CN210129690U - Low-voltage switch cabinet of long-term high reliable operation - Google Patents
Low-voltage switch cabinet of long-term high reliable operation Download PDFInfo
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- CN210129690U CN210129690U CN201921381570.4U CN201921381570U CN210129690U CN 210129690 U CN210129690 U CN 210129690U CN 201921381570 U CN201921381570 U CN 201921381570U CN 210129690 U CN210129690 U CN 210129690U
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Abstract
The utility model belongs to the technical field of the low-voltage switchgear technique and specifically relates to a low-voltage switchgear of long-term high reliable operation. This kind of low-voltage switchgear of high reliable operation for a long time, cabinet body inner wall lower extreme is provided with the division board, the internal space of cabinet of division board lower extreme has set gradually the fan, air refrigeration mechanism and air moisture adsorption device construct, evenly be provided with first air vent on the cabinet body right side wall of division board lower extreme, cabinet body right side sets up the air storage tank, be provided with the power switch fixed plate in the internal space of cabinet of division board upper end, be provided with the second air vent on the cabinet body right side board, all be provided with rectangular shape venthole on the cabinet body left side board, all be provided with dustproof kuppe on cabinet body left side. The utility model discloses a low-voltage switchgear of long-term high reliable operation, the security is high, and dustproof radiating effect is good, can prevent effectively that the raise dust from pouring into the internal portion of cabinet from the venthole.
Description
Technical Field
The utility model belongs to the technical field of the low-voltage switchgear technique and specifically relates to a low-voltage switchgear of long-term high reliable operation.
Background
The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The product meets the standard regulation of GB7251.1-2013 low-voltage switchgear assembly (IDT IEC 60439-11999). The low-voltage switch cabinet belongs to a product listed in a 3C certification mandatory certification product catalog.
The heat dissipation and dustproof effects of the low-voltage switch cabinet are key factors influencing the long-term reliable operation of the low-voltage switch cabinet. Especially in hot and dry summer, the heat generated in the low-voltage switch cabinet is timely dissipated, and the dust is prevented from entering the low-voltage switch cabinet, so that the safe and reliable operation of the low-voltage switch cabinet is particularly important. The existing low-voltage switch cabinet mainly has the following defects in the aspects of heat dissipation and dust prevention: (1) the air cooling and water cooling combined method is relatively efficient in heat dissipation in summer, but a fan is easy to raise dust in the cabinet body, and a small amount of fine water drops can be gathered in a water cooling pipeline, so that heat dissipation air has certain humidity, and certain potential safety hazards exist in long-term operation; (2) the air outlet is mostly provided with the dust cover, and the internal portion of cabinet is easily irritated from the dust cover lower extreme to outside raise dust, especially when the low and fan of not starting of requirement for the heat dissipation in autumn and winter, the condition of the anti-circumstances of irritating of raise dust is changeed and is taken place for the dust gets into the internal portion of cabinet from the air outlet, and the accumulation of dust is difficult clearance not only and the reliable operation of the light is opened to the direct influence low pressure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low-voltage switchgear of long-term high reliable operation, overcome among the aforementioned prior art not enough that current forced air cooling combines water-cooled heat dissipation means, overcome the raise dust from the dust cover lower extreme along the mouth of blowing anti-not enough of pouring into the internal portion of cabinet of low-voltage switchgear.
The utility model provides a technical scheme that its technical problem adopted is:
a low-voltage switch cabinet which runs for a long time with high reliability comprises a cabinet body, wherein the lower end of the inner wall of the cabinet body is provided with a partition plate, a fan for supplying air to the right, an air refrigerating mechanism and an air moisture adsorption mechanism are sequentially arranged in the space of the cabinet body at the lower end of the partition plate from left to right, the right side wall of the cabinet body at the lower end of the partition plate is evenly provided with first vent holes, the right side of the cabinet body is provided with an air accommodating groove matched with the size of the right side plate of the cabinet body, the open end of the air accommodating groove is fixed on the right side plate of the cabinet body, the space of the cabinet body at the upper end of the partition plate is evenly provided with power switch fixing plates from top to bottom, the right side plate of the cabinet body between two adjacent power switch fixing plates and the right side plate of the cabinet body above the uppermost power switch fixing plate are, the outer wall of the left side plate of the cabinet body is provided with dustproof air guide sleeves at positions corresponding to the elongated air outlets, the utility model discloses a partition plate separation design is adopted for the main part of the electric power function in the refrigeration heat dissipation mechanism and the electric power switch cabinet, the air sent by the fan is cooled by the air refrigeration mechanism and then absorbs the water vapor contained in the air through the air moisture absorption mechanism, the air humidity in the air is reduced, the dry air is discharged from the first air vent and enters the inner cavity of the air containing tank, and then enters the main part of the electric power function above the partition plate through the multistage second air vents arranged from top to bottom to be cooled, and then the air is discharged from the elongated air outlets at the right side and is guided by the dustproof air guide sleeves to be discharged out of the cabinet body, so that the potential safety hazard is avoided while the high-efficiency heat dissipation in the whole; the utility model discloses well heat dissipation mechanism's the mode of setting up is particularly suitable for using in summer, and weather is not very strict in summer just and autumn just only open the fan can, and weather that other temperatures are not high only can through rectangular shape venthole heat dissipation.
Further, air cooling mechanism is including the ice crystal box that is the rectangle, evenly be provided with the wind channel that link up about on the box body of ice crystal box, the ice crystal box inside is provided with the ice crystal, and the ice crystal box is used after freezing, need regularly change, only in summer high temperature period use can, the wind that the fan sent out is cooled down after passing the wind channel of ice crystal box.
Further, the lower surface of division board and the upper surface of cabinet body bottom plate all are provided with the slot with ice crystal box size matched with, and the slot is used for limiting the position of ice crystal box.
Further, the air moisture adsorption mechanism includes two filter plate boards and sets up the powerful water absorption lock water foam-rubber cushion that crosses between two filter plate boards, the upper end of filtering the filter plate board is fixed in the division board lower surface, and the lower extreme of filtering the filter plate board is fixed in the upper surface of cabinet body bottom plate, filters a small amount of dust of the cabinet body bottom plate lower extreme that the filter plate board mainly used filtered the wind-blown, and a small amount of tiny drop of water can be gathered to ice crystal box outward appearance, absorbs the tiny drop of water that lock water foam-rubber cushion mainly used for absorbing mix with in the wind body, improves the dry degree of wind body, ensures the security of the cabinet body electric power function main part heat dissipation cooling.
Furthermore, the dustproof flow guide cover comprises an arc-shaped plate, sealing plates arranged at openings at the front end and the rear end of the arc-shaped plate, an inverted V-shaped plate arranged inside the arc-shaped plate, a rubber connecting section which is concave semi-arc-shaped and is arranged at the tip part of the upper end of the inverted V-shaped plate, and a strip-shaped air outlet arranged on the rubber connecting section, wherein air in the cabinet body enters the dustproof flow guide cover through a strip-shaped air outlet and is discharged from the strip-shaped air outlet of the rubber connecting section which is concave semi-arc-shaped, the air is guided and diffused into the air through the inverted V-shaped plate, when the fan is not started in hot weather, when the surrounding environment raises dust, part of the dust can be reversely poured into the strip-shaped air outlet from the strip-shaped air outlet, because the dustproof flow guide cover is in the structure of the rubber connecting section which is concave semi-arc-shaped, the thrust is suddenly reduced after a small amount of dust is poured into, effectively avoided the dust to take place along the condition of blowing mouthful backward pouring into low-voltage switchgear's the internal portion of cabinet from the dust cover lower extreme.
Further, one side that the arc and the closing plate of dustproof kuppe are close to the cabinet body all are embedded to have a magnet piece, the cabinet body is made by the iron material, and dustproof kuppe leans on the powerful adsorption of magnet piece and adsorbs in the rectangular shape venthole outside of the cabinet body, and the fan air-out is soft among the heat dissipation process, can not blow down dustproof kuppe, and when that dustproof kuppe is inside to need to clear up, hard with dustproof kuppe and the separation of the cabinet body can.
Furthermore, the central angle of the arc-shaped plate of the dustproof air guide sleeve is a right angle, the front end of the inverted V-shaped plate is fixed on the sealing plate at the front side, and the rear end of the inverted V-shaped plate is fixed on the sealing plate at the rear side.
Further, the cabinet body front side opening department of division board and lower extreme thereof twists soon through the bolt and is fixed with the baffle, and the baffle that needs regularly to pull down under the hot condition of summer day is changed the ice crystal box, clears up filter plate, carries out drainage or change to water absorption lock water foam-rubber cushion, clears up cabinet body bottom plate simultaneously, reduces the bottom plate deposition, the left end after the cabinet body front side of division board upper end is opened articulates there is the cabinet door, and the cabinet door right-hand member can the hasp on the cabinet body.
Furthermore, the lower end of the cabinet body is provided with a supporting leg.
The utility model has the advantages that: compared with the prior art, the utility model discloses a low-voltage switchgear of long-term high reliable operation has following advantage: (1) the safety is high: the utility model discloses an electric power function main part adopts the baffle to separate the design in refrigeration heat dissipation mechanism and the power switch cabinet, and the wind that the fan sent out absorbs the aqueous vapor that contains wherein through air moisture adsorption device after the air refrigeration mechanism cools down, reduces the air humidity in the wind body, and dry wind body discharges from first air vent and gets into the air storage tank inner chamber, and the electric power function main part that gets into above the division board through multistage second air vent that sets up from top to bottom respectively cools down, and then the air discharges from the rectangular shape venthole on right side, discharges the cabinet body through dustproof kuppe water conservancy diversion, has stopped the potential safety hazard in the whole process when high-efficient heat dissipation, has ensured the long-term high reliable operation of low pressure power switch cabinet, the utility model discloses in the setting mode of heat dissipation mechanism especially be fit for using in summer, summer and autumn first weather not very strict only can open the fan, in other weather with low temperature, heat is radiated only through the elongated air outlet; (2) effectively prevent that raise dust from pouring into cabinet body inside from the venthole: the internal air of cabinet gets into dustproof kuppe through rectangular shape venthole and discharges from the rectangular shape air exit that is concave half-circular arc's rubber linkage section, through inversion V shaped plate water conservancy diversion diffusion to the air, not hot and not opening under the state of fan in weather, when the surrounding environment raises dust, part dust can be followed the rectangular shape air exit and inversely irritated in the rectangular shape air exit, because dustproof kuppe is the structure setting of concave half-circular arc's rubber linkage section, a small amount of dust is irritated back thrust suddenly from the rectangular shape air exit and is subtracted, the dust holding finally is discharged from rectangular shape air exit again after being concave half-circular arc's rubber linkage section, the dust has effectively been avoided the dust to follow the dust cover lower extreme and along the anti-circumstances emergence of irritating the internal portion of cabinet of low voltage switchgear of mouth.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure of the dustproof air guide sleeve of the present invention;
FIG. 3 is an enlarged view of the ice crystal box of the present invention;
the refrigerator comprises a cabinet body 1, a partition plate 2, a fan 3, a first vent hole 4, an air accommodating groove 5, a power switch fixing plate 6, a second vent hole 7, a strip-shaped air outlet hole 8, a dustproof flow guide cover 9, a crystal box 10, an air duct 11, a filter screen plate 12, a strong water absorption and locking sponge cushion 13, an arc-shaped plate 14, a sealing plate 15, an inverted V-shaped plate 16, a rubber connecting section 17, a strip-shaped air outlet 18 and supporting legs 19.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
In the embodiment shown in fig. 1-3, a low-voltage switch cabinet with long-term and high reliability operation comprises a cabinet body 1, wherein a partition plate 2 is arranged at the lower end of the inner wall of the cabinet body 1, a fan 3 for supplying air to the right, an air refrigerating mechanism and an air moisture adsorbing mechanism are sequentially arranged in the space of the cabinet body 1 at the lower end of the partition plate 2 from left to right, first vent holes 4 are uniformly arranged on the right side wall of the cabinet body 1 at the lower end of the partition plate 2, an air accommodating groove 5 matched with the size of the right side plate of the cabinet body 1 is arranged on the right side plate of the cabinet body 1, the opening end of the air accommodating groove 5 is fixed on the right side plate of the cabinet body 1, electric switch fixing plates 6 are uniformly arranged in the space of the cabinet body 1 at the upper end of the partition plate 2 from top to bottom, second vent, all be provided with rectangular shape venthole 8 on the 1 left side board of the cabinet body between two adjacent power switch fixed plates 6 and on the 1 left side board of the cabinet body that is located the power switch fixed plate 6 top of top, all be provided with dustproof kuppe 9 on 1 left side board outer wall of the cabinet body and the corresponding position of rectangular shape venthole 8.
In this embodiment, air cooling mechanism is including the ice crystal box 10 that is the rectangle, evenly be provided with the wind channel 11 that link up about on the box body of ice crystal box 10, the inside ice crystal that is provided with of ice crystal box 10. The lower surface of the partition plate 2 and the upper surface of the bottom plate of the cabinet body 1 are provided with slots matched with the ice crystal box 10 in size.
In this embodiment, the air moisture adsorption mechanism includes two filter plate 12 and sets up the powerful water absorption lock water sponge cushion 13 between two filter plate 12, the upper end of filter plate 12 is fixed in the lower surface of division board 2, and the lower extreme of filter plate 12 is fixed in the upper surface of cabinet 1 bottom plate.
In this embodiment, the dustproof air guide sleeve 9 includes an arc-shaped plate 14, sealing plates 15 disposed at openings at the front and rear ends of the arc-shaped plate 14, an inverted V-shaped plate 16 disposed inside the arc-shaped plate 14, a rubber connecting section 17 disposed at the tip of the upper end of the inverted V-shaped plate 16 and having a concave semicircular arc shape, and a strip-shaped air outlet 18 disposed on the rubber connecting section 17. The arc-shaped plate 14 and the sealing plate 15 of the dustproof air guide sleeve 9 are embedded with magnet sheets (not shown in the figure) on one side close to the cabinet body 1, and the cabinet body 1 is made of iron materials. The central angle of the arc-shaped plate 14 of the dustproof air guide sleeve 9 is a right angle, the front end of the inverted V-shaped plate 16 is fixed on the sealing plate 15 at the front side, and the rear end of the inverted V-shaped plate 16 is fixed on the sealing plate 15 at the rear side.
In this embodiment, a baffle (not shown in the figure) is fixed at the opening of the front side of the partition plate 2 and the cabinet body 1 at the lower end thereof by screwing bolts, and a cabinet door (not shown in the figure) is hinged at the left end of the cabinet body 1 at the upper end of the partition plate 2 after the front side is opened. The lower end of the cabinet body 1 is provided with a supporting leg 19.
The working principle is as follows: the utility model relates to a low-voltage switch cabinet with long-term high reliable operation, the main part of the electric power function in the refrigeration heat dissipation mechanism and the electric power switch cabinet of the utility model adopts the partition board 2 to separate, the air sent by the fan 3 is cooled by the air refrigeration mechanism and then absorbs the water vapor contained therein by the air moisture absorption mechanism, the air humidity in the air is reduced, the dry air is discharged from the first vent hole 4 to enter the inner cavity of the air storage tank 5 and then enters the main part of the electric power function above the partition board 2 through the multi-stage second vent holes 7 arranged from top to bottom to cool, the air is discharged from the long strip-shaped air outlet hole 8 on the right side, and is guided and discharged out of the cabinet body 1 by the dustproof flow guide cover 9, the safety hidden trouble is eliminated while the high-efficiency heat dissipation is realized in the whole process, the long-term high reliable operation of the low-voltage electric power switch cabinet is ensured, the setting, in the early summer and the early autumn, the fan 3 is only started, and in the other days with low temperature, the heat is dissipated only through the strip-shaped air outlet holes 8. Air in the cabinet body 1 enters the dustproof flow guide cover 9 through the strip-shaped air outlet hole 8, is discharged from the strip-shaped air outlet 18 of the concave semi-arc-shaped rubber connecting section 17, and is guided and diffused into the air through the inverted V-shaped plate 16. When the fan 3 is not started in hot weather, and dust is raised in the surrounding environment, part of dust can be reversely poured into the strip-shaped air outlet 18 from the strip-shaped air outlet 18, the dust-proof air guide sleeve 9 is in the structure of the concave semicircular arc-shaped rubber connecting section 17, the thrust is suddenly reduced after a small amount of dust is poured into the strip-shaped air outlet 18, the dust is finally discharged from the strip-shaped air outlet 18 again after being contained in the concave semicircular arc-shaped rubber connecting section 17, and the situation that the dust is reversely poured into the cabinet body 1 of the low-voltage switch cabinet from the lower end of the dust-proof air guide sleeve 9 along the air outlet is effectively avoided; the baffle that needs regularly to pull down under the hot condition in summer is changed ice crystal box 10, clears up filter plate 12, carries out the drainage or changes powerful water absorption lock water foam-rubber cushion 13, clears up cabinet body 1 bottom plate simultaneously, reduces the bottom plate deposition.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a low-voltage switchgear of long-term high reliable operation, includes the cabinet body, its characterized in that: the lower end of the inner wall of the cabinet body is provided with a partition plate, a fan for supplying air rightwards, an air refrigerating mechanism and an air moisture adsorption mechanism are sequentially arranged in the cabinet body space at the lower end of the partition plate from left to right, first vent holes are uniformly formed in the right side wall of the cabinet body at the lower end of the partition plate, an air accommodating groove matched with the right side plate of the cabinet body in size is arranged on the right side of the cabinet body, the opening end of the air accommodating groove is fixed on the right side plate of the cabinet body, power switch fixing plates are uniformly arranged in the cabinet body space at the upper end of the partition plate from top to bottom, second vent holes which are uniformly distributed are respectively arranged on the right side plate of the cabinet body between two adjacent power switch fixing plates and on the right side plate of the cabinet body above the power switch fixing plate at the uppermost, and the outer wall of the left side plate of the cabinet body is provided with a dustproof flow guide cover at the position corresponding to the strip-shaped air outlet.
2. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 1, characterized in that: air cooling mechanism is including the ice crystal box that is the rectangle, evenly be provided with the wind channel that link up about on the box body of ice crystal box, the ice crystal box inside is provided with the ice crystal.
3. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 2, characterized in that: the lower surface of division board and the upper surface of cabinet body bottom plate all are provided with the slot with ice crystal box size matched with.
4. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 1, characterized in that: the air moisture adsorption mechanism comprises two filter screen plates and a strong water absorption and locking sponge cushion arranged between the two filter screen plates, the upper ends of the filter screen plates are fixed on the lower surfaces of the partition plates, and the lower ends of the filter screen plates are fixed on the upper surfaces of the bottom plates of the cabinet body.
5. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 1, characterized in that: the dustproof flow guide cover comprises an arc-shaped plate, sealing plates arranged at openings at the front end and the rear end of the arc-shaped plate, an inverted V-shaped plate arranged inside the arc-shaped plate, a rubber connecting section which is concave-down semi-arc-shaped and arranged at the tip part of the upper end of the inverted V-shaped plate, and a strip-shaped air outlet arranged on the rubber connecting section.
6. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 5, characterized in that: the utility model discloses a cabinet body, including the cabinet body, the cabinet body is equipped with the baffle, the baffle is equipped with the baffle.
7. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 6, characterized in that: the central angle of the arc-shaped plate of the dustproof flow guide cover is a right angle, the front end of the inverted V-shaped plate is fixed on the sealing plate on the front side, and the rear end of the inverted V-shaped plate is fixed on the sealing plate on the rear side.
8. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 1, characterized in that: the partition plate and the opening of the front side of the cabinet body at the lower end of the partition plate are fixedly screwed with a baffle plate through bolts, and the left end of the upper end of the partition plate, which is opened at the front side of the cabinet body, is hinged with a cabinet door.
9. A low-voltage switchgear cabinet which operates with high reliability for a long time according to claim 1, characterized in that: the lower end of the cabinet body is provided with supporting legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381570.4U CN210129690U (en) | 2019-08-23 | 2019-08-23 | Low-voltage switch cabinet of long-term high reliable operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381570.4U CN210129690U (en) | 2019-08-23 | 2019-08-23 | Low-voltage switch cabinet of long-term high reliable operation |
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| Publication Number | Publication Date |
|---|---|
| CN210129690U true CN210129690U (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921381570.4U Active CN210129690U (en) | 2019-08-23 | 2019-08-23 | Low-voltage switch cabinet of long-term high reliable operation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113540990A (en) * | 2021-07-22 | 2021-10-22 | 江苏乐仕电气科技有限公司 | Water-filtering type heat dissipation switch cabinet and assembling method thereof |
| WO2022088552A1 (en) * | 2020-10-30 | 2022-05-05 | 中国电建集团河北省电力勘测设计研究院有限公司 | Ventilation apparatus of underground substation |
-
2019
- 2019-08-23 CN CN201921381570.4U patent/CN210129690U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022088552A1 (en) * | 2020-10-30 | 2022-05-05 | 中国电建集团河北省电力勘测设计研究院有限公司 | Ventilation apparatus of underground substation |
| CN113540990A (en) * | 2021-07-22 | 2021-10-22 | 江苏乐仕电气科技有限公司 | Water-filtering type heat dissipation switch cabinet and assembling method thereof |
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