing of claim 1, wherein the mounting bracket comprises:
the connecting support leg is abutted to the box body; and
the multi-group isolation sheets are connected to the connection support legs and are enclosed to form an isolation space, the isolation space is wrapped by the branch control assembly, the wiring groove is formed in the periphery of the isolation space, and the bottom end of the isolation space is provided with a connecting plate.
3. The load control terminal box of claim 2, wherein the spacer has a plurality of heat dissipation holes facing the array of isolated spaces, the heat dissipation holes penetrating the wiring groove.
4. A load control terminal box according to claim 3, wherein said isolated spaces are provided in plural groups, and wherein plural groups of said isolated spaces are arranged at regular intervals and are connected together by said isolating sheets.
5. The negative control terminal box according to claim 4, wherein a partition plate is penetrated in the box body, the connection support leg is abutted against the partition plate, the fire extinguishing assembly is connected to the end face of the partition plate away from the connection support leg, and a ventilation cavity is formed in the partition plate.
6. The negative control terminal housing of claim 5, wherein the fire suppression assembly comprises:
the fire extinguisher body is connected with the partition plate, the fire extinguisher is provided with an air outlet pipe, and the air outlet pipe penetrates through the partition plate and is arranged facing the branch control assembly; and
the fire detector is electrically connected to the fire extinguisher body and comprises a smoke sensor and a temperature sensor, wherein the smoke sensor is connected to the control terminal and faces the ventilation cavity, and the temperature sensor penetrates through the isolation sheet.
7. The negative control terminal box according to claim 6, wherein the air outlet pipe is provided with an electromagnetic valve and a pressurizing pump, the electromagnetic valve is arranged between the fire extinguisher body and the air outlet pipe, and the air outlet pipe is arranged through the pressurizing pump.
8. The negative control terminal box of claim 4, wherein the branch control assembly comprises:
the branch equipment array is provided with a plurality of groups of branch equipment, and the plurality of groups of branch equipment penetrate through the isolation space and are connected with the connecting plate; and
the connecting terminals are provided with a plurality of groups, and each connecting terminal corresponds to one group of isolation space.
9. The load control terminal box of claim 8, wherein the box body is rotatably connected with a marking baffle facing the branch equipment, the marking baffle is provided with a plurality of yielding ports facing the branch equipment array, and the yielding ports are provided with standby sealing plates.
10. The load control terminal box of claim 2, wherein adjacent said spacer is provided with a package plate facing said door cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410152000.7A CN117712875A (en) | 2024-02-02 | 2024-02-02 | Negative control terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410152000.7A CN117712875A (en) | 2024-02-02 | 2024-02-02 | Negative control terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117712875A true CN117712875A (en) | 2024-03-15 |
Family
ID=90161054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410152000.7A Pending CN117712875A (en) | 2024-02-02 | 2024-02-02 | Negative control terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117712875A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2444868C1 (en) * | 2010-07-13 | 2012-03-10 | Эндал Инвестментс Лимитед | Modular processing centre and functioning thereof |
| CN206313304U (en) * | 2016-12-23 | 2017-07-07 | 江西江控电气有限公司 | A kind of low-voltage alternating-current switchboard |
| CN116260111A (en) * | 2022-12-26 | 2023-06-13 | 国家电投集团云南国际电力投资有限公司 | Distributed photovoltaic access protection equipment and application method thereof |
| CN219760259U (en) * | 2023-03-31 | 2023-09-26 | 沈阳博淼电气自动化有限公司 | Wiring groove assembly for control cabinet and control cabinet thereof |
-
2024
- 2024-02-02 CN CN202410152000.7A patent/CN117712875A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2444868C1 (en) * | 2010-07-13 | 2012-03-10 | Эндал Инвестментс Лимитед | Modular processing centre and functioning thereof |
| CN206313304U (en) * | 2016-12-23 | 2017-07-07 | 江西江控电气有限公司 | A kind of low-voltage alternating-current switchboard |
| CN116260111A (en) * | 2022-12-26 | 2023-06-13 | 国家电投集团云南国际电力投资有限公司 | Distributed photovoltaic access protection equipment and application method thereof |
| CN219760259U (en) * | 2023-03-31 | 2023-09-26 | 沈阳博淼电气自动化有限公司 | Wiring groove assembly for control cabinet and control cabinet thereof |
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| Title |
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| [法]DS SOLIDWORKS®公司: "《SOLIDWORKS®电气基础教程：2020版》", 31 August 2021, 机械工业出版社, pages: 190 - 193 * |
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