阅读说明：本技术 一种具有高温报警功能的10kV中压开关柜 (10kV medium voltage switchgear with high temperature alarm function ) 是由 杨宏伟 朱宣吉 沈永红 汤智 宋振珂 周腾飞 张福坤 王润泽 张哲新 管超 张凡 于 2021-08-02 设计创作，主要内容包括：本发明公开了一种具有高温报警功能的10kV中压开关柜,包括整体式密封柜体、上侧柜体、绝缘挡板和继电器安装架,所述整体式密封柜体的侧面连接有上侧柜体和下侧柜体,所述上侧柜体和下侧柜体的中部通过密封条相连接,所述整体式密封柜体的内部设有连接母线,其连接母线的上部设有母线套管,所述连接母线的下部连接有电流互感器,所述整体式密封柜体的左侧设有断路器隔室,所述整体式密封柜体的下部设有电缆室,所述电缆室的内部设有伸缩弹簧,其伸缩弹簧的另一端与绝缘挡板相连接,本发明通过高强度螺栓使上侧柜体和下侧柜体联接而成,便于对开关柜进行安装和更换,同时也能提高开关柜的防护性能。(The invention discloses a 10kV medium-voltage switch cabinet with a high-temperature alarm function, which comprises an integral sealing cabinet body, an upper side cabinet body, an insulating baffle and a relay mounting rack, wherein the side surface of the integral sealing cabinet body is connected with the upper side cabinet body and a lower side cabinet body, the middle parts of the upper side cabinet body and the lower side cabinet body are connected through a sealing strip, a connecting bus is arranged inside the integral sealing cabinet body, a bus sleeve is arranged at the upper part of the connecting bus, a current transformer is connected at the lower part of the connecting bus, a circuit breaker compartment is arranged at the left side of the integral sealing cabinet body, a cable chamber is arranged at the lower part of the integral sealing cabinet body, a telescopic spring is arranged inside the cable chamber, and the other end of the telescopic spring is connected with the insulating baffle. Meanwhile, the protection performance of the switch cabinet can be improved.)

1. The utility model provides a 10kV medium voltage switchgear with high temperature alarm function, includes integral sealed cabinet body (1), the upside cabinet body (2), the downside cabinet body (3), insulating baffle (11), display screen (4) and relay mounting bracket (22), its characterized in that: the side face of the integral type sealing cabinet body (1) is connected with an upper side cabinet body (2) and a lower side cabinet body (3), the front portion of the integral type sealing cabinet body (1) is provided with a display screen (4) and an alarm (5), the middle portions of the upper side cabinet body (2) and the lower side cabinet body (3) are connected through a sealing strip (16), a connecting bus (6) is arranged inside the integral type sealing cabinet body (1), the upper portion of the connecting bus (6) is provided with a bus sleeve (7), the lower portion of the connecting bus (6) is connected with a current transformer (8), the left side of the integral type sealing cabinet body (1) is provided with a circuit breaker compartment (10), the lower portion of the integral type sealing cabinet body (1) is provided with a cable chamber (13), the inside of the cable chamber (13) is provided with an extension spring (12), and the other end of the extension spring (12) is connected with an insulating baffle (11), the side of insulating barrier (11) is equipped with cable arrangement standing groove (14), the lower part of the integral sealed cabinet body (1) is equipped with urgent separating brake device (9), the inside of the lower side cabinet body (3) is equipped with intelligent circuit breaker (17) and relay mounting bracket (22), the bottom of the lower side cabinet body (3) is equipped with ground connection interlock (20).

2. The 10kV medium-voltage switch cabinet with the high-temperature alarm function according to claim 1, characterized in that: the inside of the integral sealed cabinet body (1), the upper side cabinet body (2) and the lower side cabinet body (3) is provided with an in-cabinet illuminating lamp (15) and a temperature detector (18), and the temperature detector (18) is connected with the display screen (4) through a wire.

3. The 10kV medium-voltage switch cabinet with the high-temperature alarm function according to claim 1, characterized in that: the cabinet is characterized in that the upper side cabinet body (2) is connected with the lower side cabinet body (3) through bolts and nuts, a middle moving partition plate (19) is arranged inside the lower side cabinet body (3), a ground row support (21) is arranged at the lower part of the middle moving partition plate (19), and a fixing block is arranged at the end part of the middle moving partition plate (19).

4. The 10kV medium-voltage switch cabinet with the high-temperature alarm function according to claim 1, characterized in that: the relay mounting rack (22) is made of fixed grids, and a plurality of element mounting holes are formed in the upper portion of the relay mounting rack (22).

5. The 10kV medium-voltage switch cabinet with the high-temperature alarm function according to claim 1, characterized in that: the insulating baffle (11) is connected with the inner side of the integral sealing cabinet body (1) through a sliding groove.

6. The 10kV medium-voltage switch cabinet with the high-temperature alarm function according to claim 1, characterized in that: the inside of the integral type sealing cabinet body (1) is provided with a circuit breaker state monitor and an electrical switch controller.

7. The 10kV medium-voltage switch cabinet with the high-temperature alarm function according to claim 1, characterized in that: the upper portion of intelligence circuit breaker (17) is equipped with fixed mounting panel.

Technical Field

The invention relates to the technical field of switch cabinets, in particular to a 10kV medium-voltage switch cabinet with a high-temperature alarm function.

Background

The medium-voltage switch equipment is important equipment in a transformer substation, is used for power transmission, power distribution and power conversion of a power system, can be directly connected with a 10kV distribution line and plays the roles of distributing power, controlling charge and breaking fault current, the high-voltage switch cabinet can provide various alternating-current and direct-current power supplies, is convenient for detection of the switch cabinet and improves the working efficiency, the high-voltage and low-voltage switch cabinet power-on equipment platform is used for powering on various high-voltage and low-voltage switch cabinets, due to the fact that the load current of the switch cabinet is large, contact failure is caused, serious heating is generated, switch cabinet accidents are easily caused, the current medium-voltage switch cabinet is poor in service performance, temperature detection cannot be performed on a cabinet body, the internal volume of the cabinet body cannot be changed, the phenomenon that the occupied space of a cable is large is easily caused, the safety of the switch cabinet is reduced, and therefore, the 10kV medium-voltage switch cabinet with a high-temperature alarm function is provided, to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide a 10kV medium-voltage switch cabinet with a high-temperature alarm function, and aims to solve the problems that the traditional medium-voltage switch cabinet is poor in service performance, cannot detect the temperature of a cabinet body, cannot change the volume inside the cabinet body, and is easy to cause the phenomenon of large occupied space of cables, so that the safety of the switch cabinet is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: a10 kV medium-voltage switch cabinet with a high-temperature alarm function comprises an integral sealing cabinet body, an upper side cabinet body, a lower side cabinet body, an insulating baffle, a display screen and a relay mounting rack, wherein the side face of the integral sealing cabinet body is connected with the upper side cabinet body and the lower side cabinet body, the front part of the integral sealing cabinet body is provided with the display screen and an alarm, the middle parts of the upper side cabinet body and the lower side cabinet body are connected through a sealing strip, a connecting bus is arranged inside the integral sealing cabinet body, the upper part of the connecting bus is provided with a bus sleeve, the lower part of the connecting bus is connected with a current transformer, the left side of the integral sealing cabinet body is provided with a circuit breaker compartment, the lower part of the integral sealing cabinet body is provided with a cable chamber, the inside of the cable chamber is provided with a telescopic spring, the other end of the telescopic spring is connected with the insulating baffle, the side face of the insulating baffle is provided with a cable arrangement placing groove, the lower part of the integral sealing cabinet body is provided with an emergency brake-off device, the inside of the lower side cabinet body is provided with an intelligent circuit breaker and a relay mounting rack, and the bottom of the lower side cabinet body is provided with a grounding interlocking device.

Preferably, the inside of the integral sealed cabinet body, the upper side cabinet body and the lower side cabinet body is provided with an illumination lamp and a temperature detector in the cabinet, the temperature detector is connected with the display screen through a wire, so that data detected by the temperature detector are transmitted to the display screen, and the purpose of detecting the temperature in the cabinet body in real time can be achieved.

The upside cabinet body passes through bolt and nut and downside cabinet body coupling, and the inside of the cabinet body of its downside is equipped with the middle part and removes the baffle, the lower part that the baffle was removed in the middle part is equipped with row's support, and the tip that the baffle was removed in its middle part is equipped with the fixed block, can make the middle part remove the baffle and can carry out reciprocating type removal along the fixed block, is convenient for adjust the position that the baffle was removed in the middle part.

The relay mounting bracket is made of fixed grids, and the upper portion of the relay mounting bracket is provided with a plurality of element mounting holes, so that the relay can be conveniently mounted on the upper portion of the relay mounting bracket.

The insulating baffle is connected with the inner side of the integral sealing cabinet body through the sliding groove, so that the insulating baffle can move along the side face of the integral sealing cabinet body, the arrangement of cables in the cabinet body is more compact, and the occupied space of a cable chamber body is effectively reduced.

The inside of the integral sealing cabinet body is provided with a circuit breaker state monitor and an electrical switch controller, and the state of the circuit breaker inside the cabinet body can be detected in real time.

The upper portion of intelligent circuit breaker is equipped with fixed mounting panel, is convenient for fix intelligent circuit breaker, has improved intelligent circuit breaker's stability simultaneously.

Compared with the prior art, the invention has the beneficial effects that:

(1) the upper side cabinet body and the lower side cabinet body are connected through the high-strength bolts, so that the switch cabinet is convenient to install and replace, the protection performance of the switch cabinet can be improved, the temperature sensor can be used for detecting the temperature of the inner side of the switch cabinet, and the safety of the switch cabinet is improved.

(2) The spring type telescopic rod can arrange the wires of the internal components of the cabinet more compactly, and simultaneously, the internal cable components of the cabinet are compactly arranged, so that the use space in the internal part of the cabinet can be increased, the external dimension of the cabinet body is reduced, the switch cabinet is more perfect, and the main switch in the cabinet body can select a fully insulated vacuum circuit breaker, and the number of times of maintaining the cabinet body can be reduced.

(3) The arrangement of the ground row support and the grounding interlocking device is flexible, so that the cabinet body can be conveniently installed and maintained, meanwhile, each operating room in the cabinet body is independently designed, batch production is facilitated, and the switch cabinet can form a unified product.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional structural view of the integrated sealed cabinet of the present invention.

Fig. 3 is a schematic sectional view of the lower cabinet body according to the present invention.

In the figure: 1-integral type sealed cabinet body, 2-upper side cabinet body, 3-lower side cabinet body, 4-display screen, 5-alarm, 6-connecting bus, 7-bus sleeve, 8-current transformer, 9-emergency brake-separating device, 10-breaker compartment, 11-insulating baffle, 12-expansion spring, 13-cable chamber, 14-cable arrangement placing groove, 15-cabinet lighting lamp, 16-sealing strip, 17-intelligent breaker, 18-temperature detector, 19-middle part movable partition board, 20-grounding interlocking device, 21-ground row support and 22-relay mounting rack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the invention, a 10kV medium voltage switch cabinet with a high temperature alarm function comprises an integral type sealing cabinet body 1, an upper side cabinet body 2, a lower side cabinet body 3, an insulating baffle 11, a display screen 4 and a relay mounting rack 22, wherein the upper side cabinet body 2 and the lower side cabinet body 3 are connected to the side surface of the integral type sealing cabinet body 1, the cabinet bodies can be combined with each other by using the upper side cabinet body 2 and the lower side cabinet body 3, the display screen 4 and an alarm 5 are arranged at the front part of the integral type sealing cabinet body 1, so that the purpose of detecting temperature in real time can be achieved, the middle parts of the upper side cabinet body 2 and the lower side cabinet body 3 are connected through a sealing strip 16, a connecting bus 6 is arranged inside the integral type sealing cabinet body 1, a bus sleeve 7 is arranged at the upper part of the connecting bus 6, the connecting bus sleeve 7 is convenient for connecting the connecting bus 6, so that the current and voltage of the switch cabinet can be stably transmitted, the lower part of the connecting bus 6 is connected with a current transformer 8, current can be transmitted in high and low directions by the current transformer 8, a circuit breaker compartment 10 is arranged on the left side of the integral type sealing cabinet body 1, a cable chamber 13 is arranged on the lower part of the integral type sealing cabinet body 1, a telescopic spring 12 is arranged in the cable chamber 13, the acting force of an insulating baffle plate 11 can be increased by the telescopic spring 12, the other end of the telescopic spring 12 is connected with the insulating baffle plate 11, a cable arrangement placing groove 14 is arranged on the side surface of the insulating baffle plate 11, so that cables can be conveniently placed in the cable arrangement placing groove 14, an emergency opening device 9 is arranged on the lower part of the integral type sealing cabinet body 1, the safety of the switch cabinet is improved by the emergency opening device 9, an intelligent circuit breaker 17 and a relay mounting rack 22 are arranged in the lower side cabinet body 3, so that a relay can be fixed on the relay mounting rack 22, the bottom of the lower cabinet body 3 is provided with a grounding interlocking device 20, and the grounding interlocking device 20 can improve the stability of the lower cabinet body 3 in use.

The inside of the integral sealed cabinet body 1, the upper cabinet body 2 and the lower cabinet body 3 is provided with an internal illuminating lamp 15 and a temperature detector 18, the temperature detector 18 is connected with the display screen 4 through a wire, so that data detected by the temperature detector 18 are transmitted to the display screen 4, and the purpose of detecting the internal temperature of the cabinet in real time can be achieved.

Upside cabinet body 2 passes through bolt and nut and is connected with downside cabinet body 3, and the inside of its downside cabinet body 3 is equipped with middle part removal baffle 19, the lower part that middle part removed baffle 19 is equipped with arranges support 21 with ground, and the tip that middle part removed baffle 19 is equipped with the fixed block, can make middle part removal baffle 19 can reciprocate type removal along the fixed block, is convenient for adjust the position that middle part removed baffle 19.

The relay mounting rack 22 is made of a fixed grid, and a plurality of element mounting holes are formed in the upper portion of the relay mounting rack 22, so that the relay can be conveniently mounted on the upper portion of the relay mounting rack 22.

The insulating baffle 11 is connected with the inner side of the integral type sealing cabinet body 1 through the sliding groove, so that the insulating baffle 11 can move along the side face of the integral type sealing cabinet body 1, the arrangement of cables in the cabinet body is more compact, and the occupied space of the cable chamber 13 body is effectively reduced.

The inside of the integral type sealing cabinet body 1 is provided with a circuit breaker state monitor and an electrical switch controller, and the state of the circuit breaker inside the cabinet body 1 can be detected in real time.

The upper portion of intelligent circuit breaker 17 is equipped with fixed mounting panel, is convenient for fix intelligent circuit breaker 17, has improved intelligent circuit breaker 17's stability simultaneously.

The working principle of the invention is as follows: when the switch cabinet is used, the bottom of the lower cabinet body 3 can be fixed by using the ground row support 21 and the grounding interlocking device 20, the stability of the whole cabinet body can be improved, the upper cabinet body 2 and the lower cabinet body 3 are fixedly installed through bolts and nuts, the whole cabinet body has better strength, the upper cabinet body 2 and the lower cabinet body 3 are convenient to install and disassemble, the usability of the cabinet is improved, the current transformer 8 can be used for miniaturizing a measuring instrument and a protection device, the current transformer 8 can be used for realizing high-low transmission of current, cables can be placed in the cable arrangement placing groove 14, the insulating baffle 11 can be driven by the expansion spring 12 to move, the cables are tightly fixed, the cable chamber 13 arranged at the lower part of the integral sealed cabinet body 1 can be more compactly arranged, and the use volume of the cabinet body is effectively improved, utilize thermodetector 18 can the internal temperature of real-time detection cabinet to signal transmission to display screen 4 and siren 5 that will detect, thereby improved the security that the cubical switchboard used, and can improve the environment according to the cabinet body use through intelligent circuit breaker 17, guaranteed the safety of the person and equipment.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.