CN111049041B - Electric power metering cabinet ventilation device and use method thereof - Google Patents

Electric power metering cabinet ventilation device and use method thereof Download PDF

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Publication number
CN111049041B
CN111049041B CN201911405751.0A CN201911405751A CN111049041B CN 111049041 B CN111049041 B CN 111049041B CN 201911405751 A CN201911405751 A CN 201911405751A CN 111049041 B CN111049041 B CN 111049041B
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China
Prior art keywords
cabinet
heat exchange
pipe
groove
exhaust
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CN201911405751.0A
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CN111049041A (en
Inventor
王军
梁素杰
陈筱陆
沈涛
张婷
郭伟琪
吕艺
范茂霞
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Linyi Power Supply Co of State Grid Shandong Electric Power Co Ltd
State Grid Corp of China SGCC
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Linyi Power Supply Co of State Grid Shandong Electric Power Co Ltd
State Grid Corp of China SGCC
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56—Cooling; Ventilation
    • H02B1/565—Cooling; Ventilation for cabinets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32—Mounting of devices therein

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

本发明公开了一种电力计量柜通风装置及其使用方法，包括柜体、凹槽、抽风主管和抽风支管，所述柜体背部成型有所述凹槽。有益效果在于：本发明通过凹槽、抽风机、安装框架、抽风主管、竖向设置的抽风支管以及进气嘴的设计，不仅通过向柜体内各个高度同时进行抽风的方式实现了柜体内部的高效散热，提高了散热的效率，而且能够在不增加柜体额外占用空间的前提下实现装置的正常安装，提高了装置使用的灵活性，同时也有利于柜体内部空间的充分利用，通过换热箱、螺旋换热管、连接管一以及连接管二，能够实现柜体内部热风中热量的回收利用，节省了能源的消耗，使得装置更加的实用。

The present invention discloses a ventilation device for an electric metering cabinet and a method for using the same, comprising a cabinet, a groove, an exhaust pipe and an exhaust branch pipe, wherein the groove is formed on the back of the cabinet. The beneficial effect is that the present invention not only realizes efficient heat dissipation inside the cabinet by exhausting air to various heights inside the cabinet at the same time, thereby improving the efficiency of heat dissipation, but also can realize normal installation of the device without increasing the extra space occupied by the cabinet, thereby improving the flexibility of the device, and is also conducive to full utilization of the internal space of the cabinet. Through the heat exchange box, the spiral heat exchange tube, the connecting pipe one and the connecting pipe two, the heat in the hot air inside the cabinet can be recycled, thereby saving energy consumption and making the device more practical.

Description

Electric power metering cabinet ventilation device and use method thereof
Technical Field
The invention relates to the technical field of ventilation of an electric power metering cabinet, in particular to a ventilation device of the electric power metering cabinet and a use method of the ventilation device.
Background
The metering cabinet is a cabinet body provided with a special meter, and because of popularization of electric power and basic life requirements, the electric power metering cabinet is an equipment necessary for life of people, and in order to ensure efficient operation of all parts in the metering cabinet in the use process of the electric power metering cabinet, a ventilation device is needed to ventilate and dissipate heat for the electric power metering cabinet.
However, current electric power measurement cabinet ventilation unit mainly is through carrying out ventilation and heat dissipation in to the measurement cabinet from the mode of top convulsions, hot-blast suction speed is slower to lead to the radiating efficiency in the measurement cabinet comparatively low, and the device needs extra increase measurement cabinet occupation space when the installation, secondly, the dust filtering part on the current electric power measurement cabinet ventilation unit is through the bolt carrying out fixed mounting more, it is comparatively inconvenient to lead to the measurement cabinet to strain the dust filtering part clearance, in addition, the hot-blast that current electric power measurement cabinet ventilation unit was taken out is direct to be discharged, heat in the hot-blast is not obtained recycle, increase energy consumption, therefore an electric power measurement cabinet ventilation unit is urgently needed to solve current problem.
Disclosure of Invention
The invention aims to solve the problems and provide a ventilation device of an electric power metering cabinet and a use method thereof.
The invention realizes the above purpose through the following technical scheme:
The utility model provides an electric power metering cabinet ventilation unit, includes the cabinet body, recess, convulsions are responsible for and convulsions branch pipe, cabinet body back shaping has the recess, the top has the air exhauster through bolted connection in the recess, the bottom is fixed with the heat exchange box through the mode of card pressure in the recess, the input of air exhauster is pegged graft has the convulsions is responsible for, be provided with on the convulsions is responsible for the convulsions branch pipe, the convulsions be responsible for with convulsions branch pipe passes through three-way connection, the shaping has the suction nozzle on a suction nozzle lateral wall, the shaping has the inlet port on the suction nozzle, the cabinet is internal to be close to recess department is provided with mounting frame, the welding of mounting frame back has the connecting rod, the connecting rod with cabinet body welding.
Through adopting above-mentioned technical scheme, through the recess, the air exhauster the mounting frame the air exhauster is responsible for, vertical setting the air exhauster branch pipe and the design of air inlet nozzle, not only through to the internal each high mode of carrying out the convulsions simultaneously of cabinet has realized the internal high-efficient heat dissipation of cabinet has improved radiating efficiency, can not increase moreover the normal installation of device is realized under the extra occupation space's of cabinet prerequisite, has improved the flexibility that the device used, also is favorable to simultaneously the make full use of internal space of cabinet.
Further, the cabinet body is close to the exhaust branch pipe and is connected with a pipe hoop through a screw, and the exhaust branch pipe is connected with the cabinet body through the pipe hoop.
By adopting the technical scheme, the exhaust branch pipe can be reliably fixed.
Further, supporting legs are welded at four corners of the bottom end of the cabinet body, and a cabinet door is connected to one side wall of the cabinet body through hinges.
Through adopting above-mentioned technical scheme, can be with through the supporting leg the cabinet body provides reliable support, through the cabinet door is convenient for right the inside maintenance of cabinet body.
Further, the air inlet pipe is welded in the middle of the bottom end of the cabinet body, an ash blocking plate is arranged at the bottom end of the cabinet body close to the air inlet pipe, and comprises a pull table, a clamping ring bonded on the peripheral side wall of the pull table, a pull groove formed in the middle of one side wall of the pull table, a plate body formed on the other side wall of the pull table, a filter screen fixed in the middle of the plate body in a clamping and pressing mode and pulleys connected to two sides of the bottom end of the plate body in a rotating mode through shaft pieces.
Through adopting above-mentioned technical scheme, the filter screen is the same with the filtration silk screen structure and the material that have among the prior art, can filter the dust in the new trend, and is convenient for clear up.
Further, a chute is formed in the cabinet body, close to the ash blocking plate, one side of the chute is provided with a clamping groove, and the ash blocking plate is in sliding connection with the chute through the pulley.
Through adopting above-mentioned technical scheme, through the ash blocking plate, the spout the pulley the solid groove of card reaches the design of the solid ring of card, can realize through the pull mode the convenient clearance of ash blocking plate has improved the convenience of device deashing.
Further, the ash blocking plate is connected with the clamping groove through the clamping ring, and the size of the clamping groove is slightly smaller than that of the clamping ring.
Through adopting above-mentioned technical scheme, can realize the reliable card of card solid ring is solid, and then realizes the reliable spacing of ash blocking plate is fixed.
Further, the heat exchange box with the air exhauster passes through the pipe connection, on the heat exchange box with air exhauster junction is provided with sealing ring one, be provided with spiral heat exchange tube in the heat exchange box, spiral heat exchange tube bottom shaping has the port of airing exhaust, be close to on the heat exchange box the port department of airing exhaust is provided with sealing ring two, the shaping has connecting pipe one on the heat exchange box lateral wall, keep away from on the heat exchange box connecting pipe below is provided with connecting pipe two.
Through adopting above-mentioned technical scheme, through the heat exchange box the spiral heat exchange tube first connecting pipe and connecting pipe second can realize the recycle of heat in the hot-blast in the cabinet body has saved the consumption of energy for the device is more practical.
Furthermore, the first sealing ring and the second sealing ring are connected with the heat exchange box in a clamping and pressing mode.
Through adopting above-mentioned technical scheme, through sealing ring one with sealing ring two can improve the holistic leakproofness of heat exchange box.
Furthermore, the first connecting pipe and the second connecting pipe are both formed on the heat exchange box, and the first connecting pipe and the second connecting pipe are both communicated with the inside of the heat exchange box.
Through adopting above-mentioned technical scheme, through connecting pipe one and connecting pipe two can with heat exchange box links to each other with outside heat exchange medium pipeline to realize flowing through the recycle of heat in the hot-blast in the spiral heat exchange tube.
The invention has the beneficial effects that:
1. In order to solve the problems that the existing electric power metering cabinet ventilation device mainly ventilates and dissipates heat in the metering cabinet in a top air suction mode, the heat dissipation efficiency in the metering cabinet is low due to the fact that the hot air suction speed is low, and the occupied space of the metering cabinet needs to be additionally increased when the metering cabinet ventilation device is installed, the efficient heat dissipation in the cabinet is achieved in a mode of simultaneously exhausting air to various heights in the cabinet body through the design of the grooves, the air suction fans, the installation frame, the air suction main pipe, the vertically arranged air suction branch pipes and the air inlet nozzles, the heat dissipation efficiency is improved, normal installation of the metering cabinet is achieved on the premise that the extra occupied space of the cabinet body is not increased, the flexibility of using the metering cabinet is improved, and meanwhile the full utilization of the space in the cabinet body is facilitated;
2. In order to solve the problem that the dust filtering parts on the existing electric power metering cabinet ventilation device are more fixed and installed through bolts, so that the dust filtering parts on the metering cabinet are inconvenient to clean, the dust blocking plate, the sliding groove, the pulley, the clamping groove and the clamping ring are designed, the dust blocking plate can be cleaned conveniently in a drawing mode, and the dust removing convenience of the device is improved;
3. In order to solve the problems that the hot air extracted by the existing ventilation device of the electric power metering cabinet is directly discharged, so that the heat in the hot air cannot be recycled and the energy consumption is increased, the heat exchange box, the spiral heat exchange pipe, the first connecting pipe and the second connecting pipe can recycle the heat in the hot air in the cabinet body, the energy consumption is saved, and the device is more practical.
Drawings
FIG. 1 is a schematic diagram of a ventilation device for an electric power metering cabinet according to the present invention;
FIG. 2 is a front cross-sectional view of an electric power metering cabinet ventilation device according to the present invention;
FIG. 3 is a right side cross-sectional view of an electric power metering cabinet ventilation device according to the present invention;
FIG. 4 is an enlarged view of the electric power metering cabinet ventilation apparatus of the present invention at A in FIG. 2;
FIG. 5 is an enlarged view of the electric power metering cabinet ventilation apparatus of the present invention at B in FIG. 3;
Fig. 6 is an enlarged view of the power metering cabinet ventilation device of the present invention at C in fig. 3.
The reference numerals are explained as follows:
1. A cabinet door; 2. a cabinet body; 3. an ash blocking plate; 301. drawing a groove; 302. a pull table; 303. a plate body; 304. a clamping ring; 305. a filter screen; 306. a pulley; 4. an air inlet pipe; 5. support legs; 6. an exhaust branch pipe; 7. a mounting frame; 8. an air inlet nozzle; 9. a pipe clamp; 10. exhausting the main pipe; 11. an air inlet hole; 12. a connecting rod; 13. a groove; 14. an exhaust fan; 15. a heat exchange box; 1501. a first connecting pipe; 1502. a second connecting pipe; 1503. a spiral heat exchange tube; 1504. a first sealing ring; 1505. a second sealing ring; 1506. an exhaust port; 16. a chute; 17. and a clamping groove.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
As shown in fig. 1-6, an electric power metering cabinet ventilation device comprises a cabinet body 2, a groove 13, an air suction main pipe 10 and an air suction branch pipe 6, wherein the back of the cabinet body 2 is formed with the groove 13, the top in the groove 13 is connected with an air suction fan 14 through a bolt, the inner bottom of the groove 13 is fixed with a heat exchange box 15 through a clamping mode, the input end of the air suction fan 14 is inserted with the air suction main pipe 10, the air suction main pipe 10 is provided with the air suction branch pipe 6, the air suction main pipe 10 and the air suction branch pipe 6 are connected through a tee joint, an air inlet nozzle 8 is formed on one side wall of the air suction branch pipe 6, an air inlet hole 11 is formed on the air inlet nozzle 8, the inner side of the cabinet body 2 is close to the groove 13, the back of the mounting frame 7 is welded with a connecting rod 12, the connecting rod 12 is welded with the cabinet body 2, the groove 13 is through the air suction fan 14, the mounting frame 7, the air suction main pipe 10 is vertically arranged with the air suction branch pipe 6 and the air suction nozzle 8 are connected with the air suction main pipe 6, and the air suction main pipe 6 are not only can be used for realizing the improvement of the heat dissipation efficiency of the cabinet body 2, and the heat dissipation device can be fully realized through the air suction main pipe 2, and the heat dissipation device can be fully realized, and the heat dissipation device can be fully cooled by the air suction cabinet body 2.
In this embodiment, be close to in the cabinet body 2 exhaust branch pipe 6 department has ferrule 9 through the screw connection, exhaust branch pipe 6 pass through ferrule 9 with the cabinet body 2 links to each other, can realize exhaust branch pipe 6's reliable fixed.
In this embodiment, the welding of cabinet body 2 bottom four corners department has supporting leg 5, there is cabinet door 1 through hinge connection on the cabinet body 2a lateral wall, through supporting leg 5 can be for cabinet body 2 provides reliable support, through cabinet door 1 is convenient for right the inside maintenance of cabinet body 2.
In this embodiment, the welding of cabinet body 2 bottom middle part has air-supply line 4, cabinet body 2 bottom is close to air-supply line 4 department is provided with ash blocking plate 3, ash blocking plate 3 is including drawing platform 302, bonding draw platform 302 peripheral lateral wall on block solid ring 304, shaping in draw groove 301 at draw platform 302 lateral wall middle part, shaping in draw platform 302 plate body 303 on the other lateral wall, fix through the mode of clamping pressure filter screen 305 at plate body 303 middle part and pass through the shaft member rotation and connect the pulley 306 of plate body 303 bottom both sides, filter screen 305 is the same with the filtration silk screen structure that has in the prior art and with the material, can filter the dust in the new trend, and is convenient for clear up.
In this embodiment, be close to on the cabinet body 2 ash blocking plate 3 department shaping has spout 16, spout 16 one side is provided with clamping groove 17, ash blocking plate 3 pass through pulley 306 with spout 16 sliding connection, through ash blocking plate 3 spout 16 pulley 306 clamping groove 17 and clamping ring 304's design can be realized through the pull mode ash blocking plate 3's convenient clearance has improved the convenience of device deashing.
In this embodiment, the ash blocking plate 3 is connected with the clamping groove 17 through the clamping ring 304, and the size of the clamping groove 17 is slightly smaller than the size of the clamping ring 304, so that reliable clamping of the clamping ring 304 can be realized, and further reliable limiting and fixing of the ash blocking plate 3 can be realized.
In this embodiment, heat exchange box 15 with air exhauster 14 passes through the pipe connection, heat exchange box 15 is last with air exhauster 14 junction is provided with sealing ring one 1504, be provided with spiral heat exchange tube 1503 in the heat exchange box 15, spiral heat exchange tube 1503 bottom shaping has exhaust port 1506, be close to on the heat exchange box 15 exhaust port 1506 department is provided with sealing ring two 1505, be formed with connecting pipe one 1501 on the heat exchange box 15 lateral wall, be provided with on the heat exchange box 15 and keep away from connecting pipe one 1501 below and connect connecting pipe two 1502, through heat exchange box 15 spiral heat exchange tube 1503 connecting pipe one 1501 and connecting pipe two 1502 can realize the recycle of heat in the hot-blast inside the cabinet body 2, have saved the consumption of energy for the device is more practical.
In this embodiment, the first seal ring 1504 and the second seal ring 1505 are both connected to the heat exchange box 15 in a clamping manner, and the sealing performance of the whole heat exchange box 15 can be improved through the first seal ring 1504 and the second seal ring 1505.
In this embodiment, the first connection pipe 1501 and the second connection pipe 1502 are formed on the heat exchange box 15, the first connection pipe 1501 and the second connection pipe 1502 are both communicated with the inside of the heat exchange box 15, and the first connection pipe 1501 and the second connection pipe 1502 can connect the heat exchange box 15 with an external heat exchange medium pipeline, so as to realize recycling of heat in hot air flowing through the spiral heat exchange pipe 1503.
The using method of the ventilation device of the electric power metering cabinet comprises the following steps: when in use, firstly, each electric metering component is installed and fixed through the installation frame 7, the heat exchange box 15 is connected with an external heat exchange medium pipeline through the first connecting pipe 1501 and the second connecting pipe 1502, then, each electric metering component and the exhaust fan 14 are communicated with an external power supply, the electric metering component can be started to be used, after the exhaust fan 14 is communicated with the power supply, the heat emitted by the electric metering component in the cabinet 2 in the working process can be rapidly extracted through the main exhaust pipe 10 and the vertically arranged exhaust branch pipe 6, so that the efficient ventilation and heat dissipation in the cabinet 2 are realized, the hot air extracted by the exhaust fan 14 can exchange heat with the external medium when flowing through the spiral heat exchange pipe 1503 in the heat exchange box 15, the heat in the hot air can be recycled, the consumption of energy is saved, when ventilation and heat dissipation are carried out in the cabinet body 2, external fresh air enters the cabinet body 2 through the air inlet pipe 4 so as to keep the air pressure in the cabinet body 2 stable, dust in the fresh air can be filtered when the external fresh air passes through the filter screen 305 on the ash blocking plate 3, so that the inside of the cabinet body 2 is ensured to be clean, when the ash blocking plate 3 needs to be cleaned, the ash blocking plate 3 can be pulled out of the sliding groove 16 through the pull groove 301, cleaning can be carried out, after cleaning is finished, the ash blocking plate 3 is reinserted into the sliding groove 16, the ash blocking plate 3 is fixed under the clamping and pressing fit of the clamping ring 304 and the clamping groove 17, and through the design of the groove 13, the air exhauster 14, the mounting frame 7, the main air exhausting pipe 10, the vertically arranged air exhausting branch pipe 6 and the air inlet nozzle 8, not only have realized through to carrying out the mode of convulsions simultaneously in the cabinet body 2 each high inside high-efficient heat dissipation of cabinet body 2 has improved radiating efficiency, can not increase moreover the normal installation of device is realized under the extra occupation space's of cabinet body 2 the flexibility that has improved the device and use, also is favorable to simultaneously the make full use of cabinet body 2 inner space, through ash blocking plate 3 spout 16 pulley 306 card solid groove 17 and card solid ring 304's design can be realized through the mode of pull ash blocking plate 3's convenient clearance has improved the convenience of device deashing, through heat exchange box 15 spiral heat exchange tube 1503 connecting pipe one 1501 and connecting pipe two 1502 can realize the heat recycle in the inside hot-blast of cabinet body 2 has saved the consumption of energy for the device is more practical.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and their equivalents.

Claims (6)

1.一种电力计量柜通风装置，其特征在于：包括柜体（2）、凹槽（13）、抽风主管（10）和抽风支管（6），所述柜体（2）背部成型有所述凹槽（13），所述凹槽（13）内顶端通过螺栓连接有抽风机（14），所述凹槽（13）内底端通过卡压的方式固定有换热箱（15），所述抽风机（14）的输入端插接有所述抽风主管（10），所述抽风主管（10）上设置有所述抽风支管（6），所述抽风主管（10）与所述抽风支管（6）通过三通连接，所述抽风支管（6）一侧壁上成型有进气嘴（8），所述进气嘴（8）上成型有进气孔（11），所述柜体（2）内靠近所述凹槽（13）处设置有安装框架（7），所述安装框架（7）背部焊接有连接杆（12），所述连接杆（12）与所述柜体（2）焊接；1. A ventilation device for an electric power metering cabinet, characterized in that it comprises a cabinet body (2), a groove (13), an exhaust pipe (10) and an exhaust branch pipe (6), the cabinet body (2) is formed with the groove (13) on the back, the top end of the groove (13) is connected to an exhaust fan (14) by bolts, the bottom end of the groove (13) is fixed with a heat exchange box (15) by clamping, the exhaust pipe (10) is plugged into the input end of the exhaust fan (14), the exhaust pipe (10) is provided with the exhaust branch pipe (6), the exhaust pipe (10) and the exhaust branch pipe (6) are connected by a tee, an air inlet nozzle (8) is formed on one side wall of the exhaust branch pipe (6), an air inlet hole (11) is formed on the air inlet nozzle (8), a mounting frame (7) is provided in the cabinet body (2) near the groove (13), a connecting rod (12) is welded to the back of the mounting frame (7), and the connecting rod (12) is welded to the cabinet body (2); 所述柜体（2）底端中部焊接有进风管（4），所述柜体（2）底端靠近所述进风管（4）处设置有挡灰板（3），所述挡灰板（3）包括拉台（302）、粘接在所述拉台（302）外围侧壁上的卡固环（304）、成型于所述拉台（302）一侧壁中部的拉槽（301）、成型于所述拉台（302）另一侧壁上的板体（303）、通过卡压的方式固定在所述板体（303）中部的滤网（305）以及通过轴件转动连接在所述板体（303）底端两侧的滑轮（306）；An air inlet pipe (4) is welded to the middle of the bottom end of the cabinet body (2); a dust shield (3) is arranged at the bottom end of the cabinet body (2) near the air inlet pipe (4); the dust shield (3) comprises a pull-out platform (302), a clamping ring (304) bonded to the outer side wall of the pull-out platform (302), a pull groove (301) formed in the middle of one side wall of the pull-out platform (302), a plate body (303) formed on the other side wall of the pull-out platform (302), a filter screen (305) fixed in the middle of the plate body (303) by clamping, and pulleys (306) rotatably connected to both sides of the bottom end of the plate body (303) by shafts; 所述柜体（2）上靠近所述挡灰板（3）处成型有滑槽（16），所述滑槽（16）一侧设置有卡固槽（17），所述挡灰板（3）通过所述滑轮（306）与所述滑槽（16）滑动连接；A slide groove (16) is formed on the cabinet body (2) near the dust shield (3), a fixing groove (17) is provided on one side of the slide groove (16), and the dust shield (3) is slidably connected to the slide groove (16) via the pulley (306); 所述挡灰板（3）通过所述卡固环（304）与所述卡固槽（17）相连，且所述卡固槽（17）的尺寸略小于所述卡固环（304）的尺寸；The dust baffle plate (3) is connected to the clamping groove (17) via the clamping ring (304), and the size of the clamping groove (17) is slightly smaller than the size of the clamping ring (304); 所述换热箱（15）与所述抽风机（14）通过管道连接，所述换热箱（15）上与所述抽风机（14）连接部位设置有密封环一（1504），所述换热箱（15）内设置有螺旋换热管（1503），所述螺旋换热管（1503）底端成型有排风端口（1506），所述换热箱（15）上靠近所述排风端口（1506）处设置有密封环二（1505），所述换热箱（15）一侧壁上成型有连接管一（1501），所述换热箱（15）上远离所述连接管一（1501）下方设置有连接连接管二（1502）。The heat exchange box (15) is connected to the exhaust fan (14) via a pipeline. A sealing ring 1 (1504) is provided at a connection portion between the heat exchange box (15) and the exhaust fan (14). A spiral heat exchange tube (1503) is provided inside the heat exchange box (15). An exhaust port (1506) is formed at the bottom end of the spiral heat exchange tube (1503). A sealing ring 2 (1505) is provided on the heat exchange box (15) near the exhaust port (1506). A connecting tube 1 (1501) is formed on a side wall of the heat exchange box (15). A connecting connecting tube 2 (1502) is provided on the heat exchange box (15) away from the connecting tube 1 (1501) and below. 2.根据权利要求1所述的一种电力计量柜通风装置，其特征在于：所述柜体（2）内靠近所述抽风支管（6）处通过螺钉连接有管箍（9），所述抽风支管（6）通过所述管箍（9）与所述柜体（2）相连。2. A ventilation device for an electric power metering cabinet according to claim 1, characterized in that: a pipe clamp (9) is connected to the cabinet body (2) near the exhaust branch pipe (6) by screws, and the exhaust branch pipe (6) is connected to the cabinet body (2) through the pipe clamp (9). 3.根据权利要求1所述的一种电力计量柜通风装置，其特征在于：所述柜体（2）底端四角处焊接有支撑腿（5），所述柜体（2）一侧壁上通过合页连接有柜门（1）。3. A ventilation device for an electric power metering cabinet according to claim 1, characterized in that: support legs (5) are welded at the four corners of the bottom of the cabinet body (2), and a cabinet door (1) is connected to one side wall of the cabinet body (2) via a hinge. 4.根据权利要求1所述的一种电力计量柜通风装置，其特征在于：所述密封环一（1504）以及所述密封环二（1505）均与所述换热箱（15）通过卡压的方式相连。4. A ventilation device for an electric power metering cabinet according to claim 1, characterized in that: the sealing ring 1 (1504) and the sealing ring 2 (1505) are both connected to the heat exchange box (15) by means of clamping. 5.根据权利要求1所述的一种电力计量柜通风装置，其特征在于：所述连接管一（1501）以及所述连接管二（1502）均成型于所述换热箱（15）上，所述连接管一（1501）以及所述连接管二（1502）均与所述换热箱（15）内部连通。5. A ventilation device for an electric power metering cabinet according to claim 1, characterized in that: the connecting pipe 1 (1501) and the connecting pipe 2 (1502) are both formed on the heat exchange box (15), and the connecting pipe 1 (1501) and the connecting pipe 2 (1502) are both connected to the inside of the heat exchange box (15). 6.一种电力计量柜通风装置的使用方法，应用于权利要求1所述的一种电力计量柜通风装置中，其特征在于：使用时首先通过所述安装框架（7）将各电力计量部件进行安装固定，并通过所述连接管一（1501）以及所述连接管二（1502）将所述换热箱（15）与外部换热介质管道相连，然后将各电力计量部件以及所述抽风机（14）与外部电源接通，即可开始进行使用，所述抽风机（14）在接通电源后，可通过所述抽风主管（10）以及竖向设置的所述抽风支管（6）将所述柜体（2）内由电力计量部件在工作过程中所散发的热量快速的抽出，以实现所述柜体（2）内的高效通风散热，由所述抽风机（14）所抽出的热风在流经所述换热箱（15）内的所述螺旋换热管（1503）时，可与外部介质进行换热，以实现热风中的热量的回收利用，节省了能源的消耗，在对所述柜体（2）内进行通风散热的同时，外部的新风通过所述进风管（4）进入到所述柜体（2）内，以保持所述柜体（2）内气压的稳定，外部新风在经过所述挡灰板（3）上的所述滤网（305）时新风中的灰尘会被过滤掉，从而确保了所述柜体（2）内部的洁净，当需要对所述挡灰板（3）进行清理时，只需通过所述拉槽（301）将所述挡灰板（3）从所述滑槽（16）内抽出，即可进行清理，清理完成后将所述挡灰板（3）重新插入到所述滑槽（16）内，并使得所述挡灰板（3）在所述卡固环（304）与所述卡固槽（17）的卡压配合下实现固定，通过所述凹槽（13）、所述抽风机（14）、所述安装框架（7）、所述抽风主管（10）、竖向设置的所述抽风支管（6）以及所述进气嘴（8）的设计，不仅通过向所述柜体（2）内各个高度同时进行抽风的方式实现了所述柜体（2）内部的高效散热，提高了散热的效率，而且能够在不增加所述柜体（2）额外占用空间的前提下实现装置的正常安装，提高了装置使用的灵活性，同时也有利于所述柜体（2）内部空间的充分利用，通过所述挡灰板（3）、所述滑槽（16）、所述滑轮（306）、所述卡固槽（17）以及所述卡固环（304）的设计，能够通过抽拉的方式实现所述挡灰板（3）的便捷清理，提高了装置清灰的便捷性，通过所述换热箱（15）、所述螺旋换热管（1503）、所述连接管一（1501）以及所述连接管二（1502），能够实现所述柜体（2）内部热风中热量的回收利用，节省了能源的消耗，使得装置更加的实用。6. A method for using a ventilation device for an electric power metering cabinet, applied to a ventilation device for an electric power metering cabinet as claimed in claim 1, characterized in that: when in use, firstly, each electric power metering component is installed and fixed through the installation frame (7), and the heat exchange box (15) is connected to the external heat exchange medium pipeline through the connecting pipe 1 (1501) and the connecting pipe 2 (1502), and then each electric power metering component and the exhaust fan (14) are connected to the external power supply, and then the device can be used. After the exhaust fan (14) is powered on, the heat emitted by the electric power metering components in the cabinet (2) during operation can be quickly exhausted through the exhaust main pipe (10) and the vertically arranged exhaust branch pipe (6). The cabinet (2) is provided with a heat exchanger (1503) which is provided with a heat exchanger (1504) which is provided with a heat exchanger (1505) which is provided with a heat exchanger (1506) which is provided with a heat exchanger (1507) which is provided with a heat exchanger (1508) which is provided with a heat exchanger (1509) which is provided with a heat exchanger (1501) which is provided with a heat exchanger (1503 ... The pull groove (301) is used to pull the dust baffle (3) out of the slide groove (16) for cleaning. After cleaning, the dust baffle (3) is reinserted into the slide groove (16) to fix the dust baffle (3) under the clamping fit between the clamping ring (304) and the clamping groove (17). Through the design of the groove (13), the exhaust fan (14), the mounting frame (7), the exhaust main pipe (10), the vertically arranged exhaust branch pipe (6) and the air inlet nozzle (8), not only the efficient heat dissipation inside the cabinet (2) is achieved by exhausting air at various heights inside the cabinet (2) at the same time, thereby improving the heat dissipation efficiency, but also the cabinet (2) can be cooled without increasing the cabinet temperature. (2) The normal installation of the device is achieved without taking up additional space, which improves the flexibility of the device. It is also conducive to the full utilization of the internal space of the cabinet (2). Through the design of the dust baffle (3), the slide groove (16), the pulley (306), the fixing groove (17) and the fixing ring (304), the dust baffle (3) can be easily cleaned by pulling, which improves the convenience of cleaning the device. Through the heat exchange box (15), the spiral heat exchange tube (1503), the connecting tube one (1501) and the connecting tube two (1502), the heat in the hot air inside the cabinet (2) can be recycled, which saves energy consumption and makes the device more practical.
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CN112600109B (en) * 2020-12-25 2022-09-20 国网河南省电力公司新野县供电公司 Electric power cabinet cooling device and cooling method
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