CN113948347A - Circuit breaker assembly, control cabinet and air conditioner - Google Patents
Circuit breaker assembly, control cabinet and air conditioner Download PDFInfo
- Publication number
- CN113948347A CN113948347A CN202111340142.9A CN202111340142A CN113948347A CN 113948347 A CN113948347 A CN 113948347A CN 202111340142 A CN202111340142 A CN 202111340142A CN 113948347 A CN113948347 A CN 113948347A
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- China
- Prior art keywords
- wiring
- circuit breaker
- auxiliary
- wiring board
- control cabinet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Patch Boards (AREA)
Abstract
本发明公开了一种断路器组件、控制柜及空调，断路器组件包括断路器，断路器具有接线端子；辅助接线板，辅助接线板与接线端子连接，辅助接线板具有检测区域和接线区域，检测区域位于接线端子与接线区域之间，接线区域设置有用于接线的接线孔；互感器，互感器设置在检测区域位置处，互感器用于检测流经辅助接线板的电流。在装配时，将辅助接线板与接线端子连接后，由于辅助接线板上具有检测区域，并且检测区域与连接线缆的接线区域是分离的，因此，在将互感器设置在对应检测区域的位置后，互感器与接线区域也是分开的，从而不会对接线产生干扰，使接线过程更加方便快捷。
The invention discloses a circuit breaker assembly, a control cabinet and an air conditioner. The circuit breaker assembly includes a circuit breaker, and the circuit breaker is provided with wiring terminals; an auxiliary wiring board is connected with the wiring terminals, and the auxiliary wiring board has a detection area and a wiring area. The detection area is located between the wiring terminal and the wiring area, and the wiring area is provided with a wiring hole for wiring; the transformer is arranged at the position of the detection area, and the transformer is used to detect the current flowing through the auxiliary wiring board. During assembly, after connecting the auxiliary wiring board and the terminal, since the auxiliary wiring board has a detection area, and the detection area is separated from the wiring area of the connecting cable, the transformer should be set at the position corresponding to the detection area. After that, the transformer and the wiring area are also separated, so as not to interfere with the wiring, making the wiring process more convenient and quick.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a circuit breaker assembly, a control cabinet and an air conditioner.
Background
In the past, when an airplane is on the ground, the airplane engine self-body airplane auxiliary power device (hereinafter referred to as APU) is used for achieving the refrigeration effect. There are a number of problems with using an own APU, for example: the aircraft APU depends on expensive aviation fuel oil as energy, and the running cost is greatly increased; generating larger noise and exhaust emissions, and polluting the airport environment; the consumed aviation oil can affect aviation safety. Therefore, from the viewpoints of safety, environmental protection and economy, the ground air conditioner of the airplane driven by ground power is produced. Although driving the aircraft ground air conditioner with ground power may solve the above problems, a control cabinet is required to control the operation of the air conditioner.
In the forceful electric power switch board, the circuit breaker is one of very critical electrical component, mainly used control circuit opens and shuts, sometimes for the power consumption that detects front end electric appliance part, can set up the mutual-inductor in the wiring position of circuit breaker and detect the electric current through binding post, however, the mutual-inductor structure is relatively great, not only can influence the wiring, and the wiring requirement is higher moreover, it is troublesome to increase unnecessary when can make the customer install on the one hand, increase the assemble duration, moreover, the customer is worked a telephone switchboard by oneself and still assembles not in place easily, thereby make the unable normal detection electric current of mutual-inductor.
Disclosure of Invention
The invention discloses a circuit breaker assembly, a control cabinet and an air conditioner, and solves the problem that a circuit breaker is inconvenient to wire after a mutual inductor is installed in the prior art.
According to one aspect of the present invention, there is disclosed a circuit breaker assembly comprising: a circuit breaker having a wiring terminal; the auxiliary wiring board is connected with the wiring terminal and is provided with a detection area and a wiring area, the detection area is positioned between the wiring terminal and the wiring area, and the wiring area is provided with a wiring hole for wiring; a transformer provided at the detection region position, the transformer being used to detect a current flowing through the auxiliary wiring board.
Furthermore, the wiring holes are multiple, and the wiring holes are distributed in the wiring area at intervals.
Further, the circuit breaker assembly further comprises: a bracket connected with the auxiliary wiring board.
Further, the connection position of the auxiliary wiring board to the bracket is located within the wiring region, and the bracket is used for fixing the cable.
Further, binding post with the supplementary wiring board is a plurality ofly, every binding post with one the supplementary wiring board is connected, every wear to be equipped with one on the supplementary wiring board the mutual-inductor, crisscross setting between the mutual-inductor.
Furthermore, the auxiliary wiring board is provided with an avoiding structure, and the avoiding structure is used for avoiding mutual inductors on the adjacent auxiliary wiring board.
According to a second aspect of the invention, a control cabinet is disclosed, comprising the circuit breaker assembly described above.
According to a third aspect of the invention, an air conditioner is disclosed, comprising the control cabinet.
Further, the air conditioner includes an aircraft ground air conditioner.
Further, the air conditioner includes: a frame structure; the control cabinet is arranged on the frame structure and is provided with a shell, and a wiring hole is formed in a back plate of the shell; the wire fixing device is arranged on the frame structure, corresponds to the wire feeding hole in position, and is used for fixing a cable penetrating through the wire feeding hole.
When the assembly, be connected the back with auxiliary wiring board and binding post, because the last detection area that has of auxiliary wiring board to the detection area is the separation with the wiring region of connecting the cable, consequently, after setting up the mutual-inductor in the position that corresponds the detection area, the mutual-inductor also is separately with the wiring region, thereby can not produce the interference to the wiring, makes the wiring process convenient and fast more.
Drawings
Fig. 1 is a schematic structural diagram of a circuit breaker assembly according to a first embodiment of the invention;
fig. 2 is a perspective view of a circuit breaker assembly according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of an air conditioner according to a third embodiment of the present invention;
fig. 4 is a schematic view of the internal structure of a weak current control cabinet of an air conditioner according to a third embodiment of the present invention;
fig. 5 is a schematic structural diagram of a back panel of a weak current control cabinet of an air conditioner according to a third embodiment of the present invention;
fig. 6 is a perspective view of an air conditioner according to a third embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
legend: 10. a circuit breaker; 11. a wiring terminal; 20. an auxiliary wiring board; 21. detecting a region; 22. a wiring area; 23. a wiring hole; 24. an avoidance structure; 30. a transformer; 40. a support; 41. a connection location; 50. a housing; 51. a wiring hole; 60. a refrigerant heat sink; 70. a drive plate; 80. a frame structure; 90. a wire fixing device.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the details of the description.
As shown in fig. 1 and 2, in a first embodiment of the present invention, a circuit breaker assembly is disclosed, which includes a circuit breaker 10, an auxiliary terminal block 20, and a transformer 30, the circuit breaker 10 having a terminal block 11; an auxiliary wiring board 20 is connected with the wiring terminal 11, the auxiliary wiring board 20 has a detection region 21 and a wiring region 22, the detection region 21 is located between the wiring terminal 11 and the wiring region 22, and the wiring region 22 is provided with a wiring hole 23 for wiring; the instrument transformer 30 is provided at the position of the detection region 21, and the instrument transformer 30 is used for detecting the current flowing through the auxiliary wiring board 20.
When assembling, after the auxiliary wiring board 20 is connected with the wiring terminal 11, because the auxiliary wiring board 20 is provided with the detection area 21, and the detection area 21 is separated from the wiring area 22 for connecting the cable, after the mutual inductor 30 is arranged at the position corresponding to the detection area 21, the mutual inductor 30 is separated from the wiring area 22, thereby not interfering the wiring, and making the wiring process more convenient and faster.
Moreover, because the same wiring position often faces to connect a plurality of high-power loads simultaneously, consequently, can cause the crimping of many big wire footpath cables to same wiring position, and because mutual-inductor 30 self structural constraint, can not support a plurality of big wire footpath cables to pass simultaneously. And through increasing auxiliary terminal board 20, can be connected to wiring region 22 with many big wire footpath cables, and set up mutual-inductor 30 in corresponding detection zone 21 position department, optimized the overall structure of circuit breaker subassembly, avoided the problem that a plurality of big wire footpath cables passed mutual-inductor 30 simultaneously to can realize the detection to the electric current.
In addition, in order to solve the problems that a plurality of large-diameter cables are easily crimped to the same cable position, which may cause safety hazards and process manufacturing, in the present embodiment, a plurality of cable connection holes 23 are provided, and the plurality of cable connection holes 23 are distributed at intervals in the cable connection region 22. Therefore, one wiring hole 23 can be correspondingly connected with each high-power load, and the cable connection is more reliable and safer.
Preferably, in the present embodiment, the auxiliary wiring board 20 is made of copper.
The circuit breaker assembly also includes a bracket 40, the bracket 40 being connected to the auxiliary terminal block 20. Since the auxiliary wiring board 20 is provided with the detection region 21 and the wiring region 22, the overall length is increased, and by providing the bracket 40, the auxiliary wiring board 20 can be connected to a fixed structure by the bracket 40 on the one hand, and the auxiliary wiring board 20 can be reinforced on the other hand, thereby preventing the auxiliary wiring board from being deformed and bent.
Further, the connection locations 41 of the auxiliary patch panels 20 to the brackets 40 are located within the patching region 22, and the brackets 40 are used to secure cables. Through the hookup location setting with support 40 in wiring area 22, after setting up like this, wiring hole 23 distributes in hookup location's both sides, has been equivalent to having divided and has walked the line space, and the same one side that can be located support 40 of the same cable of walking the line direction conveniently walks line and reason line like this, and, in the reason line in-process, can fix the cable on support 40 through the ribbon to it is fixed with the cable, make the position relatively fixed between cable and the supplementary wiring board 20, avoid the cable to rock and lead to contact failure.
Each wiring terminal 11 and each auxiliary wiring board 20 are multiple, each wiring terminal 11 is connected with one auxiliary wiring board 20, a mutual inductor 30 penetrates through each auxiliary wiring board 20, and the mutual inductors 30 are arranged in a staggered mode. The circuit breaker 10 is generally provided with a plurality of wiring terminals 11, so that the number of the auxiliary wiring boards 20 is also multiple, each wiring terminal 11 is reliably connected with one auxiliary wiring board 20, and the mutual inductors 30 can be arranged in a staggered mode due to the fact that the mutual inductors 30 are wide, and therefore space is saved.
The auxiliary terminal block 20 is provided with an avoidance structure 24, the avoidance structure 24 being used to avoid the mutual inductor on the adjacent auxiliary terminal block 20. As shown in fig. 1, taking three connection terminals 11 on the upper portion of the circuit breaker 10 as an example, three auxiliary connection terminals 20 are provided, which are two edge connection terminals and a middle connection terminal, respectively, the edge connection terminals are used for connecting the connection terminals on both sides, and the middle connection terminal is connected with the connection terminal 11 in the middle, as shown in fig. 1, the edge connection terminals are provided with an avoiding structure 24, the avoiding structure 24 is essentially an L-shaped bent structure, and the bent structures of the two edge connection terminals are symmetrically arranged, so that a mutual inductor 30 avoiding the middle connection terminal can be formed between the two edge connection terminals. By adopting the structure, the assembly space of the mutual inductor 30 can be increased, and the space is increased after the three auxiliary wiring boards 20 are bent, so that the operation and wiring are more convenient when cables are connected, and the assembly efficiency is greatly improved. In addition, the edge wiring boards correspond to each other, the universality is improved, the copper sheets of the same specification are replaced with each other, and the production efficiency is high.
According to the second embodiment of the invention, the control cabinet comprises the circuit breaker assembly.
As shown in fig. 3 to 5, according to a third embodiment of the present invention, an air conditioner is disclosed, which includes the above-mentioned control cabinet.
The air conditioner comprises an airplane ground air conditioner which comprises a frame structure 80, a strong current control cabinet, a weak current control cabinet, a refrigerant heat dissipation device 60 and a wire fixing device 90.
Strong electricity switch board and weak current switch board all inlay and establish in frame construction 80, and the strong electricity components and parts are installed in the strong electricity switch board, for example: the circuit breaker assembly, the contactor and other strong electric components are used for leading in a power line of a customer power supply of the air conditioning equipment and controlling the start and stop of a compressor, an air feeder, electric heating and a condensing fan of a fixed frequency system; and the strong current components are installed in a weak current control cabinet, for example: the main control board and the drive board 70 are used for controlling the start and stop of the compressor of the frequency conversion system and controlling the loads of an electromagnetic valve, an electronic expansion valve, a sensor, a temperature sensing bulb and the like of the air conditioning equipment. Through separately setting up forceful electric power switch board and light current switch board, make strong and light current separately walk the line, unit EMC effect is good, and control can not receive the interference, unit reliability reinforcing.
The arrangement positions of the strong current control cabinet and the weak current control cabinet are located on the side of an internal air supply port of the ground air conditioner of the airplane, the internal air supply port is located between the strong current control cabinet and the weak current control cabinet, and an access hole is arranged below the internal air supply port. The embedded structure design enables the air conditioning equipment to be compact in structure and capable of effectively protecting against wind and rain, and the maintenance opening is formed, so that the control cabinet is convenient to check and maintain.
The weak current control cabinet comprises a shell 50, a refrigerant heat dissipation device 60 is arranged on a back plate of the shell 50, a driving plate 70 is arranged on the back plate of the shell 50, the refrigerant heat dissipation device 60 is arranged outside the shell 50, the arrangement position of the refrigerant heat dissipation device 60 corresponds to the installation position of the driving plate 70, and the refrigerant heat dissipation device 60 is used for dissipating heat of the driving plate 70. The coolant in the coolant heat sink 60 takes away the heat generated when the driving plate 70 operates, so as to ensure the operating environment temperature of the driving plate 70, and the coolant pipeline connection point of the coolant heat sink 60 is arranged between the two control cabinets, so that the problems of insufficient welding space and insufficient maintenance space of the coolant pipe of the air conditioner are solved.
As shown in fig. 6 and 7, a wire feeding hole 51 is further formed on the back plate of the housing 50, a wire fixing device 90 is disposed on the frame structure 80, the wire fixing device 90 corresponds to the wire feeding hole 51, and the wire fixing device 90 is used for fixing a cable passing through the wire feeding hole 51. The wire fixing clamps are arranged in a staggered mode. The wire fixing device 90 is matched with the wire feeding hole 51 for use, so that firm external load wire feeding and attractive wire feeding are realized together, the maintenance is convenient, and the problem of complex wire feeding of the air conditioner is solved. Specifically, the wire fixing device 90 is characterized in that the height of the wire fixing support is higher than that of the refrigerant pipe on the lower side of the wire fixing support and is not higher than the wire feeding hole 51, and the wire fixing support of the wire fixing device 90 plays a role in protecting the refrigerant pipe on the lower side of the wire fixing support; the cable that arranges to its upper side plays the supporting role, and is difficult for receiving the space restriction influence, solves the problem of air conditioner wiring space restriction.
The aircraft ground air conditioner also comprises a refrigerating system, a heating device and an air supply device, wherein the refrigerating system consists of a compressor, a condenser, an evaporator and a condensing fan; the heating device consists of an electric heater and a protection device; the air supply device is composed of an air supply blower, a plurality of air duct components and the like. Specifically, the blower is located in the middle of the air conditioning equipment, and the electric heater is arranged in the air duct and in front of the blower.
Specifically, the protection device has overheating protection and ultrahigh temperature protection. The ultra-high temperature protection function plays a role in protection when the controller fails, and the protection function can be recovered only by human intervention. The action value of the overheat protection temperature relay is 65 ℃ disconnection, and the automatic reset is carried out below 65 ℃. The ultra-high temperature protector is arranged in a main circuit and has fusing or protecting temperature of 121 ℃. Optionally, the temperature values for the overheating protection and the ultra-high temperature protection can be adjusted according to actual use requirements.
Further specifically, the ultra-high temperature protection can be recovered only by human intervention, so a detachable device is arranged at the air channel behind the heating device. The detachable device is characterized in that the device is arranged at the air duct at the front part of the blower, and when the air conditioning equipment runs, the air duct has pressure difference with atmospheric pressure and is tightly combined with the air duct. On the one hand, the device does not cause the influence to air conditioning equipment normal operating, and on the other hand air conditioning equipment operation, the maintenance personal can't open the device through exogenic action, and then fine having avoided the maintenance personal various potential safety hazards that bring of not standardizing live operation. When the air conditioning equipment is shut down, maintenance personnel can maintain the heating device after detaching the device through simple operation.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Not all embodiments are exhaustive. All obvious changes and modifications which are obvious to the technical scheme of the invention are covered by the protection scope of the invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111340142.9A CN113948347A (en) | 2021-11-12 | 2021-11-12 | Circuit breaker assembly, control cabinet and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111340142.9A CN113948347A (en) | 2021-11-12 | 2021-11-12 | Circuit breaker assembly, control cabinet and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN113948347A true CN113948347A (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111340142.9A Pending CN113948347A (en) | 2021-11-12 | 2021-11-12 | Circuit breaker assembly, control cabinet and air conditioner |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102655064A (en) * | 2012-04-17 | 2012-09-05 | 温州控保电气有限公司 | Control and protection switchgear |
| CN205789779U (en) * | 2016-06-19 | 2016-12-07 | 浙江德菱科技股份有限公司 | Breaker of plastic casing |
| CN206558454U (en) * | 2017-03-28 | 2017-10-13 | 上力电力科技有限公司 | A kind of RCCB can modularization installing/dismounting back part structure |
| CN207381287U (en) * | 2017-11-03 | 2018-05-18 | 常熟开关制造有限公司(原常熟开关厂） | A kind of link block of control and protective switch |
| CN113507052A (en) * | 2021-07-27 | 2021-10-15 | 安徽东能电气有限公司 | Outdoor open-air electrical control cabinet with dehumidification function |
| CN216487909U (en) * | 2021-11-12 | 2022-05-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Circuit breaker assembly, control cabinet and air conditioner |
-
2021
- 2021-11-12 CN CN202111340142.9A patent/CN113948347A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102655064A (en) * | 2012-04-17 | 2012-09-05 | 温州控保电气有限公司 | Control and protection switchgear |
| CN205789779U (en) * | 2016-06-19 | 2016-12-07 | 浙江德菱科技股份有限公司 | Breaker of plastic casing |
| CN206558454U (en) * | 2017-03-28 | 2017-10-13 | 上力电力科技有限公司 | A kind of RCCB can modularization installing/dismounting back part structure |
| CN207381287U (en) * | 2017-11-03 | 2018-05-18 | 常熟开关制造有限公司(原常熟开关厂） | A kind of link block of control and protective switch |
| CN113507052A (en) * | 2021-07-27 | 2021-10-15 | 安徽东能电气有限公司 | Outdoor open-air electrical control cabinet with dehumidification function |
| CN216487909U (en) * | 2021-11-12 | 2022-05-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Circuit breaker assembly, control cabinet and air conditioner |
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Application publication date: 20220118 |
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| RJ01 | Rejection of invention patent application after publication |