阅读说明：本技术 一种沙尘环境用的配电柜 (Switch board that dust and sand environment used ) 是由 吴桢 严钱涛 朱海龙 陶萍 汪小顺 刘涛 江鹏 徐家兴 于 2019-11-19 设计创作，主要内容包括：本发明公开了一种沙尘环境用的配电柜,包括柜体,所述柜体的正面与背面设有盖板,所述盖板通过螺栓与柜体连接,所述盖板表面设有多个矩形盒,所述矩形盒内部设有空腔,所述矩形盒竖直放置且底部设有与空腔连通的进气孔,所述盖板上设有通孔,所述通孔的一端与空腔的上端连通,另一端与柜体内部连通,本发明的配电柜在保持柜体内部与外部连通的同时有效对沙尘进行隔绝,降低高温和沙尘对柜体内部电路设备所造成的不利影响。(The invention discloses a power distribution cabinet for a dust environment, which comprises a cabinet body, wherein cover plates are arranged on the front surface and the back surface of the cabinet body and are connected with the cabinet body through bolts, a plurality of rectangular boxes are arranged on the surface of each cover plate, cavities are arranged in the rectangular boxes, the rectangular boxes are vertically placed, air inlet holes communicated with the cavities are formed in the bottoms of the rectangular boxes, through holes are formed in the cover plates, one ends of the through holes are communicated with the upper ends of the cavities, and the other ends of the through holes are communicated with the interior of the cabinet body.)

1. The utility model provides a switch board that dust and sand environment used, its characterized in that, includes the cabinet body (1), the front and the back of the cabinet body (1) are equipped with apron (7), apron (7) are connected with the cabinet body (1) through the bolt, apron (7) surface is equipped with a plurality of rectangle boxes (8), the inside cavity that is equipped with of rectangle box (8), rectangle box (8) are vertical to be placed and the bottom is equipped with inlet port (9) that communicate with the cavity, be equipped with through-hole (11) on apron (7), the one end of through-hole (11) and the upper end intercommunication of cavity, the other end and the inside intercommunication of the cabinet body (1).

2. The power distribution cabinet for the dust and sand environment according to claim 1, wherein a plurality of second sleeves (19) are arranged inside the cabinet body (1), a third bearing (22) is arranged inside the second sleeves (19), a third rotating shaft (23) is arranged on an inner ring of the third bearing (22), one end of the third rotating shaft (23) extends out of the second sleeves (19) and is sleeved with a second fan (18), and a power assembly is further arranged in the cabinet body (1) and used for driving the third rotating shaft (23) to rotate.

3. The power distribution cabinet for the dust and sand environment as claimed in claim 2, wherein the power assembly comprises a cylinder (2) penetrating through the cabinet body (1), two ends of the cylinder (2) are of an open structure, a fixing rod (4) is arranged on the inner wall of the cylinder (2), a first sleeve (5) is arranged at the lower end of the fixing rod (4), a first bearing (14) is arranged inside the first sleeve (5), a first rotating shaft (6) is arranged at the inner ring of the first bearing (14), one end of the first rotating shaft (6) penetrates through the first sleeve (5) to the outer part of the first sleeve and is sleeved with a first fan (3), the other end of the first rotating shaft (6) is positioned inside the first sleeve (5) and is sleeved with a second bevel gear (13), a sleeve (16) is vertically arranged at the lower end of the first sleeve (5), and the sleeve (16) penetrates through the cylinder (2) to the inner part of the cabinet body, the lower extreme and the second (19) intercommunication of sleeve pipe (16), sleeve pipe (16) inner wall is equipped with bearing two (15), the inner circle of bearing two (15) is equipped with pivot two (17), the upper end of pivot two (17) extends to the inside of sleeve one (5) and the cover is equipped with bevel gear one (12), bevel gear one (12) and bevel gear two (13) meshing, the lower extreme of pivot two (17) extends to the inside of sleeve two (19) and the cover is equipped with bevel gear three (20), the one end that pivot three (23) are located sleeve two (19) inside is equipped with bevel gear four (21), bevel gear four (21) and bevel gear three (20) meshing.

4. The switch board that sand and dust environment used according to claim 3, characterized by, the position that pivot (6) run through sleeve (5) is equipped with sealing washer (24), sealing washer (24) cover is established on pivot (6).

5. A switch board for a dust and sand environment according to claim 1, characterized in that the air inlet hole (9) is provided with filter cotton (10).

Technical Field

The invention relates to the field of power distribution cabinets, in particular to a power distribution cabinet for a sand-dust environment.

Background

Switch board, according to the electric wiring requirement with switchgear, measuring instrument, protection electrical apparatus and auxiliary assembly in closed or semi-enclosed metal cabinet, in the service environment of difference, the structure of switch board is different, for example: in the sand and dust environment, like northwest desert area, because sand blown by the wind is great, the inside of switch board gets into a large amount of sand and dust easily, should set up to encapsulated situation for this reason the switch board, reduces the entering of sand and dust, nevertheless because the inside of switch board is circuit equipment, generate heat easily at the during operation, and under the high temperature environment, the speed that the circuit is ageing can improve, so how make switch board in the sand and dust environment keep good dustproof effect when the radiating problem that needs to solve urgently.

Disclosure of Invention

In view of the above, the present invention provides a distribution cabinet for a dust environment, so as to solve all or one of the above drawbacks in the prior art.

Based on the above purpose, the power distribution cabinet for the dust and sand environment provided by the invention comprises a cabinet body, wherein cover plates are arranged on the front surface and the back surface of the cabinet body, the cover plates are connected with the cabinet body through bolts, a plurality of rectangular boxes are arranged on the surface of the cover plates, cavities are arranged in the rectangular boxes, the rectangular boxes are vertically placed, air inlet holes communicated with the cavities are formed in the bottoms of the rectangular boxes, through holes are formed in the cover plates, one ends of the through holes are communicated with the upper ends of the cavities, and the other ends of the through holes are.

Optionally, the cabinet body is internally provided with a plurality of second sleeves, the second sleeves are internally provided with third bearings, third rotating shafts are arranged on inner rings of the third bearings, one ends of the third rotating shafts extend out of the second sleeves and are sleeved with second fans, and power assemblies are further arranged in the cabinet body and used for driving the third rotating shafts to rotate.

Optionally, the power assembly comprises a cylinder penetrating through the cabinet body, two ends of the cylinder are of an open structure, a fixing rod is arranged on the inner wall of the cylinder, a first sleeve is arranged at the lower end of the fixing rod, a first bearing is arranged inside the first sleeve, a first rotating shaft is arranged on an inner ring of the first bearing, one end of the first rotating shaft penetrates through the first sleeve to the outside of the first sleeve and is sleeved with a first fan, the other end of the first rotating shaft is arranged inside the first sleeve and is sleeved with a second bevel gear, a sleeve is vertically arranged at the lower end of the first sleeve and penetrates through the cylinder to the inside of the cabinet body, the lower end of the sleeve is communicated with the second sleeve, a second bearing is arranged on the inner wall of the sleeve, a second rotating shaft is arranged on an inner ring of the second bearing, the upper end of the second rotating shaft extends to the inside of the first sleeve and is sleeved with the first bevel gear, and a fourth bevel gear is arranged at one end of the third rotating shaft, which is positioned inside the second sleeve, and the fourth bevel gear is meshed with the third bevel gear.

Optionally, a sealing ring is arranged at a position where the first rotating shaft penetrates through the first sleeve, and the first rotating shaft is sleeved with the sealing ring.

Optionally, filter cotton is arranged in the air inlet hole.

From the above, the power distribution cabinet for the dust and sand environment provided by the invention can effectively isolate the dust and sand while keeping the inside of the cabinet body communicated with the outside, and reduce the adverse effect of high temperature and the dust and sand on the circuit equipment inside the cabinet body.

Drawings

Fig. 1 is a schematic front view of a power distribution cabinet according to the present invention;

fig. 2 is a schematic side cross-sectional view of a power distribution cabinet of the present invention;

FIG. 3 is a side schematic view of a rectangular box of the present invention;

fig. 4 is a schematic structural diagram of a second fan and a power assembly of the present invention.

The air conditioner comprises a cabinet body 1, a cylinder 2, a fan 3, a fixing rod 4, a sleeve 5, a rotating shaft 6, a cover plate 7, a rectangular box 8, an air inlet 9, filter cotton 10, a through hole 11, a bevel gear 12, a bevel gear 13, a bevel gear II 14, a bearing I15, a bearing II 16, a sleeve 17, a rotating shaft II 18, a fan II 19, a sleeve II 20, a bevel gear III 21, a bevel gear IV 22, a bearing III 23, a rotating shaft III 24 and a sealing ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.

It should be noted that all expressions of "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name or different parameters, and it is understood that "first" and "second" are merely for convenience of description and should not be construed as limiting the embodiments of the present invention, and that the directions and positions of the terms, such as "up", "middle", "down", "front", "back", "left", "right", "inner", "outer", "side", etc., in the present invention are only referred to the directions and positions of the attached drawings, and therefore, the directions and positions of the terms are used for illustrating and understanding the present invention, and are not used for limiting the subsequent embodiments of the present invention.

Based on the switch board that sand and dust environment used that above-mentioned purpose provided, including the cabinet body 1, the front and the back of the cabinet body 1 are equipped with apron 7, apron 7 passes through the bolt and is connected with the cabinet body 1, 7 surfaces of apron are equipped with a plurality of rectangle boxes 8, the inside cavity that is equipped with of rectangle box 8, 8 vertical places of rectangle box and the bottom is equipped with the inlet port 9 with the cavity intercommunication, be equipped with through-hole 11 on the apron 7, the one end of through-hole 11 and the upper end intercommunication of cavity, the other end and the internal portion intercommunication of cabinet.

Referring to fig. 1-3, as an embodiment, the power distribution cabinet for a dust and sand environment of the present invention includes a cabinet body 1, a cover plate 7 is disposed on the front and back of the cabinet body 1, the cover plate 7 is connected to the cabinet body 1 by bolts, so that the cover plate 7 is detachable, a plurality of rectangular boxes 8 are disposed on the surface of the cover plate 7, a cavity is disposed inside each rectangular box 8, the rectangular boxes 8 are vertically fixed on the cover plate 7, for example, the rectangular boxes 8 can be fixed on the surface of the cover plate 7 by welding or riveting by bolts, an air inlet hole 9 communicated with the cavity is disposed at the bottom of each rectangular box 8, a plurality of through holes 11 corresponding to the cavity of each rectangular box 8 are disposed on the cover plate 7, one end of each through hole 11 is communicated with the.

Specifically, the lower end of the cavity in the rectangular box 8 is provided with an air inlet 9, the upper end is communicated with a through hole 11, the through hole 11 is communicated with the inside of the cabinet body 1, when the temperature in the cabinet body 1 rises, hot air passes through the through hole 11 to enter the cavity and then flows out of the air inlet 9, the cold air outside enters the cavity from the air inlet hole 9 and then enters the cabinet body 1 from the through hole 11, thereby realizing the exchange of cold and hot air, so that the internal temperature is reduced, when the dust in the air outside the cabinet body 1 blows to the rectangular box 8, the power distribution cabinet disclosed by the invention has the advantages that the power distribution cabinet keeps the inside of the cabinet body 1 communicated with the outside and effectively isolates the sand dust at the same time, and the adverse effects of high temperature and the sand dust on the circuit equipment inside the cabinet body 1 are reduced.

In some optional embodiments, as shown in fig. 2 and 4, a plurality of second sleeves 19 are arranged inside the cabinet body 1, a third bearing 22 is arranged inside the second sleeve 19, a third rotating shaft 23 is arranged at an inner ring of the third bearing 22, one end of the third rotating shaft 23 extends out of the second sleeve 19 and is sleeved with a second fan 18, a power assembly is further arranged inside the cabinet body 1 and is used for driving the third rotating shaft 23 to rotate, the third rotating shaft 23 is driven by the power assembly to rotate, and the second fan 18 is driven by the third rotating shaft 23 to rotate, so that the heat dissipation effect on the circuit equipment inside the cabinet body 1 is improved.

In some optional embodiments, the power assembly includes a cylinder 2 penetrating through the cabinet 1, two ends of the cylinder 2 are open, a fixing rod 4 is disposed on an inner wall of the cylinder 2, a first sleeve 5 is disposed at a lower end of the fixing rod 4, a first bearing 14 is disposed inside the first sleeve 5, a first rotating shaft 6 is disposed at an inner ring of the first bearing 14, one end of the first rotating shaft 6 penetrates through the first sleeve 5 to an outside thereof and is sleeved with a first fan 3, the other end of the first rotating shaft 6 is disposed inside the first sleeve 5 and is sleeved with a second bevel gear 13, a sleeve 16 is vertically disposed at a lower end of the first sleeve 5, the sleeve 16 penetrates through the cylinder 2 to the inside of the cabinet 1, a lower end of the sleeve 16 is communicated with a second sleeve 19, a second bearing 15 is disposed on an inner wall of the sleeve 16, a second rotating shaft 17 is disposed at an inner ring of the second bearing 15, an upper end of the second rotating shaft 17 extends, the bevel gear I12 is meshed with the bevel gear II 13, the lower end of the rotating shaft II 17 extends into the sleeve II 19 and is sleeved with a bevel gear III 20, one end of the rotating shaft III 23, which is positioned in the sleeve II 19, is provided with a bevel gear IV 21, the bevel gear IV 21 is meshed with the bevel gear III 20, the wind blown out in a sand-dust environment is large, when strong wind passes through the cylinder 2, the fan I3 is driven to rotate, the fan I3 drives the rotating shaft I6 to rotate, the rotating shaft I6 drives the bevel gear II 13 to rotate, the bevel gear II 13 drives the bevel gear I12 meshed with the bevel gear II to rotate, the bevel gear I12 drives the rotating shaft II 17 to rotate, the rotating shaft II 17 drives the bevel gear III 20 to rotate, the bevel gear III 20 drives the bevel gear IV 21 to rotate, the bevel gear IV 21 drives the rotating shaft III 23 to rotate, so that the fan II 18 rotates to dissipate heat, and the fan II 18, the kinetic energy additionally consumed by the rotation of the second supporting fan 18 is reduced, and the power assembly does not contain a circuit component, so that the temperature in the cabinet body 1 cannot be further increased, and the practicability is high.

In some optional embodiments, a sealing ring 24 is disposed at a position where the rotating shaft one 6 penetrates the sleeve one 5, and the sealing ring 24 is sleeved on the rotating shaft one 6 to prevent sand and dust from entering the sleeve one 5, thereby reducing the service life of the bearing one 14.

In some optional embodiments, the air inlet holes 9 are provided with filter cotton 10 to further improve the isolation effect on sand and dust.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.

While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.

The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.