CN214673700U

CN214673700U - Capacitor dynamic switching switch device

Info

Publication number: CN214673700U
Application number: CN202120277398.9U
Authority: CN
Inventors: 黄诺特; 袁野; 王彧
Original assignee: Chongqing Parallel Power Capacitor Co ltd
Current assignee: Chongqing Parallel Power Capacitor Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-09
Anticipated expiration: 2031-01-29

Abstract

The scheme discloses a capacitor dynamic switching device which comprises a case and a case door, wherein the case door is arranged on the case, and the case door and the case form a closed space; a circuit system of a capacitor dynamic switching switch is fixedly arranged in the closed space; the automatic high-temperature alarm box also comprises a telescopic mechanism for folding and stretching the box door and a temperature alarm mechanism for automatic high-temperature alarm; the telescopic mechanism comprises a rotating shaft and memory alloy, the rotating shaft is rotatably arranged on the box wall on one side of the case, one end of the case door is fixedly connected with the rotating shaft, the case door is wound on the rotating shaft in a foldable mode, one end of the memory alloy is connected with one end of the case door in a detachable mode, and the other end of the memory alloy is fixedly connected with the box wall of the case. The capacitor dynamic switching switch device can realize the high-temperature automatic alarm reminding function and can automatically dissipate heat.

Description

Capacitor dynamic switching switch device

Technical Field

This scheme belongs to condenser developments on-off switch technical field, concretely relates to condenser developments on-off switching device.

Background

In an electric power system, reactive power is an indispensable part, and special equipment is usually required to provide sufficient reactive power for a power grid so as to improve power factors and ensure the most economic power utilization efficiency of the power grid. Conventionally, a proper amount of reactive power is input into a circuit by putting or cutting off a capacitor into a power grid through a switching switch.

When the capacitor dynamic switching switch device is used, the whole device is easy to heat up and generate heat in the working operation process, electronic components in the capacitor device are easy to lose due to overhigh temperature, the whole work of the capacitor device is unstable, the working efficiency of the capacitor device is seriously reduced, and even a circuit system connected with the capacitor switching switch device is seriously influenced, and huge potential safety hazards are caused.

The publication number is CN204884870U chinese patent and discloses a heat dissipation type condenser, including the casing that is equipped with heat radiation structure and set up the condenser core in the casing, its characterized in that, the casing on be equipped with a plurality of annular groove bodies, heat radiation structure sets up in the ring channel is internal, heat radiation structure including linking axle and cover locate even epaxial and can link the axle relatively and carry out the heat dissipation cover of rolling motion, it is internal to link the axial both ends of axle to link firmly in the ring channel through the elastic component, can dismantle through hasp structure on the casing and be provided with sealed lid, positive pole and the negative pole post on the sealed lid all are connected with the condenser core through explosion-proof connection spare, the bottom of casing is equipped with the heat dissipation base that is used for placing the condenser core and is equipped with heat dissipation channel.

Although the capacitor disclosed by the patent solves the problem of heat dissipation of the capacitor, the scheme cannot solve the problem that when the heating temperature of the capacitor is too high, relevant workers are reminded to check the relevant conditions of the capacitor by automatic alarm; meanwhile, the heat dissipation structure of the scheme cannot realize the overall rapid cooling of the capacitor when the capacitor is heated and the temperature is too high.

SUMMERY OF THE UTILITY MODEL

The purpose of the scheme is to provide a capacitor dynamic switching switch device with a high-temperature automatic alarm function.

In order to achieve the purpose, the scheme provides a capacitor dynamic switching switch device which comprises a case and a case door, wherein the case door is arranged on the case, and the case door and the case form a closed space; a circuit system of a capacitor dynamic switching switch is fixedly arranged in the closed space;

the automatic high-temperature alarm box also comprises a telescopic mechanism for folding and stretching the box door and a temperature alarm mechanism for automatic high-temperature alarm;

the telescopic mechanism comprises a rotating shaft and memory alloy, the rotating shaft is rotatably arranged on the box wall on one side of the case, one end of the case door is fixedly connected with the rotating shaft, the case door is wound on the rotating shaft in a foldable mode, one end of the memory alloy is detachably connected with one end of the case door, and the other end of the memory alloy is fixedly connected with the box wall of the case.

The principle of the scheme is as follows: when the capacitor dynamic switching device of the scheme is used, the device can continuously generate heat and heat in the working operation. Along with the continuous rising of the temperature of the whole device, the memory alloy is heated and extended, the rotating shaft rotates, and the box door is synchronously and automatically wound on the rotating shaft. Along with the temperature rise, the memory alloy correspondingly stretches, and the stretching of the memory alloy enables the box door to be synchronously folded until the box door is completely wound on the rotating shaft. This achieves opening of the door. The inside of the case has better ventilation effect by opening the case door, and the case can be better heated. Meanwhile, in the heating and warming process of the case, when a certain temperature is reached, according to the temperature condition of the case, the temperature alarm mechanism can automatically alarm to work, and the purpose of reminding relevant workers that the temperature of the capacitor dynamic switching device is too high is achieved.

The beneficial effect of this scheme lies in: the door is arranged to be folded and wound on the rotating shaft, and the door is controlled to stretch and contract by using the memory alloy. The ventilation effect of the case can be increased when the case is at a high temperature, and the condition that the inside of the case is convenient to overhaul by maintainers can be facilitated when the case is at a high temperature. Meanwhile, the design has the advantages of high automation degree, simple operation and low use cost. According to the scheme, the temperature alarm mechanism is designed, so that the alarm can be automatically completed when the device is at a high temperature, and the abnormal temperature condition of the device can be reminded to relevant workers. So that the device of the scheme has more powerful functions and better comprehensive use effect. In the scheme, the memory alloy is arranged on the box door in a detachable mode, so that the memory alloy can be taken down when the box door needs to be completely opened or closed.

Further, the temperature alarm mechanism comprises a cylinder, a whistle, a thermometer and a piston matched with the cylinder; the air cylinder is fixedly arranged on the wall of the case, the whistle is arranged above the air cylinder and communicated with the air cylinder, and the thermometer is fixedly arranged on the outer wall of the air cylinder;

working media with the boiling point of 40-50 ℃ are arranged in the cylinder.

The working temperature of the electronic element in the scheme is not more than 50 ℃ at most, and the relative work of the electronic element is influenced by overhigh temperature. Therefore, the temperature condition of the cabinet needs to be forecasted when the temperature is close to 50 ℃. When the heating temperature of the case reaches 40-50 ℃, the working medium in the cylinder heats and expands, the piston in the cylinder moves upwards, so that the gas above the piston flows towards the position of the whistle, and the whistle makes a sound when the gas passes through the whistle. The capacitor dynamic switching device can remind related workers of abnormal temperature of the capacitor dynamic switching device through the sound emitted by the whistle. When the temperature of the case is reduced, the working medium in the cylinder is cooled, the working medium automatically contracts, the piston correspondingly moves downwards, and the starting state is returned.

The thermometer arranged on the wall of the outer cylinder of the cylinder can facilitate the staff to check the temperature condition of the case at any time.

Further, the working medium is sulfur trioxide. The sulfur trioxide has good thermal expansion effect, good stability and long service life.

Furthermore, two box doors and two rotating shafts are symmetrically arranged on the case, one end of the memory alloy is detachably connected with one box door, and the other end of the memory alloy is detachably connected with one end of the other box door. The switching device of this scheme can be when quick-witted case temperature is high through setting up two chamber doors, and both sides chamber door is opened simultaneously and can be made quick-witted incasement portion have more even fan hot effect. And the two box doors are arranged simultaneously, so that the use habit is better met.

Further, a base is arranged at the bottom of the case. The switch device of the scheme is provided with the base, so that the case is far away from the ground, and the case can be effectively prevented from being affected with damp and being prevented from being seeped into the case on the ground.

Furthermore, a plurality of mounting seats are further arranged on the case. Through setting up the mount pad in this scheme, can be when the fixed condenser developments fling-cut switching device of this scheme of installation, convenience more, swift, practical value are high.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a base 1, a mounting seat 2, a case 3, a case door 4, a memory alloy 5, a whistle 6, a thermometer 7 and a cylinder 8.

The embodiment is basically as shown in the attached figures 1 and 2: a capacitor dynamic switching switch device comprises a case 3 and a case door 4. In the scheme, two box doors 4 are arranged, the box doors 4 and the case 3 form a closed space, and a circuit system of the capacitor dynamic switching switch device is fixedly arranged in the closed space.

The automatic high-temperature alarm box further comprises a telescopic mechanism for folding and stretching the box door and a temperature alarm mechanism for automatic high-temperature alarm.

The telescoping mechanism comprises a rotating shaft and a memory alloy 5. The two box doors 4 are symmetrically arranged on the case 3. And also comprises two rotating shafts which are matched with the box door 4 for use. The rotating shaft is rotatably arranged on the wall of the case 3, one end of the case door 4 is fixedly connected with the rotating shaft, and the case door 4 is wound on the rotating shaft in a folding way. The memory alloy 5 is detachably connected to the ends of the two doors 4. The memory alloy 5 in this embodiment has a coiled shape at normal temperature. After a temperature of more than 50 ℃, the memory alloy 5 is stretched and tends to be linear. The rotating shaft has the function of rotating and revolving, and when the memory alloy 5 is stretched, the rotating shaft automatically revolves, so that the box door 4 is correspondingly wound on the rotating shaft. The memory alloy 5 in the scheme is nickel-titanium alloy, and has stable property and good use effect. The memory alloy 5 is detachably provided between the door 4, so that the memory alloy 5 can be removed when it is necessary to consider opening or closing the door 4.

The temperature alarm mechanism comprises a cylinder 8, a whistle 6, a thermometer 7 and a piston matched with the cylinder; the cylinder 8 is fixedly arranged on the wall of the case 3, the whistle 6 is arranged above the cylinder 8, and the whistle 6 is communicated with the cylinder 8. The thermometer 7 is fixedly arranged on the outer cylinder wall of the cylinder 8; working media with the boiling point of 40-50 ℃ are arranged in the cylinder 8. When the temperature in the case 3 rises and reaches the boiling temperature of the working medium, the working medium in the cylinder expands, and the piston correspondingly moves upwards. During the movement of the piston, the air at the upper part of the piston in the cylinder 8 is extruded outwards through the whistle 6. When the gas passes through the whistle 6, the whistle 6 makes a sound. In the scheme, the sound generated by the whistle 6 can remind related workers of abnormal temperature of the device. Meanwhile, the thermometer 7 is fixedly arranged outside the cylinder 8, so that the temperature condition of the case 3 can be conveniently checked by a worker at any time. The working temperature of electronic elements in a circuit system in the device cannot exceed 50 ℃, and the temperature alarm mechanism in the scheme can realize the temperature alarm function before 50 ℃.

The working medium in the scheme is sulfur trioxide. The sulfur trioxide has good thermal expansion effect, stable working property and long service life. In the scheme, the bottom of the case 3 is also fixedly provided with a base 1. The chassis 3 can be far away from the ground by arranging the base 1, so that the bottom of the chassis 3 is protected, and the chassis 3 is prevented from being damaged due to long-term water accumulation and a humid environment; on the other hand, the arrangement of the base 1 may further protect the circuitry inside the housing 3. The influence of surface water accumulation and a humid environment on the normal work of an electronic system is prevented. In the capacitor dynamic switching device, a plurality of mounting seats 2 are also arranged, and the mounting seats 2 are fixedly arranged on a case 3. When this scheme device of use like this, can realize convenient and fast's this scheme's of installation device through mount pad 2, easy operation, practicality are strong.

The case 3 in the scheme is made of stainless steel materials, and is durable, long in service life and not easy to damage.

The method comprises the following specific operations: when the capacitor dynamic switching device is used, the case 3 is fixed through the mounting seat 2. When the enclosure 3 operates for a long time or in a high-temperature environment, the inside of the enclosure 3 heats up. When the temperature rises to a certain value, the temperature alarm mechanism works, the working medium in the cylinder 8 expands, and the piston moves upwards; the gas in the cylinder 8 is continuously discharged through the whistle 6, when the gas passes through the whistle 6, the whistle 6 continuously makes a sound, and the abnormal temperature of the device is reminded to related workers through the sound. Meanwhile, the temperature of the case 3 can be checked at any time by a worker through a thermometer 7 arranged outside the cylinder 8.

Meanwhile, the memory alloy 5 arranged between the box doors 4 is heated to stretch, the rotating shaft on the case 3 automatically rotates in the stretching process of the memory alloy 5, and the box doors 4 synchronously rotate and are wound on the rotating shaft in the rotating process of the rotating shaft. This achieves opening of the door 4 of the device. Thereby increasing the ventilation effect inside the case 3 and quickening the heat dissipation inside the case 3. After the box door 4 is opened, the circuit system in the case 3 is convenient for the staff to overhaul, thereby achieving two purposes.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A capacitor dynamic switching switch device comprises a case (3) and a case door (4), wherein the case door (4) is arranged on the case (3), and the case door (4) and the case (3) form a closed space; a circuit system of a capacitor dynamic switching switch is fixedly arranged in the closed space;

the method is characterized in that: the automatic high-temperature alarm box also comprises a telescopic mechanism for folding and stretching the box door (4) and a temperature alarm mechanism for automatic high-temperature alarm;

the telescopic mechanism comprises a rotating shaft and memory alloy (5), the rotating shaft is rotatably arranged on the box wall on one side of the case (3), one end of the case door (4) is fixedly connected with the rotating shaft, the case door (4) is wound on the rotating shaft in a foldable mode, one end of the memory alloy (5) is connected with one end of the case door (4) in a detachable mode, and the other end of the memory alloy (5) is fixedly connected with the box wall of the case (3).

2. The dynamic switching device for capacitors as claimed in claim 1, wherein: the temperature alarm mechanism comprises a cylinder (8), a whistle (6), a thermometer (7) and a piston matched with the cylinder (8); the air cylinder (8) is fixedly arranged on the wall of the case (3), the whistle (6) is arranged above the air cylinder (8), the whistle (6) is communicated with the air cylinder (8), and the thermometer (7) is fixedly arranged on the outer wall of the air cylinder (8);

working media with the boiling point of 40-50 ℃ are arranged in the cylinder (8).

3. The dynamic switching device for capacitors as claimed in claim 2, wherein: the working medium is sulfur trioxide.

4. The dynamic switching device for capacitors as claimed in claim 1, wherein: the improved refrigerator is characterized in that two refrigerator doors (4) and two rotating shafts are symmetrically arranged on the cabinet (3), one end of the memory alloy (5) is detachably connected with one of the refrigerator doors (4), and the other end of the memory alloy (5) is detachably connected with one end of the other refrigerator door (4).

5. The dynamic switching device for capacitors as claimed in claim 1, wherein: the bottom of the case (3) is also provided with a base (1).

6. The dynamic switching device for capacitors as claimed in claim 1, wherein: the case (3) is also provided with a plurality of mounting seats (2).