CN214013618U - High-voltage board inner loop heating dehydrating unit - Google Patents
High-voltage board inner loop heating dehydrating unit Download PDFInfo
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- CN214013618U CN214013618U CN202022738250.9U CN202022738250U CN214013618U CN 214013618 U CN214013618 U CN 214013618U CN 202022738250 U CN202022738250 U CN 202022738250U CN 214013618 U CN214013618 U CN 214013618U
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Abstract
The utility model relates to the technical field of power equipment, in particular to a high-voltage cabinet internal circulation heating and dehumidifying device which mainly comprises a heater and a fan; the upper end and the lower end of the heater are respectively symmetrically detachably connected with an aluminum alloy fixing support, and the front side end of the heater is sequentially detachably connected with the fan and the metal protective cover from back to front; the heater consists of a PTC heating body; the fan adopts a high-temperature-resistant double-ball bearing fan; the heater also comprises a ceramic wiring terminal which is detachably connected, and the heater and the fan are electrically connected with the ceramic wiring terminal through a high-temperature-resistant wire harness; the heater consists of a PTC ceramic heating element and an aluminum pipe, a heat protector is arranged in the heater, and a metal protective cover is arranged outside the heater, so that the safety performance and the heat exchange efficiency are improved; the fan is added, so that the effect of cyclic heating dehumidification in the high-voltage cabinet is further improved; the service life is greatly prolonged.
Description
Technical Field
The utility model relates to a power equipment technical field, concretely relates to high-voltage board inner loop heating dehydrating unit.
Background
In an electric power system, a high-voltage cabinet is a common device, high-voltage electrical components in the high-voltage cabinet and insulating materials at a high-voltage cable terminal have high requirements on the environment, the high-voltage electrical components and the high-voltage cable terminal are seriously affected due to too low temperature and too high humidity in the high-voltage cabinet, and phenomena such as creepage, flashover, breakdown, short circuit and fire and the like can occur, so that the electrical components or the high-voltage cable are damaged, an electrical accident occurs, great loss is caused, and the electric power safety is influenced. Particularly in hot and rainy southeast Asia regions, the humidity is particularly high in rainy seasons, and electrical accidents are easy to occur frequently. There is a need for a device for improving the environment inside a high voltage cabinet to improve electrical safety.
At present, most of heating and dehumidifying devices in a high-voltage cabinet adopt aluminum alloy heaters which are directly fixed on the inner wall of a switch cabinet by screws. The heater mainly comprises an alloy heating wire. The disadvantages of this heater when operating are: 1. the heater is exposed without protection, and the surface is easy to turn red, thereby causing potential safety hazards such as scalding, fire and the like. 2. The heat is concentrated, the heat exchange efficiency is low, and the dehumidification effect is not good. 3. The service life is shorter.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a high-voltage cabinet internal circulation heating and dehumidifying device, through the design and the use of a series of structures, a heater is composed of a PTC ceramic heating element and an aluminum pipe, a heat protector is arranged in the heater, a metal protective cover is arranged outside the heater, and the safety performance and the heat exchange efficiency are improved; the fan is added, so that the effect of cyclic heating dehumidification in the high-voltage cabinet is further improved; the service life is greatly prolonged.
The utility model discloses a following technical scheme realizes:
a high-voltage cabinet internal circulation heating and dehumidifying device mainly comprises a heater and a fan;
the upper end and the lower end of the heater are respectively symmetrically detachably connected with an aluminum alloy fixing support, and the front side end of the heater is sequentially detachably connected with the fan and the metal protective cover from back to front;
the heater consists of a PTC heating body;
the fan adopts a high-temperature-resistant double-ball bearing fan;
the heater is characterized by further comprising a ceramic wiring terminal which is detachably connected, and the heater and the fan are electrically connected with the ceramic wiring terminal through a high-temperature-resistant wire harness.
Preferably, the aluminum alloy fixed bolster is the setting of class Z style of calligraphy structure, just waist type hole that is used for installing with the high-voltage board inner wall is seted up to aluminum alloy fixed bolster's left and right sides both ends symmetry.
Preferably, the aluminum alloy fixing support and the heater are correspondingly provided with four screw holes, and the aluminum alloy fixing support and the heater are fastened and connected through short screws.
Preferably, the heater, the fan and the metal protective cover are correspondingly provided with four screw holes, and the heater, the fan and the metal protective cover are fastened and connected through long screws.
Preferably, a ceramic cylindrical sleeve is assembled on the long screw, and the ceramic cylindrical sleeve is arranged between the heater and the fan.
Preferably, the metal shield covers the fan and the heating part of the heater in an enclosing manner.
Preferably, the PTC heating element mainly comprises a PTC ceramic heating element and an aluminum tube, and a thermal protector is arranged in the PTC heating element.
Compared with the prior art, the utility model, the advantage lies in:
1. the heater consists of a PTC ceramic heating element and an aluminum pipe, a heat protector is arranged in the heater, and a metal protective cover is arranged outside the heater, so that the safety performance and the heat exchange efficiency are improved;
2. the fan is added, so that the effect of cyclic heating dehumidification in the high-voltage cabinet is further improved;
3. the service life is greatly prolonged;
4. and the utility model discloses simple structure, reasonable in design, convenient to use has stronger practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention.
In the figure: the device comprises a heater, a fan, a 3-aluminum alloy fixing support, a 4-metal protective cover, a 5-ceramic wiring terminal, a 6-high-temperature-resistant wiring harness, a 7-waist-shaped hole, an 8-short screw, a 9-long screw and a 10-ceramic cylindrical sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A high-voltage cabinet internal circulation heating and dehumidifying device mainly comprises a heater 1 and a fan 2;
the upper end and the lower end of the heater 1 are respectively symmetrically and detachably connected with an aluminum alloy fixing support 3, and the front side end of the heater 1 is sequentially and detachably connected with a fan 2 and a metal protective cover 4 from back to front;
the heater 1 is composed of a PTC heating element;
the fan 2 adopts a high-temperature resistant double-ball bearing fan 2;
the heater 1 is further provided with a ceramic wiring terminal 5 which is detachably connected, and the heater 1 and the fan 2 are electrically connected with the ceramic wiring terminal 5 through a high-temperature-resistant wire harness 6.
Specifically, the aluminum alloy fixed bolster 3 is the setting of class Z style of calligraphy structure, and the left and right sides both ends symmetry of aluminum alloy fixed bolster 3 offer be used for with the high-voltage board inner wall installation waist type hole 7.
Specifically, four screw holes are correspondingly formed in the aluminum alloy fixing support 3 and the heater 1, and the aluminum alloy fixing support 3 and the heater 1 are fastened and connected through the short screws 8.
Specifically, four screw holes are correspondingly formed in the heater 1, the fan 2 and the metal protection cover 4, and the heater 1, the fan 2 and the metal protection cover 4 are fastened and connected through long screws 9.
Specifically, the long screw 9 is provided with a ceramic cylindrical sleeve 10, and the ceramic cylindrical sleeve 10 is arranged between the heater 1 and the fan 2.
Specifically, the metal shield 4 surrounds and covers the fan 2 and the heating portion of the heater 1.
Specifically, the PTC heating element mainly comprises a PTC ceramic heating element and an aluminum pipe, and a thermal protector is arranged in the PTC heating element.
The working principle is as follows: when the utility model is used, the heater 1 is composed of the PTC heating element, the PTC heating element has the advantages of small thermal resistance and high heat exchange efficiency, and is the electric heater 1 with automatic constant temperature and electricity saving; the safety device is characterized in that the surface of the electric heating wire heater 1 does not turn red under any application condition in terms of safety performance, so that potential safety hazards such as scalding and fire disasters are avoided; by arranging the metal protective cover 4, and the metal protective cover 4 surrounds and covers the fan 2 and the heating part of the heater 1, the protection measure of the heater 1 can be realized, and the safety protection performance of the heater is further improved;
the fan 2 is a high-temperature-resistant double-ball bearing fan 2, the fan 2 and the heater 1 work simultaneously, and the fan 2 quickly spreads heat generated by the heater 1 to all places in the high-voltage cabinet, so that the effect of cyclic heating and dehumidification is achieved, and the insulating material of the high-voltage cabinet is ensured to be in a dry and favorable environment;
the heater 1 and the fan 2 are electrically connected with the ceramic wiring terminal 5 through the high-temperature-resistant wiring harness 6, so that all the components form a whole to form the internal circulation heating and dehumidifying device of the high-voltage cabinet; the controlled alternating current 220V power line is connected through the ceramic wiring terminal 5, a high-temperature-resistant cable is generally used, after the power is switched on, the PTC heating element mainly comprises a PTC ceramic heating element and an aluminum pipe, a thermal protector is arranged in the PTC heating element, the PTC heater 1 quickly and automatically heats at a constant temperature, and the high-temperature-resistant double-ball bearing fan 2 works simultaneously to quickly heat, dehumidify and circularly dry air in the high-voltage cabinet, so that the effect of circularly heating and dehumidifying in the high-voltage cabinet is achieved, the environment in the cabinet is improved, the insulation performance of components and the high-voltage cable terminal in the cabinet is improved, the components in the cabinet are protected;
the aluminum alloy fixing support 3 is arranged in a Z-shaped structure, and the left end and the right end of the aluminum alloy fixing support 3 are symmetrically provided with waist-shaped holes 7 for being mounted with the inner wall of the high-voltage cabinet, so that the heating and dehumidifying device can be conveniently and fixedly mounted on the inner wall of the high-voltage cabinet;
four screw holes are correspondingly formed in the aluminum alloy fixing support 3 and the heater 1, the aluminum alloy fixing support 3 and the heater 1 are fastened and connected through the short screws 8, the heater 1, the fan 2 and the metal protective cover 4 are correspondingly provided with four screw holes, the heater 1, the fan 2 and the metal protective cover 4 are fastened and connected through the long screws 9, and therefore rapid assembly and disassembly can be conveniently and rapidly carried out;
moreover, the ceramic cylindrical sleeve 10 is assembled on the long screw 9 and is arranged between the heater 1 and the fan 2, so that the heat insulation and protection performance can be further improved;
the utility model discloses under the design and the use of adopting above-mentioned structure, compared with the prior art, the utility model, the advantage lies in: 1. the heater 1 is composed of PTC ceramic heating elements and an aluminum pipe, and a thermal protector is arranged in the heater, so that the safety performance and the heat exchange efficiency are improved; 2. the fan 2 is added, so that the effect of cyclic heating dehumidification in the high-voltage cabinet is further improved; 3. the service life is greatly prolonged.
The control mode of above-mentioned electric elements such as heater 1 and fan 2 is controlled through the controller rather than supporting high-voltage board control end, and control circuit can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, only uses it, does not improve it, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer detail control mode and circuit connection are repeated.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a high-voltage board inner loop heating dehydrating unit, this heating dehydrating unit mainly includes heater (1) and fan (2), its characterized in that:
the upper end and the lower end of the heater (1) are respectively symmetrically and detachably connected with an aluminum alloy fixing support (3), and the front side end of the heater (1) is sequentially and detachably connected with the fan (2) and the metal protective cover (4) from back to front;
the heater (1) consists of a PTC heating body;
the fan (2) adopts a high-temperature-resistant double-ball bearing fan (2);
the heater (1) is further provided with a ceramic wiring terminal (5) which is detachably connected, and the heater (1) and the fan (2) are electrically connected with the ceramic wiring terminal (5) through a high-temperature-resistant wire harness (6).
2. The high-voltage cabinet internal circulation heating and dehumidifying device of claim 1, wherein: the aluminum alloy fixing support (3) is arranged in a Z-shaped structure, and waist-shaped holes (7) used for being installed in the inner wall of the high-voltage cabinet are symmetrically formed in the left end and the right end of the aluminum alloy fixing support (3).
3. The high-voltage cabinet internal circulation heating and dehumidifying device of claim 2, wherein: the aluminum alloy fixing support (3) and the heater (1) are correspondingly provided with four screw holes, and the aluminum alloy fixing support (3) and the heater (1) are fastened and connected through short screws (8).
4. The high-voltage cabinet internal circulation heating and dehumidifying device of claim 1, wherein: the heater (1), fan (2) with all correspond on the metal protection casing (4) and seted up four screw, will through long screw (9) heater (1), fan (2) with the metal protection casing (4) are fastened and are linked to each other.
5. The high-voltage cabinet internal circulation heating and dehumidifying device of claim 4, wherein: the long screw (9) is provided with a ceramic cylindrical sleeve (10), and the ceramic cylindrical sleeve (10) is arranged between the heater (1) and the fan (2).
6. The high-voltage cabinet internal circulation heating and dehumidifying device of claim 4, wherein: the metal protective cover (4) surrounds and covers the fan (2) and the heating part of the heater (1).
7. The high-voltage cabinet internal circulation heating and dehumidifying device of claim 1, wherein: the PTC heating body mainly comprises a PTC ceramic heating element and an aluminum pipe, and a heat protector is arranged in the PTC heating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022738250.9U CN214013618U (en) | 2020-11-24 | 2020-11-24 | High-voltage board inner loop heating dehydrating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022738250.9U CN214013618U (en) | 2020-11-24 | 2020-11-24 | High-voltage board inner loop heating dehydrating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214013618U true CN214013618U (en) | 2021-08-20 |
Family
ID=77306270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022738250.9U Active CN214013618U (en) | 2020-11-24 | 2020-11-24 | High-voltage board inner loop heating dehydrating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214013618U (en) |
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2020
- 2020-11-24 CN CN202022738250.9U patent/CN214013618U/en active Active
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Address after: No.13, area a, Furong Industrial Park, Xishan Economic Development Zone, Wuxi City, Jiangsu Province, 214000 Patentee after: Weston Power Technology (Wuxi) Co.,Ltd. Address before: No.13, area a, Furong Industrial Park, Xishan Economic Development Zone, Wuxi City, Jiangsu Province, 214000 Patentee before: WISTON AUTOMATIC EQUIPMENT WUXI Co.,Ltd. |