Air circuit breaker based on Internet of Things

Abstract

The utility model discloses an Internet of Things air circuit breaker, which comprises a shell, a contact, a release and a fire extinguishing chamber, the shell is connected with a power distribution cabinet track through a fixed clamping head and a movable clamping head, a T-shaped sliding rod is installed in a T-shaped track of the shell in a sliding mode, and a wedge-shaped sliding block is matched with a positioning groove and achieves stable fixation of the sliding rod under the action of a spring. The shifting block is used for releasing the wedge-shaped sliding block so as to facilitate quick disassembly, a protruding strip is arranged on one side of the shell, a butt joint groove is formed in the other side of the shell, a clamping strip at the end of the protruding strip is matched with a clamping groove in the butt joint groove so as to be used for stable connection of adjacent circuit breakers, and clamping connection of the clamping strip and the clamping groove can be released by pressing the extrusion block. According to the circuit breaker, the contact, the release and the fire extinguishing chamber are integrated, the release is connected with the Internet of Things system through the intelligent chip, the stability and the use efficiency of equipment are improved by optimizing the mounting and dismounting mode, and the requirements of a modern electric power system for real-time monitoring and remote management of the circuit breaker are met through the intelligent function.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of circuit breaker, specifically relates to an internet of things air circuit breaker. BACKGROUND

[0002] The internet of things air circuit breaker belongs to the field of electrical equipment, and is particularly an important device in a low-voltage distribution system, and its main function is to realize protection, control and switching of a circuit. With the continuous development of the internet of things technology, the traditional air circuit breaker is gradually embedded with more intelligent functions to meet the needs of real-time monitoring, remote management and data analysis of modern power systems. However, the existing internet of things air circuit breaker has some practical problems in the process of installation and disassembly, which restricts its use efficiency and popularization and application.

[0003] In the installation process of the traditional circuit breaker, screws or bolts are usually used to fix it on the internal rail of the power distribution cabinet. This way not only needs additional tools, but also needs to be installed one by one through one side of the rail strip. When the installation sequence is wrong, it will cause the internal line of the power distribution cabinet to be messy. At the same time, for the scene that needs to install multiple circuit breakers side by side, the common fixing method is difficult to guarantee the reliable adhesion between adjacent circuit breakers, which is easy to cause the loosening or displacement between the circuit breakers, thereby affecting the stability of the equipment. In addition, in the disassembly process, due to the complex structure of the traditional circuit breaker, it is easy to cause the damage of the parts or the deformation of the power distribution cabinet rail due to excessive force, which further increases the maintenance difficulty and time cost. SUMMARY

[0004] In view of the problems in the prior art, the purpose of the utility model is to provide an internet of things air circuit breaker, which can realize, improve the installation and disassembly efficiency, enhance the stable connection performance between the circuit breakers, effectively improve the defects of the prior art, and further improve the application value and use experience of the internet of things air circuit breaker.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The utility model provides an internet of things air circuit breaker, including the shell, the contact, the tripper and the fire extinguishing chamber are installed in the shell respectively, the switch handle is rotatoryly installed to the shell front end surface, the circuit installation hole is opened to the symmetry of the shell front surface up and down, the circuit installation hole inside is connected and is fixed with external electric wire through bolt, the fixed jaw is set up to the shell rear side top, the T type track is opened and exposed to the bottom of T type track, the T type slide rod is slidably installed to the inside of T type track, the movable jaw is set up to the outside surface of T type slide rod, the movable jaw and fixed jaw structure are same, the movable jaw and fixed jaw are respectively clamped in the track in the switch board up and down, the baffle is set up to the bottom of T type slide rod, the positioning slot is evenly opened to the front side surface of T type slide rod.

[0007] Further, the convex table inside is placed with spring, and one end of the spring is in contact with the front end surface of the wedge-shaped sliding block.

[0008] Further, the convex table inside is placed with spring, and one end of the spring is in contact with the front end surface of the wedge-shaped sliding block.

[0009] Further, the convex table lower surface is provided with an open slot, and the wedge-shaped sliding block bottom is vertically downward fixedly provided with a push block, and the push block penetrates the open slot.

[0010] Further, the convex table lower surface is provided with an open slot, and the wedge-shaped sliding block bottom is vertically downward fixedly provided with a push block, and the push block penetrates the open slot.

[0011] Further, the convex table lower surface is provided with an open slot, and the wedge-shaped sliding block bottom is vertically downward fixedly provided with a push block, and the push block penetrates the open slot.

[0012] Further, the convex table lower surface is provided with an open slot, and the wedge-shaped sliding block bottom is vertically downward fixedly provided with a push block, and the push block penetrates the open slot.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The air circuit breaker of the Internet of Things realizes convenient installation and dismounting through the optimization of the structural design.

[0015] The utility model discloses still through the convex strip of shell one side and the butt joint groove structure design of other side, make multiple circuit breaker can be side by side stable setting, form integrated arrangement mode. The close cooperation of the clamping strip of convex strip end and the internal clamping groove of butt joint groove avoids the problem of loosening or displacement between circuit breaker. When needing to dismount, press extrusion block can release the clamping structure, and the synchronous taking out and maintenance of multiple circuit breakers are convenient. The design not only improves the overall stability of circuit breaker arrangement, but also provides higher operation flexibility when needing to replace or maintain single equipment.

[0016] Through the optimization of the functional module layout in the shell, the utility model integrates contact, release and fire extinguishing chamber, utilizes high-temperature resistant material and multilayer grid structure to improve arc extinguishing capacity, and realizes the connection function with the Internet of Things system through the intelligent chip of release. Compared with the limitation that the traditional air circuit breaker cannot realize real-time monitoring and remote control, the utility model can realize real-time monitoring and data acquisition of circuit breaker operating state while guaranteeing circuit safety, and meets the demand of intelligent management of modern power system. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the installation three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the shell and movable mount structure schematic diagram of the utility model;

[0019] Figure 3 It is the shell back structure schematic diagram of the utility model;

[0020] Figure 4 It is the movable mount structure schematic diagram of the utility model; Figure 2 It is the A area amplification structure schematic diagram of the utility model;

[0021] Figure 5 It is the movable mount structure schematic diagram of the utility model;

[0022] Figure 6 The convex strip and butt joint groove installation section structure schematic diagram of the utility model.

[0023] In the drawings, the component list represented by each sign is as follows:

[0024] 1, shell; 11, switch handle; 12, circuit mounting hole; 13, fixed clamp; 14, T-shaped track; 15, boss; 151, open slot; 16, convex strip; 161, clamping strip; 17, butt joint groove; 171, clamping groove; 18, extrusion block; 2, T-shaped slide rod; 21, movable clamp; 22, baffle; 23, positioning groove; 3, wedge-shaped slide block; 31, push block; 4, spring. DETAILED DESCRIPTION

[0025] In order to make the purpose and the advantage of the utility model more clearly, the following will be specifically explained to the utility model with examples. It should be understood that the following text is only used to describe one or several specific implementation manners of the utility model, and does not strictly limit the protection scope of the utility model specifically requested.

[0026] Example 1:

[0027] Reference Figures 1-5As shown, an Internet of Things air circuit breaker includes a shell 1 made of high-strength flame-retardant engineering plastic, which has good insulation performance and durability. The shell 1 is internally mounted with contacts, a trip unit and an extinguishing chamber. The contacts are made of copper alloy material and have excellent conductivity and wear resistance. The trip unit is connected with the Internet of Things system through a micro intelligent chip to realize remote monitoring and transmission of circuit breaker state data. The extinguishing chamber is designed with a multi-layer grid structure and is made of high-temperature-resistant ceramic for efficient arc extinguishing to ensure safe operation of the equipment. A switch handle 11 is rotatably installed on the front end face of the shell 1, and the outer layer of the switch handle 11 is covered with a non-slip rubber pad for easy operation. Circuit mounting holes 12 are symmetrically formed on the front surface of the shell 1, and the circuit mounting holes 12 are internally connected and fixed with external wires through high-strength M6 bolts. Protective sealing rings are arranged around the circuit mounting holes 12 to prevent dust or water vapor from entering the internal electrical elements. A fixed jaw 13 is arranged on the upper side of the rear side of the shell 1, and the fixed jaw 13 is made of stainless steel and is subjected to rust-proof treatment. A T-shaped track 14 is formed on the lower side of the rear surface of the shell 1, and the bottom of the T-shaped track 14 is open. The inner wall of the T-shaped track 14 is smooth to reduce the friction resistance when the T-shaped slide rod 2 slides. A T-shaped slide rod 2 is slidably installed in the T-shaped track 14, and a movable jaw 21 is arranged on the outer side surface of the T-shaped slide rod 2. The movable jaw 21 is the same as the fixed jaw 13, and the movable jaw 21 and the fixed jaw 13 are respectively clamped on the upper and lower tracks in the power distribution cabinet to form a stable mounting structure. A baffle 22 is arranged at the bottom of the T-shaped slide rod 2 to prevent the slide rod from accidentally falling off. A plurality of positioning grooves 23 are uniformly formed on the front side surface of the T-shaped slide rod 2, and each positioning groove 23 has a depth of 2 mm for cooperation with a wedge-shaped slide block 3 to realize reliable fixation.

[0028] Referring to Figure 2 and Figure 4 As shown, a boss 15 is arranged on the rear side of the lower surface of the shell 1, and the boss 15 is integrally injection molded to enhance the structural stability. The boss 15 is hollow with an open rear end, and a wedge-shaped slide block 3 is slidably installed on the rear side of the interior of the boss 15. The rear end of the wedge-shaped slide block 3 is designed as a slope matching the positioning groove 23. The wedge-shaped slide block 3 is made of wear-resistant stainless steel to prolong the service life. The end of the wedge-shaped slide block 3 is matched with the size of the interior of the positioning groove 23 to ensure the close fit between the slide block and the positioning groove and avoid looseness.

[0029] Referring to Figure 4 As shown, a spring 4 is placed in the interior of the boss 15, and the spring 4 is made of 65Mn carbon spring steel, which has good elasticity and fatigue resistance. One end of the spring 4 is in contact with the front end face of the wedge-shaped slide block 3, and the spring 4 continuously applies outward elastic force to keep the end of the wedge-shaped slide block 3 matched with the positioning groove 23 to ensure the stability of the T-shaped slide rod 2 after installation.

[0030] Referring to Figure 4As shown, the lower surface of the boss 15 is provided with an open slot 151, which is designed in size for the wedge-shaped slider 3 to pass through the minimum space required by the bottom actuator 31; the bottom of the wedge-shaped slider 3 is vertically fixed with an actuator 31, which is made of hard engineering plastic, and the actuator 31 penetrates the open slot 151, so that the user can manually operate the wedge-shaped slider 3 to complete the installation or disassembly of the circuit breaker without adjusting one by one along the track.

[0031] Embodiment 2:

[0032] Referring to Figure 1 , Figure 3 and Figure 6 As shown, the upper surface of one side of the shell 1 is transversely fixed with two protrusions 16, which are integrally formed with the shell 1 by hot pressing forming process to improve the strength; the two protrusions 16 are arranged in parallel, and the upper side of the other side of the shell 1 is provided with a butt joint slot 17, the size of which is matched with that of the two protrusions 16; the design of the two protrusions 16 and the butt joint slot 17 enables stable connection between adjacent circuit breakers, while providing reliable positioning.

[0033] Referring to Figure 6 As shown, a clamping strip 161 is arranged above the end of the upper protrusion 16, which is made of high-toughness engineering plastic to withstand the repeated clamping pressure during installation; a clamping groove 171 is formed in the upper part of the butt joint slot 17, and the depth of the clamping groove 171 is matched with that of the clamping strip 161; after the clamping strip 161 is arranged in the clamping groove 171, it can be clamped and fixed, effectively preventing the circuit breaker from falling off.

[0034] Referring to Figure 6 As shown, an extrusion block 18 is vertically slidably arranged above one end of the upper surface of the shell 1 near the butt joint slot 17, which is T-shaped in cross section and made of wear-resistant plastic; the bottom of the extrusion block 18 is arranged in the clamping groove 171, and the connection between the clamping strip 161 and the clamping groove 171 can be released by pressing the extrusion block 18, facilitating the quick disassembly and maintenance of the circuit breaker.

[0035] The technical solutions of Embodiment 2 and Embodiment 1 can be used separately, and when multiple circuit breakers need to be combined into an integrated type, the two embodiments can also be implemented in real time. It should be noted that when the two embodiments are implemented together, due to the presence of the protrusion 16, the single circuit breaker cannot be removed, and only the whole installation and removal can be performed.

[0036] The working principle of the utility model is: firstly, multiple housings 1 are installed side by side on the internal track of the power distribution cabinet, the fixed clamping head 13 is clamped on the upper side of the track, then the T-shaped slide rod 2 is installed inside the T-shaped track 14 and is pushed upwards, in this process, the wedge-shaped slide block 3 always has an outward force due to the existence of the spring 4, then the end of the wedge-shaped slide block 3 can be kept in cooperation with the positioning groove 23 of the corresponding position, in the process of pushing the T-shaped slide rod 2 upwards, the wedge-shaped slide block 3 can be inwards retracted by extruding the inclined surface of the end of the wedge-shaped slide block 3, when the T-shaped slide rod 2 is installed in place by pushing upwards, the movable clamping head 21 is clamped below the track of the power distribution cabinet, at this time, the cooperation of the wedge-shaped slide block 3 and the corresponding positioning groove 23 can ensure that the T-shaped slide rod 2 will not fall off, so as to realize the installation and fixation of the whole housing 1 through the cooperation of the fixed clamping head 13 and the movable clamping head 21, conversely, when disassembling, the driving block 31 can be driven to move inwards to make the end of the wedge-shaped slide block 3 no longer cooperate with the positioning groove 23, at this time, the T-shaped slide rod 2 can slide downwards, the distance between the movable clamping head 21 and the fixed clamping head 13 is enlarged, so as to facilitate disassembly, therefore, the circuit breaker can provide a more convenient installation and disassembly mode, and the working effect is improved.

[0037] When multiple housings 1 are arranged side by side, the adjacent two housings 1 can be adhered, at this time, the convex strip 16 can enter the butt joint groove 17 of another housing 1, and through extrusion, the clamping strip 161 can be retracted downwards during installation, so as to ensure that it can enter smoothly, when installed in place, the clamping strip 161 cooperates with the clamping groove 171 to prevent falling off, at this time, the adjacent two housings 1 are fixed, so as to improve the stability and facilitate the unified installation or disassembly of the same circuit breaker, when disassembling, the extrusion block 18 at the top can be pressed downwards to make the extrusion block 18 move downwards to make the clamping strip 161 move downwards, at this time, the convex strip 16 at the top is deformed downwards, the clamping strip 161 is separated from the cooperation with the clamping groove 171, and then disassembly can be carried out.

[0038] The above is only the preferred embodiment of the utility model, it should be pointed out that, for ordinary skilled person in the art, without departing from the principle of the utility model, a number of improvements and refinements can be made, these improvements and refinements should also be regarded as the protection scope of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model are implemented according to the conventional means in the field, without special description and limitation.

Claims

1. An Internet of Things air circuit breaker comprising a housing (1) in which a contact, a trip unit and an extinguishing chamber are respectively installed, characterized in that: The shell (1) front end face rotation installation switch handle (11), the shell (1) front surface symmetrically opening circuit installation hole (12), the circuit installation hole (12) inside through bolt and external wire connection fixed, the shell (1) rear side top is provided with fixed clamp (13), the shell (1) rear side surface bottom is provided with T type track (14), the T type track (14) bottom is open, the T type track (14) inside sliding installation T type slide rod (2), the T type slide rod (2) outer side surface is provided with movable clamp (21), the movable clamp (21) and fixed clamp (13) structure is same, the movable clamp (21) and fixed clamp (13) are respectively clamped in the track in switch board up and down, the T type slide rod (2) bottom is provided with baffle (22), the T type slide rod (2) front side surface is evenly provided with positioning groove (23).

2. The Internet of Things air circuit breaker of claim 1, wherein: The lower surface of the shell (1) rear side is provided with a boss (15), the boss (15) is hollow inside, the rear end is open, the wedge-shaped sliding block (3) is slidingly installed inside the rear side of the boss (15), the rear end of the wedge-shaped sliding block (3) is provided as an inclined surface, the end of the wedge-shaped sliding block (3) is matched with the inner size of the positioning groove (23).

3. The Internet of Things air circuit breaker of claim 2, wherein: The boss (15) is placed with a spring (4), one end of the spring (4) is in contact with the front end face of the wedge-shaped sliding block (3).

4. The Internet of Things air circuit breaker of claim 3, wherein: The lower surface of the boss (15) is provided with an open slot (151), the bottom of the wedge-shaped sliding block (3) is vertically fixed with a push block (31), the push block (31) penetrates the open slot (151).

5. The Internet of Things air circuit breaker of claim 1, wherein: The upper surface of one side of the shell (1) is transversely fixed with two convex strips (16), the two convex strips (16) are arranged in parallel, the upper side of the other side of the shell (1) is provided with a butt joint groove (17), the two convex strips (16) are matched with the inner size of the butt joint groove (17).

6. The Internet of Things air circuit breaker of claim 5, wherein: The end of the convex strip (16) is provided with a clamping strip (161), the butt joint groove (17) is provided with a clamping groove (171), and the clamping strip (161) is placed in the clamping groove (171).

7. The Internet of Things air circuit breaker of claim 6, wherein: The upper surface of the shell (1) is vertically slidingly installed with an extrusion block (18) above one end near the butt joint groove (17), the cross section of the extrusion block (18) is T-shaped, and the extrusion block (18) is placed in the clamping groove (171).

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