CN117915595A - Multifunctional gas-tight dampproof and heatproof electric cabinet - Google Patents
Multifunctional gas-tight dampproof and heatproof electric cabinet Download PDFInfo
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- CN117915595A CN117915595A CN202410205259.3A CN202410205259A CN117915595A CN 117915595 A CN117915595 A CN 117915595A CN 202410205259 A CN202410205259 A CN 202410205259A CN 117915595 A CN117915595 A CN 117915595A
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- electric cabinet
- cabinet
- sealing
- box
- heatproof
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- 238000007789 sealing Methods 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 239000003507 refrigerant Substances 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims 1
- 239000000306 component Substances 0.000 claims 1
- 239000008358 core component Substances 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 239000012466 permeate Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention relates to the technical field of dampproofing and heat prevention of an electric cabinet, in particular to an electric control cabinet capable of ensuring normal operation under a high-temperature and high-humidity environment, and particularly relates to an underground environment. The box and the box cover are connected through screw sealing, the cooling system is arranged on the box, the dry gas charging port and the exhaust port are respectively arranged at the lower end and the upper end of the box, the real-time temperature and humidity detection controller and the gas detection meter are arranged on the box cover, the electric control box is a closed space, the dry gas is discharged and injected into the air in the electric control box through the dry gas charging port, and the cooling system of the electric control box is used for controlling the temperature in the box.
Description
Technical Field
The invention relates to the technical field of electric cabinet equipment, in particular to a multifunctional gas airtight dampproof and heatproof electric cabinet device suitable for a high-temperature and high-humidity environment, and particularly relates to the field of underground dampproof and heatproof electric cabinets.
Background
The existing dampproof and heatproof electric cabinet mostly achieves the purposes of dampproof and heatproof through the modes of shielding rainwater, ventilating, exhausting, cooling, dehumidifying, placing drying agent, condensing, dehumidifying and the like, cannot be separated from the interference of ambient temperature and humidity, condensation dehumidifying needs to have a larger temperature difference to form a better dehumidifying effect, most of the condensation dehumidifying is finished by means of a compressor, drying dehumidifying is often finished along with electric heating, cooling is carried out, the cost of dampproof and heatproof equipment and the running cost are generally higher, the design is complex, the environment is subjected to continuous interference and corrosion, particularly, the high-temperature and high-humidity underground environment is higher in requirements on the traditional dampproof and heatproof electric cabinet, the saturated humidity and the high Wen Duiyu in the air are obviously very difficult to achieve the dampproof and heatproof effect through the ventilating and exhausting mode, the effect is unrealistic, the stability and the service life of electric equipment can be greatly influenced, the electric equipment can normally work only through the uninterrupted operation of the comprehensive dampproof and heatproof mode for almost 24 hours, and the serious potential hazards are further brought to equipment and safety production.
Disclosure of Invention
The invention aims to provide a multifunctional gas airtight dampproof heat-proof electric cabinet, which solves the defects in the background technology, and the novel technology aims to effectively prevent high temperature and moisture condensation and invasion through a cooling system and a technical scheme of filling dry gas and the like in the airtight electric cabinet so as to ensure the drying and proper temperature of the internal environment of the electric cabinet, thereby ensuring the long-term stable operation of electric equipment and prolonging the service life.
In order to achieve the aim, the invention provides an innovative multifunctional gas airtight dampproof heat-proof electric cabinet which mainly comprises an electric cabinet main body, a cooling system, a dry gas charging port, an exhaust port, a real-time temperature and humidity detection monitor, a gas detection meter, an external terminal box, an observation window, an electric switch and other key components.
In a further embodiment, the electric cabinet main body is formed by laying sealing strips between the cabinet body and the cabinet cover and adopting bolts for tight connection, so that a closed space is ensured to achieve good dampproof and dustproof effects.
In a further embodiment, a left case cover handle and a right case cover handle are arranged on the electric control case cover, so that the electric control case is convenient to detach.
In a further embodiment, the cooling system in the electric cabinet is characterized in that: the outside of the box body is provided with a refrigerant inlet and a refrigerant outlet, a cooling pipeline penetrating through the inside of the box body is arranged between the refrigerant inlet and the refrigerant outlet, and heat exchange fins are fixed on the pipeline so as to facilitate efficient heat dissipation and reduce the temperature in the box body. Meanwhile, an electric valve is arranged at the refrigerant inlet, the on-off of the refrigerant can be controlled, an actuator on the electric valve is connected with a real-time temperature and humidity monitoring instrument, and the automatic temperature and humidity regulation and control are realized through a cooling signal output line.
In a further embodiment, a dry gas charging port is arranged on one side of the upper end of the electric cabinet main body, and an air inlet valve is arranged.
In a further embodiment, an exhaust port is formed in one side of the lower end of the electric cabinet main body, an exhaust valve is arranged, inert dry gas is filled into the cabinet through the air inlet to thoroughly replace air, a certain pressure is maintained for convenient observation, and the humidity and pressure change of the inert dry gas in the temperature rising and falling process is negligible, so that the drying of the environment in the cabinet can be ensured.
In a further embodiment, the real-time temperature and humidity monitoring monitor on the electric cabinet can monitor the temperature and humidity change in the electric cabinet in real time, and when the temperature and humidity in the electric cabinet exceeds a safety set value, the electric cabinet can automatically control the temperature in the electric cabinet to ensure safe and stable operation through the power-off signal output line and the cooling signal output line for alarming and automatically cutting off the power supply and opening the refrigerant electric valve.
In a further embodiment, the gas detection meter on the electric cabinet can provide real-time monitoring of the change of the inert dry gas in the cabinet.
In a further embodiment, an external terminal box is fixed outside the electric cabinet body, wherein each line is independently and hermetically connected with an electric component in the cabinet through an insulating plate, so as to enhance electric safety and moisture resistance.
In a further embodiment, an observation window is arranged on the electric cabinet cover and is provided with transparent glass, a sealing pressing strip is arranged between the glass and the cabinet cover, and the sealing connection is carried out by utilizing bolts, so that the environment in the cabinet is not influenced by the outside.
In a further embodiment, an electric appliance starting switch is further arranged on the electric cabinet cover, so that operation and control are facilitated.
In a further embodiment, the electric cabinet is arranged at the outlet of the external terminal box, and all cables are subjected to strict dampproof sealing treatment through the wire sealing device, so that the whole electric cabinet is ensured to have excellent dampproof and heat-proof capabilities, and can stably operate in various environments.
Compared with the prior art, the invention has the beneficial effects that:
The box body and the box cover are connected in a sealing way through screws, the cooling system is arranged on the box body, the dry gas charging port and the air discharging port are respectively arranged at the lower end and the upper end of the box body, the real-time temperature and humidity detection monitor and the gas detection meter are arranged on the box cover, and the tightness and observability of the box body are ensured.
Secondly, the invention ensures the dryness by filling the dry gas into the closed electric cabinet, and even if the temperature in the cabinet is reduced by the cooling system, condensed water is not generated, and the phenomenon of short circuit of the electric appliance caused by high air humidity like the traditional electric cabinet is avoided, thereby ensuring the normal production operation of the electric appliance and prolonging the service life.
Drawings
Fig. 1 is a front view of an electric cabinet according to the present invention
FIG. 2 is a right side view of the electric cabinet of the present invention
FIG. 3 is a cross-sectional view of an external terminal box of the electric cabinet of the present invention
FIG. 4 is an enlarged cross-sectional view of the view port of the electric cabinet according to the present invention
In the figure: the intelligent electric cabinet comprises an electric cabinet main body, a cooling system, a dry gas charging port 3, an air exhaust port 4, a real-time temperature and humidity detection monitor 5, an external wiring terminal box 6, a box body 7, a box cover 8, a sealing strip 9, a bolt A, a refrigerant inlet 11, a refrigerant outlet 12, a heat exchange tube 13, an electric valve 14, a heat exchange fin 15, a gas exhaust valve 16, a gas charging valve 17, a gas detection meter 18, an observation window 19, an electric appliance switch 20, an observation glass 21, a sealing depression bar 22, a bolt B23, a box body 24, a box cover 25, an insulating wiring terminal row 26, a sealing ring 27, a bolt E28, a rectangular air tight pad 29, a sealing damp pad 30, a bolt C31, a wire sealing device 32, a sealing rubber ring 33, a bolt D34, a cable 35, an actuator 36, a switch signal wire 38, a warning signal wire 39 wire inlet end, a wire outlet 40 wire end, an insulating substrate 41, a box cover handle right and a box cover handle left.
The specific embodiment is as follows:
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. In the description of the present invention, unless otherwise indicated, the terms left and right, upper end, lower end, side, connection, and the like refer to orientations and positional relationships based on the positional relationships shown in the drawings, and are merely for purposes of simplifying the description of the present invention, rather than indicating or implying that the apparatus or element being referred to must have a particular orientation, configuration and operation. And thus should not be construed as limiting the invention, so that the terminology is used for the purpose of description only and is not to be interpreted as indicating or implying relative importance.
It should be noted that, in the description of the present invention, unless explicitly stated and limited otherwise, the terms connected are to be construed broadly, for example, they may be fixed connections, welded, mechanical connections, connections through the 3 rd party, etc., and the specific meaning of the terms in the present invention will be understood specifically by those skilled in the art.
Referring to fig. 1-4, in the embodiment of the invention, a multifunctional gas airtight dampproof and heatproof electric cabinet comprises an electric cabinet main body 1, an electric cabinet body 7 and an electric cabinet cover 8 are connected through a bolt compacting sealing strip 9, and an airtight effect is achieved, so that the aim of isolating air outside the electric cabinet is fulfilled. The outside of the box body 7 is fixedly provided with a refrigerant inlet 11and a refrigerant outlet 12, a heat exchange tube 13 connected between the desert inlet 11and the refrigerant outlet 12 is fixedly arranged in the box body 7, and a heat exchange fin 15 is fixedly connected to the heat exchange tube 13, so that the heat dissipation effect can be improved, and when the electric cabinet needs to be cooled, the cooling refrigerant can realize the cooling purpose through the cooling system 2. The case cover 8 is fixedly provided with a case cover handle left 43 and a case cover handle right 42, and the case cover is convenient to detach and install. The upper side of the box body 7 is provided with a dry gas charging port 3, dry gas can be filled into the electric cabinet through a charging valve 17, meanwhile, an exhaust valve 16 on an air exhaust port 4 on the other side of the box body 7 is opened, air in the electric cabinet is changed out, the exhaust valve 16and the charging valve 17 are closed, so that the electric cabinet body 1 is filled with dry gas, and the humidity of the dry gas is not greatly influenced by temperature change, so that the electric cabinet filled with the dry gas does not need a dehumidification link, the use safety and the service life of electric elements are ensured, and meanwhile, the investment and dehumidification operation cost of dehumidification equipment is saved.
Referring to fig. 1, in order to facilitate grasping of the maintenance degree and leakage condition of the dry gas in the electric cabinet main body 1, a gas detection meter 18 is installed on the cabinet cover, and a real-time temperature and humidity detection monitor 5 is also installed on the cabinet cover, so that the temperature and humidity change condition in the electric cabinet main body 1 can be monitored in real time, when the temperature in the cabinet exceeds a set value, a signal is transmitted to an actuator 36 on an electric valve 14 through a switch signal line 37, the electric valve 14 is opened to enable the refrigerant to pass through a cooling system 2 to achieve the purpose of reducing the temperature in the cabinet, when the humidity in the cabinet exceeds the set value, the signal is transmitted to an upper source electric cabinet through an alarm signal line 38, and an alarm process or a power supply is cut off, so that the safety of equipment and personnel is ensured.
Referring to fig. 4, in order to facilitate the normal observation of the operation status of the electrical equipment in the electric cabinet main body 1, an observation window 19 is opened on the cabinet cover 8, and in order to ensure the air tightness of the electric cabinet, a sealing bead 22 is applied between the observation glass 21 and the cabinet cover 8, and the electric cabinet is closed after being fastened by a bolt B23.
Referring to fig. 2, in order to facilitate wiring and ensure air tightness of the electric cabinet, an outer wiring terminal box 6 is mounted on the outer side of the box body 7, and a sealing moisture-proof pad 30 and a rectangular airtight pad 29 are arranged between the box body 24 and the box body 7 and between the box body and the insulating substrate, so that the purpose of insulating and sealing can be achieved after the electric cabinet is fastened by bolts C31.
Referring to fig. 3, the cables in the box 7 are transmitted through the wire inlet end 39 and the wire outlet end 40 on the insulating base 41 in the box 24, and the wire inlet end 39 and the wire outlet end 40 are an integral insulating terminal block 26 as shown in fig. 3 by the insulating base 41. In order to ensure moisture and corrosion resistance of the inner wire outlet end 40 of the outer wiring terminal box 6, when the outer wiring cable 35 is led out of the outer wiring terminal box 6, the bolt D34 is used for pressing the wire sealing device 32 to press the sealing rubber ring 33 sleeved on the cable 35 to deform so as to ensure tightness of the wire box, a box cover 25 is arranged on the outer wiring terminal box 6 for wiring convenience, a sealing ring 27 is also arranged between the box cover 25 and the box body 24 for air tightness, and the sealing ring is pressed and fixed through the bolt 28.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a multi-functional airtight dampproofing heat protection electric cabinet of gas, its characterized in that includes electric cabinet main part (1), cooling system (2), dry gas inflation inlet (3), and air vent (4), real-time temperature and humidity measurement monitor (5), gas detection table (18), observation window (19), operating switch (20), external terminal box unit (6) etc. component parts.
2. The multifunctional airtight moistureproof and heatproof electric cabinet is characterized in that the electric cabinet main body (1) is composed of a cabinet body (7) and a cabinet cover (8), the cabinet body (7) and the cabinet cover (8) are fixedly connected in a sealing mode through screws, and are matched with sealing strips (9) to conduct extrusion sealing, so that tightness of the cabinet body (7) is guaranteed, and a cabinet cover handle left (43) and a cabinet cover handle right (42) which are convenient to detach are arranged on the cabinet cover (8).
3. The multifunctional gas-tight dampproof and heatproof electric cabinet according to claim 2 is characterized in that a cooling system (2) is arranged on the cabinet body (7), the multifunctional gas-tight dampproof and heatproof electric cabinet comprises a refrigerant inlet (11), a heat exchange tube (13), a refrigerant outlet (12), an electric valve (14) and an actuator (36), and heat exchange fins (15) are fixedly arranged on the heat exchange tube (13).
4. The multifunctional airtight, moistureproof and heatproof electric cabinet of claim 3, wherein the dry gas charging port (3) is provided with a charging valve (17), the air exhaust port (4) is provided with an exhaust valve (16), and the exhaust valves are respectively arranged at the upper end and the lower end of the cabinet (7).
5. The multifunctional airtight moistureproof and heatproof electric cabinet of claim 4, wherein the cabinet cover (8) is provided with a real-time temperature and humidity detection monitor (5) and a gas detection meter (18), the temperature and humidity detection monitor (5) is provided with an output switch signal line (37) and an alarm signal line (38), the output switch signal line (38) is connected with an actuator (36), the alarm signal line (38) is sent to an up-source electric cabinet, and the cooling system can be automatically adjusted to operate according to a monitoring result and an alarm signal is sent to the up-source electric cabinet.
6. The multifunctional gas-tight dampproof and heatproof electric cabinet according to claim 5, wherein the observation window (19) is provided with an observation glass (21) and a sealing strip (22), so that the sealing effect is maintained while the visibility is ensured.
7. A multifunctional airtight moisture-proof and heat-proof electric cabinet according to claim 6, characterized in that the cabinet (7) is provided with an external terminal box unit (6) which is composed of three core components, namely a box body (24), a box cover (25) and an insulated terminal strip (26), which together ensure the safe access and sealing of the electric cabinet and external circuits.
8. The multifunctional airtight moistureproof and heatproof electric cabinet according to claim 6, characterized in that the insulating terminal block (26) inside the outer terminal block unit (6) is designed uniquely, the wire inlet end (39) and the wire outlet end (40) of the insulating terminal block are distributed on the inner side and the outer side of the insulating base body (41), in order to enhance the air tightness of the wire connection position, a rectangular airtight pad (29) is laid between the insulating base body (41) and the box body (24), and the insulating base body and the box body are fastened and connected through bolts (C31), so that no gas or moisture permeates between the insulating base body and the box body.
9. The multifunctional airtight moistureproof and heatproof electric cabinet according to claim 6, wherein a layer of airtight moistureproof strip (30) is laid at the connection part of the box body (24) of the external terminal box unit (6) and the box body (7) for preventing environmental moisture from entering the electric cabinet main body, and the sealing moistureproof strip is also fixed by bolts (C31) to form a reliable moistureproof barrier.
10. The 6-type multifunctional airtight moisture-proof heat-proof electric cabinet according to claim, characterized in that the outer terminal box unit (6) is equipped with a wire sealer (32), and the sealing rubber ring (33) is pressed in place by the mounting bolt (D34), thereby tightly wrapping and sealing the penetrated cable (35). In order to ensure the complete sealing of the entire external terminal box unit (6), a sealing ring (27) is inserted between the box body (24) and the box cover (25), and the two parts are connected by pressing through bolts (E28) to ensure effective sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410205259.3A CN117915595A (en) | 2024-02-26 | 2024-02-26 | Multifunctional gas-tight dampproof and heatproof electric cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410205259.3A CN117915595A (en) | 2024-02-26 | 2024-02-26 | Multifunctional gas-tight dampproof and heatproof electric cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117915595A true CN117915595A (en) | 2024-04-19 |
Family
ID=90683940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410205259.3A Pending CN117915595A (en) | 2024-02-26 | 2024-02-26 | Multifunctional gas-tight dampproof and heatproof electric cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117915595A (en) |
-
2024
- 2024-02-26 CN CN202410205259.3A patent/CN117915595A/en active Pending
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