CN218586634U

CN218586634U - Safe type high tension switchgear

Info

Publication number: CN218586634U
Application number: CN202222905142.5U
Authority: CN
Inventors: 于林; 杨根利; 刘绍俊; 刘德义
Original assignee: Henan Xindian Electric Appliance Group Power Transmission And Distribution Co ltd
Current assignee: Henan Xindian Electric Appliance Group Power Transmission And Distribution Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-03-07
Anticipated expiration: 2032-11-02

Abstract

The utility model relates to a high security presses cubical switchboard, including the cabinet body, electrical equipment, movable safety inspection device controller and alarm device, movable safety inspection device includes safety inspection seat, vertical screw rod and actuating mechanism, the vertical screw rod outside is equipped with the external screw thread and rotates the assembly at the internal portion of cabinet, and actuating mechanism is used for driving vertical screw rod just reversal, and the inside internal thread hole that sets up of safety inspection seat rotates the assembly on vertical screw rod, sets up the slider on the safety inspection seat, and the internal wall of cabinet sets up and slide direction complex spout from top to bottom with the slider, is equipped with smoke transducer, temperature sensor and humidity transducer on the safety inspection seat, the controller respectively with smoke transducer, temperature sensor, humidity transducer, alarm device for warn through alarm device under the unusual condition of internal temperature of cabinet, humidity or smog condition, the utility model has the advantages of detect accuracy, sensitivity, provide the security guarantee for cubical switchboard normal work.

Description

Safe type high tension switchgear

Technical Field

The utility model relates to an electrical equipment technical field, more specifically say, it relates to a safe type high tension switchgear.

Background

The high-voltage switch cabinet is an electrical product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and has the functions of on-off, control or protection and the like, the voltage level is 3.6KV-550KV, the switch cabinet has the functions of overhead incoming and outgoing lines, cable incoming and outgoing lines, bus connection and the like, and the high-voltage switch cabinet plays an important role in the electrical equipment industry. Often face the environmental threat of rain and snow invasion and attack, the weather that blows to be sunned when high tension switchgear is outdoor in use, cause the influence for cubical switchboard safety, for example: too high moisture can reduce the insulation strength of electrical equipment, and metal is easy to generate corrosion and cause electrical failure; when the temperature is too high or too low and exceeds the allowable limit value, the failure probability of the electrical equipment is greatly increased; in rainy and snowy weather, if rain and snow enter the switch cabinet through the vent, internal equipment can be damaged, and the equipment cannot normally run. Although the inside corresponding safety inspection device that also is provided with of present high tension switchgear, nevertheless based on the cubical switchboard volume is great, equipment generates heat everywhere, the behavior differs, can't carry out accurate detection to its inside condition, the safety guarantee performance is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe type high tension switchgear can solve the poor technical problem of present high tension switchgear safety guarantee nature.

The utility model provides a following technical scheme: the utility model provides a safe type high tension switchgear, includes the cabinet body and is located the internal portion's of cabinet electrical equipment, still including the movable safety inspection device, the controller that are located the internal portion of cabinet and be located the external portion's of cabinet alarm device, movable safety inspection device includes safety inspection seat, vertical screw and actuating mechanism, the vertical screw outside is equipped with the external screw thread and rotates the assembly at the internal portion of cabinet, and actuating mechanism is used for driving vertical screw and just reverses, and the safety inspection seat is inside to set up the internal thread hole and rotate the assembly on vertical screw, sets up the slider on the safety inspection seat, the internal wall of cabinet sets up the slider with the safety inspection seat about the spout of slide direction complex, is equipped with smoke transducer, temperature sensor and humidity transducer on the safety inspection seat, and the controller is connected with smoke transducer, temperature sensor, humidity transducer, alarm device electricity respectively for warn through alarm device when internal temperature of cabinet, humidity or smog condition are unusual.

Has the advantages that: the utility model discloses an in the safe type high tension switchgear operation process, actuating mechanism drives vertical screw rod corotation/reversal, based on the screw-thread fit effect of vertical screw rod and safety inspection seat, convert the rotary motion of vertical screw rod into the up-and-down motion of safety inspection seat, because be provided with smoke transducer on the safety inspection seat, temperature sensor and humidity transducer, the safety inspection seat removes each sensor can be to the smog of each module department of the internal portion of cabinet at the height, the temperature, the humidity condition carries out the accuracy and detects, improve the inside detection accuracy and the sensitivity of cubical switchboard, the whole safety guarantee nature of high tension switchgear is good.

Furthermore, the driving mechanism mainly comprises a driving motor and a bevel gear pair, the driving motor is fixed in the cabinet body, and the bevel gear pair comprises a driving bevel gear arranged at the output end of the driving motor and a driven bevel gear ring arranged at the outer side of the vertical screw rod.

Has the advantages that: the bevel gear pair realizes the conversion of two vertical direction shaft motions, and the driving motor output shaft stretches out along the horizontal direction, wholly is horizontal and places, changes to arrange in the internal portion of cabinet, is favorable to reducing the whole length size of the cabinet body.

Further, the alarm device comprises a warning lamp and a buzzer.

Has the advantages that: the sound and light alarm is carried out synchronously, which plays a role of full warning,

further, safe type high tension switchgear still includes the scalable rain-proof snow covering or awning on a car, boat, etc. that sets up at cabinet body top, scalable rain-proof snow covering or awning on a car, boat, etc. canopy mainly comprises telescopic bracket and the waterproof tarpaulin of setting at the telescopic bracket upside, and telescopic bracket includes central branch, installs at the at least three braced frame in the central branch outside and is used for driving the flexible actuating cylinder of braced frame, and central branch fixes at cabinet body top intermediate position, braced frame along the circumferencial direction equipartition around central branch, and braced frame includes outside pendulum rod and inboard pendulum rod, and inboard pendulum rod upper end is rotated with central branch top and is connected, and inboard pendulum rod lower extreme and outside pendulum rod upper end are rotated through the axis of rotation and are connected, be equipped with the torsional spring of connecting inboard pendulum rod and outside pendulum rod in the axis of rotation, actuating cylinder supporting connection is between cabinet body and braced frame, actuating cylinder one end and cabinet body top are rotated and are connected, the other end with inboard pendulum rod downside is rotated and is connected.

Has the advantages that: when rain and snow weather attacks and the telescopic rain and snow prevention awning needs to extend, the oil cylinder is driven to extend, the inner side swing rod rotates upwards, the outer side swing rod is twisted to a position keeping the same straight line angle with the inner side swing rod under the action of the torsion spring, and the waterproof awning cloth is unfolded to protect the cabinet body and prevent external rain and snow from invading; when the rain and snow weather is over and the telescopic rain and snow prevention awning needs to be retracted, the driving oil cylinder retracts, the inner side swing rod rotates downwards, the lower end of the inner side swing rod is arranged at the top of the cabinet body, in the process, the outer side swing rod touches the top of the cabinet body and then overcomes the acting force of the torsion spring to rotate until the outer side swing rod is integrally attached to the top of the cabinet body, the telescopic rain and snow prevention awning is flexible to stretch and retract, a good protection effect is achieved when the telescopic rain and snow prevention awning stretches out, and the overall occupied volume of the cabinet body can be reduced when the telescopic rain and snow prevention awning is retracted.

Drawings

Fig. 1 is a schematic structural view of a safety high voltage switch cabinet according to an embodiment 1 of the present invention in an extended state of a retractable rain-proof awning;

fig. 2 is a schematic structural view of a safety high voltage switch cabinet according to an embodiment 1 of the present invention in a retracted state of the retractable snow-proof awning;

reference numerals: 1-a cabinet body; 2-a vertical screw; 3-a safety detection seat; 4-driving a motor; 5-a drive bevel gear; 6-driven bevel gear ring; 7-warning light; 8-a buzzer; 9-waterproof tarpaulin; 10-inner swing rod; 11-outer swing link; 12-a central strut; 13-driving the oil cylinder; 14-rotating axis.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

The utility model discloses a specific embodiment 1 of safe type high tension switchgear:

the safe high-voltage switch cabinet mainly comprises a cabinet body and electrical equipment arranged in the cabinet body, and further comprises a movable safety detection device and a controller which are arranged in the cabinet body 1, and an alarm device and a telescopic rain and snow prevention awning which are arranged outside the cabinet body, wherein the movable safety detection device and the controller are arranged in the cabinet body 1 to meet more safety performance requirements, as shown in figures 1 and 2.

The movable safety inspection device comprises a vertical screw rod 2, a safety inspection seat 3 and a driving mechanism, wherein the vertical screw rod 2 is rotatably assembled inside the cabinet body 1 through a bearing, external threads are arranged outside the vertical screw rod 2, the external threads correspond to the external threads, an internal thread hole is formed in the installation and inspection seat 3, the installation and inspection seat 2 is rotatably connected with the vertical screw rod, a sliding block is arranged on the installation and inspection seat 3, and a sliding chute which is matched with the sliding block in a vertical guide manner is formed in the inner wall of the cabinet body 1. The driving mechanism is used for driving the vertical screw rod 2 to rotate positively and negatively and mainly comprises a driving motor 4 and a bevel gear pair, the driving motor 4 is fixed at the bottom in the cabinet body, the bevel gear pair comprises a driving bevel gear 5 and a driven bevel gear ring 6 which are meshed with each other, the driving bevel gear 5 is arranged at the output end of the driving motor 4, and the driven bevel gear ring 6 is arranged on the vertical screw rod 2. Be equipped with temperature sensor, humidity transducer and smoke transducer on the safety inspection seat 3, drive the in-process of vertical screw 2 corotation/reversal at driving motor 4, the safety inspection seat 3 that is equipped with each sensor carries out accurate, comprehensive monitoring to the safety condition everywhere about the cabinet body along spout reciprocating motion from top to bottom.

The alarm device comprises a warning lamp 7 and a buzzer 8, the controller is connected with a temperature sensor, a humidity sensor and a smoke sensor in a sampling mode, and the warning lamp 7 and the buzzer 8 are connected in a control mode. When the temperature/humidity/smoke condition in the cabinet body exceeds the set data at will, namely, the abnormal condition occurs, the controller controls the warning lamp 7 and the buzzer 8 to give an audible and visual alarm at the same time, so that the safety warning effect is achieved.

Scalable rain-proof snow is for preventing the rain and snow invasion and attack, harm cubical switchboard and design, scalable rain-proof snow covers sets up at cabinet 1 top, fix the waterproof tarpaulin 9 at the telescopic bracket upside including telescopic bracket and multiple spot, telescopic bracket includes central branch 12, four supporting framework and actuating cylinder 13, central branch 12 is vertical to be fixed and puts at cabinet 1 top central point, four supporting framework along the circumferencial direction equipartition around central branch 12, supporting framework includes inboard pendulum rod 10 and outside pendulum rod 11, wherein inboard pendulum rod 10 upper end is connected with central branch 12 top rotation, the lower extreme rotates through axis of rotation 14 with outside pendulum rod 11 upper end to be connected, outside pendulum rod 11 lower extreme is the overhang end. The number of the driving oil cylinders 13 is the same as that of the supporting frameworks, the driving oil cylinders are supported between the supporting frameworks and the cabinet body 1 and used for driving the supporting frameworks to stretch and retract in the movement process, and the upper ends and the lower ends of the driving oil cylinders 13 are respectively rotatably connected with the lower side of the inner swing rod 10 and the top of the cabinet body 1. The rotating shaft 14 is provided with a torsion spring which is connected with the inner swing rod 10 and the outer swing rod 11, and the inner swing rod 10 and the outer swing rod 11 are in a straight line under the action of the torsion spring in a natural state. In rainy and snowy weather, the driving oil cylinder 13 extends to support the inner side swing rod 10 to rotate upwards, the inner side swing rod 10 and the outer side swing rod 11 are in a straight line under the action of the torsion spring, the waterproof awning cloth 9 is unfolded to achieve the rainproof and snowproof protection function, and the telescopic rainproof and snowproof awning is in an extending state as shown in fig. 1; when sunny weather or rain and snow is over, the length of the driving oil cylinder 13 is shortened, the inner side swing rod 10 is pulled to rotate downwards, in the rotating and withdrawing process, the outer side swing rod 11 touches the top of the cabinet body 1 to overcome the action of the torsion spring to rotate until the lower end of the inner side swing rod 10 is contacted with the top of the cabinet body 1, and the telescopic rain and snow prevention awning is in a withdrawing state as shown in fig. 2.

The utility model provides a high security presses cubical switchboard, structural design is reasonable novel, because the cabinet body is generally high great, each sensor can gather the information everywhere in the cabinet body in the process of the up-and-down back and forth movement of safety detection seat, the controller of being convenient for makes accurate judgement, the cubical switchboard internal detection accuracy is good, the sensitivity is high, the whole safety guarantee of high tension switchgear is good; the telescopic rain-proof snow cover is arranged outside and can be flexibly stretched according to the weather condition, and unnecessary space occupation in the idle period is avoided while the rain-proof snow cover plays a role in protecting rain and snow.

The utility model discloses a high security presses embodiment 2 of cubical switchboard:

the difference from the embodiment is that the number of the supporting frameworks is three, five, six or other numbers.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a safe type high tension switchgear, includes the cabinet body and is located the internal portion's of cabinet electrical equipment, characterized by, still including the movable safety inspection device, the controller that are located the internal portion of cabinet and be located the external portion's of cabinet alarm device, movable safety inspection device includes safety inspection seat, vertical screw rod and actuating mechanism, the vertical screw rod outside is equipped with the external screw thread and rotates the assembly at the internal portion of cabinet, and actuating mechanism is used for driving vertical screw rod positive and negative rotation, and the inside internal thread hole that sets up of safety inspection seat rotates the assembly on vertical screw rod, sets up the slider on the safety inspection seat, the internal wall of cabinet sets up the slider on the safety inspection seat and slides direction complex spout from top to bottom, is equipped with smoke transducer, temperature sensor and humidity transducer on the safety inspection seat, and the controller is connected with smoke transducer, temperature sensor, humidity transducer, alarm device electricity respectively for warn through alarm device when the internal temperature of cabinet, humidity or smog condition are unusual.

2. A safety high-voltage switch cabinet according to claim 1, wherein the driving mechanism is mainly composed of a driving motor and a bevel gear pair, the driving motor is fixed in the cabinet body, and the bevel gear pair comprises a driving bevel gear arranged at the output end of the driving motor and a driven bevel gear ring arranged at the outer side of the vertical screw.

3. A safety high voltage switchgear cabinet as claimed in claim 1 or 2, wherein the alarm means comprises a warning light and a buzzer.

4. The safety high-voltage switch cabinet according to claim 1 or 2, further comprising a telescopic snow and rain prevention awning arranged at the top of the cabinet body, wherein the telescopic snow and rain prevention awning mainly comprises a telescopic bracket and a waterproof awning arranged on the upper side of the telescopic bracket, the telescopic bracket comprises a central supporting rod, at least three supporting frameworks arranged outside the central supporting rod and a driving oil cylinder used for driving the supporting frameworks to stretch, the central supporting rod is fixed at the middle position of the top of the cabinet body, the supporting frameworks are uniformly distributed around the central supporting rod along the circumferential direction, the supporting frameworks comprise an outer oscillating rod and an inner oscillating rod, the upper end of the inner oscillating rod is rotatably connected with the top of the central supporting rod, the lower end of the inner oscillating rod is rotatably connected with the upper end of the outer oscillating rod through a rotating shaft, a torsional spring used for connecting the inner oscillating rod and the outer oscillating rod is arranged on the rotating shaft, the driving oil cylinder is supported and connected between the cabinet body and the supporting frameworks, one end of the driving oil cylinder is rotatably connected with the top of the cabinet body, and the other end of the lower side of the inner oscillating rod is rotatably connected with the lower side of the inner oscillating rod.