CN208609333U - Electric cabinet and heat-exchange system - Google Patents

Electric cabinet and heat-exchange system Download PDF

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Publication number
CN208609333U
CN208609333U CN201821331006.7U CN201821331006U CN208609333U CN 208609333 U CN208609333 U CN 208609333U CN 201821331006 U CN201821331006 U CN 201821331006U CN 208609333 U CN208609333 U CN 208609333U
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Prior art keywords
electric cabinet
area
electric
framework
cabinet
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CN201821331006.7U
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Chinese (zh)
Inventor
胡金泉
张志斌
张同振
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Shenzhen Mcquay Air Conditioning Co Ltd
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Shenzhen Mcquay Air Conditioning Co Ltd
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Priority to CN201821331006.7U priority Critical patent/CN208609333U/en
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Abstract

The embodiment of the present application provides a kind of electric cabinet and heat-exchange system, which includes cabinet, and the cabinet has framework, backboard and cover board, and the cover board covers the front of the framework, and the backboard covers the back side of the framework;Partition is located at the box house, the intracorporal space of the case is at least separated as first area and second area;First electric elements are arranged at the first area;A possibility that second electric elements are arranged at the second area, also, the calorific value of second electric elements is greater than first electric elements and/or second electric elements generation electric spark is higher than first electric elements;And ventilation mouth, it is formed in the part around the second area of the framework, the ventilation mouth is connected to the external of machine unit shell locating for the electric cabinet.In the case that the present embodiment can be avoided flammable secondary refrigerant leakage, fire occurs in machine unit shell.

Description

Electric cabinet and heat-exchange system
Technical field
This application involves technical field of heat exchange equipment more particularly to a kind of electric cabinets and heat-exchange system.
Background technique
Currently, there is the refrigerant circulation duct flowed through for refrigerant in the heat exchange equipments such as refrigeration unit.Heat exchange equipment is usual It is provided with the machine unit shell for protecting the heat exchange equipment, which is arranged in the machine unit shell.
In addition, in heat exchange equipment, it usually needs the operation of the heat exchange equipment is controlled using electric elements, these Electric elements can be arranged in electric cabinet.For the convenience for controlling and being routed, electric cabinet is generally arranged at heat exchange equipment machine In group shell.
It should be noted that the above description of the technical background be intended merely to it is convenient to the technical solution of the application carry out it is clear, Complete explanation, and facilitate the understanding of those skilled in the art and illustrate.Cannot merely because these schemes the application's Background technology part is expounded and thinks that above-mentioned technical proposal is known to those skilled in the art.
Utility model content
In existing heat exchange equipment, it is set in the electric elements of electric cabinet, some electric elements calorific value is larger, or Person can generate electric spark, but since existing heat exchange equipment is usually using the refrigerant of non-combustible, so, even if part refrigerant It is revealed from refrigerant circulation duct, is also not easy that the accidents such as fire occur in machine unit shell, therefore, research staff will be as The project what avoids refrigerant by leaking and electric elements from causing fire in machine unit shell as research and development.
But the inventors of the present application found that with the development of technology, novel refrigerant will or be manufactured and be answered With these novel refrigerants can bring better heat transfer effect, or have other advantages, also, these novel refrigerants It is likely to be flammable refrigerant.It, can be by if coolant leakage when heat exchange equipment has used these flammable novel cooling mediums Have calorific value larger in electric cabinet, or generate the electric elements of electric spark, and is easy that fire occurs in machine unit shell Etc. accidents.Therefore, using flammable refrigerant, how to avoid that fire occurs in machine unit shell, become one it is important Project.
The application provides a kind of electric cabinet and the heat-exchange system with the electric cabinet, and partition is arranged in electric cabinet to setting The region for having calorific value larger and/or the higher electric elements of electric spark possibility occurring is sealed, and is carried out to the region Ventilation, the refrigerant concentration that can be avoided the region in electric cabinet increase, thus in the case where preventing flammable secondary refrigerant leakage, in machine Fire occurs in group shell.
According to the embodiment of the present application in a first aspect, providing a kind of electric cabinet, the electric cabinet is included
Cabinet, the cabinet have framework, backboard and cover board, and the cover board covers the front of the framework, the backboard Cover the back side of the framework;Partition is located at the box house, the intracorporal space of the case is at least separated as the firstth area Domain and second area;First electric elements are arranged at the first area;Second electric elements are arranged at described Second area, also, the calorific value of second electric elements is greater than first electric elements and/or second electric appliance member Occurs for part higher than first electric elements a possibility that electric spark;And ventilation mouth, be formed in the framework surrounds institute The part of second area is stated, the ventilation mouth is connected to the external of machine unit shell locating for the electric cabinet.
According to the second aspect of the embodiment of the present application, wherein the partition and the framework, the backboard and the cover board It is tightly connected.
According to the third aspect of the embodiment of the present application, wherein pass through the partition or the cabinet enters secondth area The pipeline in domain passes through seal member and the partition or the box sealing.
According to the fourth aspect of the embodiment of the present application, wherein the electric cabinet also includes
Ventilation pipe, the ventilation pipe are sealed by the framework of seal member and the ventilation mouth periphery, also, described Ventilation mouth is connected to via the ventilation pipe with the external of the machine unit shell.
According to the 5th of the embodiment of the present application the aspect, wherein the electric cabinet also includes
Fan is arranged at the second area, and the gas in the second area is discharged from the ventilation mouth.
According to the 6th of the embodiment of the present application the aspect, wherein the electric cabinet also includes
Air inlet, is formed in another part around the second area of the framework, the air inlet with it is described The external connection of machine unit shell.
According to the 7th of the embodiment of the present application the aspect, wherein the electric cabinet also includes
Air inlet pipe, the air inlet pipe are sealed by the framework of seal member and the air inlet periphery, also, described Air inlet is connected to via the air inlet pipe with the external of the machine unit shell.
According to the eighth aspect of the embodiment of the present application, wherein the backboard and/or the cover board and framework sealing connect It connects.
According to the 9th of the embodiment of the present application the aspect, wherein the electric cabinet also includes
Imflammable gas detector is set to the lower part in the second area of the electric cabinet, detect compared with Alarm signal is generated in the case where low concentration imflammable gas, report is generated in the case where detecting higher concentration imflammable gas Alert signal cuts off electric cabinet power supply simultaneously.
According to the tenth of the embodiment of the present application the aspect, a kind of heat-exchange system is provided, there is such as above-described embodiment first party Face electric cabinet described in either side into the 9th aspect, wherein the inside of the machine unit shell of the heat-exchange unit, which has, to be flowed through The refrigerant circulation duct of flammable refrigerant, also, the electric cabinet is located at the inside of the machine unit shell.
The beneficial effects of the present application are as follows: in the case where can be avoided flammable secondary refrigerant leakage, occur in machine unit shell Fire.
Referring to following description and accompanying drawings, specific implementations of the present application are disclosed in detail, specify the original of the application Reason can be in a manner of adopted.It should be understood that presently filed embodiment is not so limited in range.In appended power In the range of the spirit and terms that benefit requires, presently filed embodiment includes many changes, modifications and is equal.
Detailed description of the invention
Included attached drawing is used to provide that a further understanding of the embodiments of the present application, and which constitute one of specification Point, for illustrating presently filed embodiment, and with verbal description come together to illustrate the principle of the application.Under it should be evident that Attached drawing in the description of face is only some embodiments of the present application, for those of ordinary skill in the art, is not paying wound Under the premise of the property made is laborious, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is schematic diagram when observing along the front of the electric cabinet perpendicular to the embodiment of the present application 1;
Fig. 2 is a stereoscopic schematic diagram of the electric cabinet of the embodiment of the present application 1;
Fig. 3 is the schematic diagram of a part of the heat-exchange system of the embodiment of the present application 2.
Specific embodiment
Referring to attached drawing, by following specification, the aforementioned and other feature of the application be will be apparent.In specification In attached drawing, specific implementations of the present application are specifically disclosed, which show wherein can be using the portion of the principle of the application Divide embodiment, it will thus be appreciated that the application is not limited to described embodiment, on the contrary, the application includes falling into appended power Whole modifications, modification and equivalent in the range of benefit requirement.
In the following the description of the application, for convenience of description, the one side of cover board will be provided in the cabinet of electric cabinet As " front ", the one side of backboard will be provided with as " back side ", will be directed toward from first area the direction of second area as " under Direction ", direction that will be opposite with " lower direction " is as " upper direction ".
Embodiment 1
The embodiment of the present application provides a kind of electric cabinet, and Fig. 1 is that one when observing along the front perpendicular to electric cabinet shows It is intended to, Fig. 2 is a stereoscopic schematic diagram of the electric cabinet.Wherein, in Fig. 1, the cover board of cabinet is removed, in show case body The structure in portion.
As depicted in figs. 1 and 2, electric cabinet 10 can have: cabinet 11, partition 12, the first electric elements 13, the second electric appliance Element 14, and ventilation mouth 15.
In the present embodiment, as depicted in figs. 1 and 2, cabinet 11 can have framework 111, backboard 112 and the (figure of cover board 113 1 is not shown), cover board 113 covers the front of framework 111, and backboard 112 covers the back side of framework 111.
In the present embodiment, partition 12 can be located inside cabinet 11, at least separating the space inside cabinet 11 For first area A and second area B.
In the present embodiment, as shown in Figure 1, the first electric elements 13 can be arranged at first area A, the second electric appliance member Part 14 can be arranged at second area B, also, the calorific value of the second electric elements 14 is greater than the fever of the first electric elements 13 A possibility that electric spark occurs for amount and/or the second electric elements 14 is higher than a possibility that electric spark occurs for the first electric elements 13.
In the present embodiment, as depicted in figs. 1 and 2, ventilation mouth 15 can be formed in framework 111 around the second area The part of B, also, mouth 15 of taking a breath can be connected to the external of machine unit shell 1 locating for electric cabinet 10.
According to the present embodiment, the space of box house is divided by setting partition, and fire will be easily caused Second electric elements concentrate on second area, and partition can stop flammable gas to enter the second area as a result,;Also, it is logical The external ventilation mouth being connected in second area setting with machine unit shell is crossed, the flammable gas for entering the second area can be made Body is discharged to the outside of machine unit shell, further decreases the concentration of the imflammable gas in the second area.Therefore, the present embodiment The concentration that imflammable gas in second area is reduced in the case where imflammable gas leakage can occur in machine unit shell, thus It avoids that fire occurs in machine unit shell.
In the present embodiment, the connection type at the back side of backboard 112 and framework 111 can be clamping and/or bolt connects It connects, and/or is pivotally connected, and/or welding etc..
The front of cover board 113 and framework 111 can be dismountable connection type, such as be clamped, and/or be bolted, And/or it is pivotally connected.As a result, by opening cover board, electric elements and pipeline in cabinet 11 can be made to expose, be easily installed And maintenance.
In the present embodiment, between cover board 113 and framework 111, seal member can be set, the seal member is for example It can be sealing strip or sealant etc., thus, it is possible to form sealing between cover board 113 and framework 111, avoid imflammable gas Enter second area B between cover board 113 and framework 111.
In the present embodiment, it can be tightly connected between partition 12 and framework 11, avoid imflammable gas from partition as a result, Enter second area B between 12 and framework 11.For example, partition 12 can be integrally formed with framework 11, thus between It is formed and is tightly connected;Alternatively, partition 12 can connect by sealing welding in 11 inner wall of framework to form sealing between It connects;Alternatively, partition 12 can be connected to the inner wall of framework 11 by way of clamping or screw connection, also, in 12 He of partition The seal members such as sealing strip or sealant are set between the inner wall of framework 11, are tightly connected to be formed between.In addition, The present embodiment can be without being limited thereto, and partition 12 can also be connected and sealed by other means with framework 11.
In the present embodiment, can also be tightly connected between partition 12 and backboard 112, for example, partition 12 and backboard 112 it Between be provided with the seal members such as sealing strip or sealant.It can also be tightly connected between partition 12 and cover board 113, for example, partition The seal members such as sealing strip or sealant are provided between 12 and cover board 113.Thereby, it is possible to avoid imflammable gas from partition with Enter second area B between backboard, and imflammable gas is avoided to enter second area B between partition and cover board.
In the present embodiment, as shown in Fig. 2, opening 114 can be set on partition 12 and/or cabinet 11.Pipeline can be with Enter second area B by these openings 114.Pipeline into second area B can be connect with the second electric elements 14, The second electric elements 14 can carry out electrical via other component in the pipeline and the first electric elements 13 or machine unit shell as a result, Transmission.
In the present embodiment, sealing can be passed through into the pipeline for stating second area B across partition 12 or cabinet 11 Part 115 and partition 12 or cabinet 11 seal, for example, the seal member 115 can be Ge Lantou, or for blocking pipeline with open The sealant etc. in gap between mouth 114.Imflammable gas is avoided to enter second area B from opening 114 as a result,.
Specifically, as shown in Fig. 2, the pipeline inside machine unit shell can enter electric cabinet by opening 114, that is, opening 114 be cable-through hole.There is the risk of leakage combustible refrigerant in machine unit shell, if refrigerant occurs under unit power failure Leakage, the exhaust fan of electric cabinet are not turned on, and combustible refrigerant may enter in electric cabinet from the opening 114, and unit powers on Just there is the risk that fire occurs when starting, therefore opening 114 be provided with seal member, line through slit 114 can be allowed, Opening 114 can be sealed again, prevent the refrigerant revealed in shell from entering electric cabinet along opening 114.
In the present embodiment, the first electric elements 13 can be light current component, and calorific value is smaller, and generate electric spark can Energy property is lower, for example, the first electric elements can be electric-controlled plate and/or sensor etc..First electric elements 13 cause fire Risk is lower, and therefore, first area A may not necessarily be sealed relative to inside machine unit shell;In addition, in the A of first area The line of one electric elements 13 and other component in machine unit shell is complex, is not sealed setting to first area A and also can The first electric elements 13 and the line of other component in machine unit shell are facilitated to be arranged.
In the present embodiment, the second electric elements 14 can be forceful electric power component, and calorific value is larger, and generate electric spark can Energy property is higher, for example, the second electric elements can be contactor etc..
In the present embodiment, ventilation mouth 15 can be connected to the external of machine unit shell, thus, it is possible to by second area B Imflammable gas be discharged to the outside of machine unit shell.
Ventilation mouth 15 can there are many mode and machine unit shell external communication: for example, machine unit shell can have with outside First opening of boundary's connection, the ventilation mouth 15 of electric cabinet 10 can be close to first opening of the machine unit shell and be arranged, as a result, The ventilation mouth 15 can be directly connected to the external of machine unit shell by first opening of machine unit shell.
In another example as shown in Figure 1, electric cabinet 10 can have ventilation pipe 16, one end of the ventilation pipe 16 and ventilation mouth 15 Connection, the other end pass through machine unit shell and be connected tos with the external of machine unit shell, take a breath as a result, mouth 15 can by ventilation pipe 16 and The external connection of machine unit shell.In addition, the periphery of ventilation pipe 16 can pass through the framework 111 of seal member and ventilation 15 periphery of mouth Sealing avoids imflammable gas from entering second area B by the gap between ventilation pipe 16 and mouth 15 of taking a breath as a result,.
In the present embodiment, as shown in Figure 1, electric cabinet 10 can also have fan 17.Fan 17 can be arranged at Two region B can promote the gas in second area B to flow when fan 17 operates, and make gas in second area B from ventilation Mouthfuls 15 are discharged to the outside of machine unit shell, for example, fan 17 can be arranged at 16 inside of ventilation mouth, and towards ventilation mouth 15, Thus, it is possible to improve the efficiency that gas is discharged from ventilation mouth 15.In the present embodiment, fan 17 can be in machine unit shell The starting when heat exchange equipments such as refrigeration unit power on, in addition it is also possible to be activated on other opportunitys.
In the present embodiment, as shown in Figure 1, electric cabinet 10 can also have air inlet 18.Air inlet 18 can be formed in Another part around second area B of framework 11, and the external of air inlet 18 and machine unit shell is connected to, as a result, unit The gas of hull outside can enter second area B by the air inlet 18, to dilute the flammable gas in second area B Body further decreases the concentration of imflammable gas in second area B.
In the present embodiment, air inlet 18 can be set from the different position of ventilation mouth 15, for example, as shown in Figure 1, into Port 18 and ventilation mouth 15 can be respectively arranged at the opposite two sidewalls of framework 111, thus, it is possible to make the gas in second area B Body sufficiently flows.In addition, the distance H1, H2 of air inlet 18 and ventilation mouth 15 apart from 111 bottom of framework are identical in Fig. 1, that is, Air inlet 18 and ventilation mouth 15 can be opposed, but the present embodiment can be without being limited thereto, and H1, H2 can also be different, as a result, air inlet 18 can shift to install in the height direction with ventilation mouth 15.
In the present embodiment, air inlet 18 can there are many be connected to outside mode and machine unit shell: for example, machine unit shell It can have the second opening being in communication with the outside, the air inlet 18 of electric cabinet 10 can be close to second opening of the machine unit shell And be arranged, the air inlet 18 can be directly connected to the external of machine unit shell by second opening of machine unit shell as a result,.
In another example as shown in Figure 1, electric cabinet 10 can also have air inlet pipe 19, one end of the air inlet pipe 19 and air inlet 18 connections, the other end pass through machine unit shell and are connected to the external of machine unit shell, and air inlet 18 can pass through air inlet pipe 19 as a result, External with machine unit shell is connected to.In addition, the periphery of air inlet pipe 19 can pass through the framework of seal member and 18 periphery of air inlet 111 sealings, avoid imflammable gas from entering second area B by the gap between air inlet pipe 19 and air inlet 18 as a result,.
In addition, in the present embodiment, the gas flowing in second area B also can help to reduce the second electric elements 14 Temperature, to also contribute to reducing fire hazard.
In the present embodiment, as shown in Figure 1, the electric cabinet 10 can also have imflammable gas detector 20.This is flammable Property detector 20 can be set in the second area of electric cabinet 10, generate in the case where detecting imflammable gas Alarm signal, for example, the imflammable gas detector 20 when detecting that imflammable gas is more than a certain concentration, generates alarm signal Number.
In the present embodiment, when the specific gravity of imflammable gas is greater than air, which can be by It is set to the lower part of second area B.In addition, when the specific gravity of imflammable gas is lower than air, the imflammable gas detector 20 The top of second area B can be arranged at.
In the present embodiment, which can be arranged in the machine unit shell 1 of heat-exchange system, which can To use flammable refrigerant.When the flammable refrigerant in heat-exchange unit is leaked to 1 in the machine unit shell from refrigerant circulation duct, Flammable refrigerant is stopped by partition 12 and each seal member, it is difficult into the second area B of the opposing seal of electric cabinet 10, and And even if there is part combustibility refrigerant to enter second area B, also can by ventilation mouth 15 by flammable refrigerant from secondth area Domain B is discharged to the outside of machine unit shell 1, to reduce the concentration of flammable refrigerant;In addition, the gas outside machine unit shell 1 Second area B can be entered by air inlet 18, to dilute flammable refrigerant in second area B, further decreased flammable The concentration of property refrigerant.
It is calorific value is larger and/or generate higher second electric elements of electric spark possibility in addition, in the present embodiment Concentrated setting can be convenient for concentrating second area B the processing for reduce flammable refrigerant concentration in second area B, also, For being provided with the first area A of weak current part, it is not necessary to the processing for reducing flammable refrigerant concentration, therefore, energy such as be sealed The convenience of processing is improved, and reduces cost, if second electric elements are dispersedly arranged in entire electric cabinet, is needed Reduce to the region in entire electric cabinet the processing of flammable refrigerant, processing complexity and higher cost, also, for even The first electric elements that link is complicated and encapsulation process necessity is little, it is also desirable to be sealed processing, therefore, processing difficulty It is bigger.
In addition, the present embodiment can be without being limited thereto, electric cabinet 10, which can also be used in others, may occur combustibility The occasion of gas leakage.
Embodiment 2
The embodiment of the present application 2 provides a kind of heat-exchange system, which includes heat-exchange unit and electricity described in embodiment 1 Control case.In embodiment 1, the explanation of electric cabinet can be incorporated herein, it will not be described herein.
Fig. 3 is the schematic diagram of a part of the heat-exchange system of the embodiment of the present application 2.As shown in figure 3, the heat-exchange unit The inside of 100 machine unit shell 1 has the refrigerant circulation duct 101 for flowing through flammable refrigerant, also, the electric cabinet 10 is located at machine The inside of group shell 1, the cabinet 11 of electric cabinet 10 is interior to have partition 12, the first electric elements 13, the second electric elements 14, fan 17 and exhaust pipe 16 etc., wherein exhaust pipe 16 is pierced by from machine unit shell 1 to the outside of machine unit shell 1.In addition, in Fig. 3 The cover board of electric cabinet 11 is not shown.The heat-exchange unit for example can be refrigeration unit.
In the present embodiment, as shown in figure 3, the bottom of the framework 111 of electric cabinet can pass through sheet metal worker with machine unit shell 1 Skill is closely coupled, and the air inlet 18 being arranged in the framework 111 of electric cabinet (is not schemed by the second opening opened on machine unit shell 1 Show) it is connected to the external of machine unit shell 1.
In Fig. 3, air inlet 18 can be the lesser aperture of area, and quantity can be 2 or more, for example, shown in Fig. 3 The quantity of air inlet 18 is 8.The area of single air inlet 18 is smaller as a result, can be logical to avoid the foreign matter outside machine unit shell 1 The air inlet 18 is crossed to enter in electric cabinet;The quantity of air inlet 18 is more, and it is automatically controlled can to guarantee that enough extraneous gas enter this Case.
In addition, as shown in figure 3, the outside of second opening in machine unit shell 1, is additionally provided with barrier structure 301, the resistance Gear structure can prevent the foreign matters such as rainwater or the toy of the outside of external machine unit shell 1 from passing through second opening and air inlet 18 Into the electric cabinet.
In the present embodiment, since partition being arranged in electric cabinet, to being provided with, calorific value is larger and/or generation electric spark can The region of the energy higher electric elements of property is sealed, and is aerated to the region, can be avoided the region in electric cabinet Refrigerant concentration increases, so that fire occur in machine unit shell in the case where preventing flammable secondary refrigerant leakage.
Combine specific embodiment that the application is described above, it will be appreciated by those skilled in the art that this A little descriptions are all exemplary, and are not the limitation to the application protection scope.Those skilled in the art can be according to the application Spirit and principle various variants and modifications are made to the application, these variants and modifications are also within the scope of application.

Claims (10)

1. a kind of electric cabinet, which is characterized in that the electric cabinet includes
Cabinet, the cabinet have framework, backboard and cover board, and the cover board covers the front of the framework, the backboard covering The back side of the framework;
Partition is located at the box house, the intracorporal space of the case is at least separated as first area and second area;
First electric elements are arranged at the first area;
Second electric elements are arranged at the second area, also, the calorific value of second electric elements is greater than described A possibility that electric spark occurs for the first electric elements and/or second electric elements is higher than first electric elements;And
Ventilation mouth, is formed in the part around the second area of the framework, the ventilation mouth and the electric cabinet institute The external connection of the machine unit shell at place.
2. electric cabinet as described in claim 1, which is characterized in that
The partition is connect with the framework, the backboard and the cover plate for sealing.
3. electric cabinet as described in claim 1, which is characterized in that
Across the partition or the cabinet enter the pipeline of the second area by the first seal member and the partition or The box sealing.
4. electric cabinet as described in claim 1, which is characterized in that the electric cabinet also includes
Ventilation pipe, the ventilation pipe are sealed by the framework of the second seal member and the ventilation mouth periphery, also, described Ventilation mouth is connected to via the ventilation pipe with the external of the machine unit shell.
5. electric cabinet as described in claim 1, which is characterized in that the electric cabinet also includes
Fan is arranged at the second area, and the gas in the second area is discharged from the ventilation mouth.
6. electric cabinet as described in claim 1, which is characterized in that the electric cabinet also includes
Air inlet is formed in another part around the second area of the framework, the air inlet and the unit The external connection of shell.
7. electric cabinet as claimed in claim 6, which is characterized in that the electric cabinet also includes
Air inlet pipe, the air inlet pipe are sealed by the framework of third seal member and the air inlet periphery, also, described Air inlet is connected to via the air inlet pipe with the external of the machine unit shell.
8. electric cabinet as described in claim 1, which is characterized in that
The backboard and/or the cover board and the framework are tightly connected.
9. electric cabinet as described in claim 1, which is characterized in that the electric cabinet also includes
Imflammable gas detector is set to the lower part in the second area of the electric cabinet, is detecting combustibility Alarm signal is generated in the case where gas.
10. a kind of heat-exchange system, which is characterized in that the heat-exchange system has any in heat-exchange unit and such as claim 1-9 Electric cabinet described in, wherein
The inside of the machine unit shell of the heat-exchange unit has the refrigerant circulation duct for flowing through flammable refrigerant, also, the electricity Control case is located at the inside of the machine unit shell.
CN201821331006.7U 2018-08-17 2018-08-17 Electric cabinet and heat-exchange system Active CN208609333U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821331006.7U CN208609333U (en) 2018-08-17 2018-08-17 Electric cabinet and heat-exchange system

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Application Number Priority Date Filing Date Title
CN201821331006.7U CN208609333U (en) 2018-08-17 2018-08-17 Electric cabinet and heat-exchange system

Publications (1)

Publication Number Publication Date
CN208609333U true CN208609333U (en) 2019-03-15

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Application Number Title Priority Date Filing Date
CN201821331006.7U Active CN208609333U (en) 2018-08-17 2018-08-17 Electric cabinet and heat-exchange system

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110267466A (en) * 2019-06-10 2019-09-20 中航(深圳)航电科技发展有限公司 A kind of control box

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110267466A (en) * 2019-06-10 2019-09-20 中航(深圳)航电科技发展有限公司 A kind of control box

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