CN218274462U - Miniature circuit breaker easy to assemble - Google Patents
Miniature circuit breaker easy to assemble Download PDFInfo
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- CN218274462U CN218274462U CN202221929050.4U CN202221929050U CN218274462U CN 218274462 U CN218274462 U CN 218274462U CN 202221929050 U CN202221929050 U CN 202221929050U CN 218274462 U CN218274462 U CN 218274462U
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- circuit breaker
- miniature circuit
- pull rod
- easy
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Abstract
The utility model provides a miniature circuit breaker easy to assemble belongs to circuit breaker technical field. The miniature circuit breaker convenient to install comprises a circuit breaker box body, wherein the left side and the right side of the top of the circuit breaker box body are fixedly connected with a first installation block and a second installation block, the tops of the first installation block and the second installation block are provided with limiting jacks, and positioning pin assemblies are arranged inside the limiting jacks; the positioning pin assembly comprises a cylinder, a connecting block is integrally formed at the inner end of the cylinder, a pull rod is connected at the outer end of the connecting block, a spring is sleeved outside the pull rod, a fixing ring is arranged at the outer end of the spring, and the outer wall surface of the fixing ring is fixedly connected with the inner wall surface of the limiting insertion hole; the disassembly and the fixed installation of the breaker box body are controlled through the stretching motion of the positioning pin assembly, so that the installation of an operator is facilitated, the breaker box body is disassembled, and time and labor are saved.
Description
Technical Field
The utility model relates to a circuit breaker technical field particularly, relates to a miniature circuit breaker easy to assemble.
Background
The circuit breaker is a switching device capable of closing, carrying, and opening a current under a normal circuit condition, and closing, carrying, and opening a current under an abnormal circuit condition (including a short-circuit condition) within a prescribed time. The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, has the function equivalent to the combination of a fuse type switch, an over-under-heat relay and the like, and generally does not need to change parts after breaking fault current.
The circuit breaker is generally installed in the inside of case, and current partial circuit breaker is comparatively inconvenient when the installation, has brought very big inconvenience for the staff. There is a need for a new solution to the above problems.
Present patent application number CN202220071693.3 discloses a miniature circuit breaker easy to assemble, and this patent is convenient to be fixed plate and circuit breaker on the wall through twisting screw and screw hole, makes this circuit breaker be convenient for install, and it is convenient to dismantle, makes things convenient for operating personnel to operate and overhauls, nevertheless after long-time the use, the screw can slowly take place to rust, appears twisting and changes the immobile screw phenomenon, leads to the inconvenient dismantlement circuit breaker of operating personnel. Therefore, in order to solve the above problems, a new compact circuit breaker which is easy to install is designed.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, the utility model provides a miniature circuit breaker easy to assemble aims at improving current circuit breaker and is difficult to the installation, dismantles loaded down with trivial details, inconvenient operating personnel operation maintenance's problem.
The utility model discloses a realize like this:
the utility model provides a miniature circuit breaker convenient to install, including the circuit breaker box body, the left and right sides fixedly connected with first installation piece and second installation piece of the top of circuit breaker box body, spacing jack has been seted up at the top of first installation piece and second installation piece, the inside of spacing jack is equipped with the locating pin subassembly;
the locating pin assembly comprises a cylinder, a connecting block is integrally formed at the inner end of the cylinder, a pull rod is connected to the outer end of the connecting block, a spring is sleeved outside the pull rod, a fixing ring is arranged at the outer end of the spring, and the outer wall surface of the fixing ring is fixedly connected with the inner wall surface of the limiting jack.
In the implementation process, the disassembly and the fixed installation of the breaker box body are controlled through the stretching motion of the positioning pin assembly, and the outer wall surface of the fixing ring is connected with the inner wall surface of the limiting jack through a hinge.
The utility model discloses an in one embodiment, the first installation piece of top both sides fixedly connected with and the second installation piece of circuit breaker box body.
In the above-mentioned implementation process, the circuit breaker box body is connected in order to support fixed circuit breaker box body through welding and first installation piece and second installation piece, and the first installation piece is different in size with the second installation piece, prevents that the locating pin subassembly is not hard up to lead to the circuit breaker box body rotatory.
The utility model discloses an in one embodiment, the inner wall integrated into one piece of spacing jack have with the stopper that the connecting block offsets.
In the implementation process, the inner end inner wall of the limiting jack is provided with a limiting block to limit the flexible movement of the positioning pin assembly.
In an embodiment of the present invention, the two ends of the spring are respectively welded to the fixing ring and the connecting block.
In the implementation process, the movement between the connecting block and the fixing ring is controlled through the spring, so that the stretching and resetting effects are achieved.
In an embodiment of the present invention, the outer end of the pull rod is fixedly connected with a baffle.
In the implementation process, the outer end of the pull rod is fixedly connected with the inner cavity of the baffle, and the baffle drives the pull rod to move.
In an embodiment of the utility model, the outer end welding of baffle has the pull ring.
In the implementation process, the baffle plate is pulled through the pull ring.
In an embodiment of the present invention, the inner end of the pull rod is connected to the top end of the connecting block through a screw.
In the implementation process, the inner end of the pull rod is fixedly connected with the outer end of the connecting block through threads.
In an embodiment of the present invention, the cylinder and the circular truncated cone-shaped column are integrally formed into a single-piece device.
Compared with the prior art, the beneficial effects of the application are that: the utility model discloses a small-size circuit breaker easy to assemble that above-mentioned design obtained, support the circuit breaker box body through first installation piece and second installation piece, fix the circuit breaker box body inside the box, drive baffle and pull rod motion through manual pulling pull ring, the pull rod drives connecting block and cylinder, the motion of round platform shape post, through the pull rod motion, motion between spring control connecting block and the solid fixed ring, play tensile reset action, make things convenient for operating personnel to install, dismantle, time saving and labor saving, make things convenient for advantages such as operating personnel operation and maintenance, it is difficult to the installation to have solved current circuit breaker, it is loaded down with trivial details to dismantle, inconvenient operating personnel operation maintenance's problem.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic diagram of an overall structure of a small circuit breaker convenient to install according to an embodiment of the present invention;
fig. 2 is a schematic drawing of the drawing structure of the positioning pin assembly provided by the embodiment of the present invention;
fig. 3 is a schematic structural view of a positioning pin assembly according to an embodiment of the present invention;
fig. 4 is an enlarged schematic structural diagram of a point a in the structure diagram 1 of a small circuit breaker convenient to install according to an embodiment of the present invention.
In the figure: 100-a circuit breaker cassette; 210-a first mounting block; 220-two mounting blocks; 230-a limit jack; 240-a limiting block; 300-a dowel assembly; 310-a truncated cone-shaped column; 320-cylinder; 330-connecting block; 340-a pull rod; 350-a spring; 360-a fixed ring; 370-a baffle; 380-pull ring.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the circuit breaker comprises a circuit breaker box body 100, wherein the left side and the right side of the top of the circuit breaker box body 100 are fixedly connected with a first mounting block 210 and a second mounting block 220, the tops of the first mounting block 210 and the second mounting block 220 are provided with a limiting jack 230, and a positioning pin assembly 300 is arranged inside the limiting jack 230; the positioning pin assembly 300 comprises a cylinder 320, a connecting block 330 is integrally formed at the inner end of the cylinder 320, a pull rod 340 is connected to the outer end of the connecting block 330, a spring 350 is sleeved outside the pull rod 340, a fixing ring 360 is arranged at the outer end of the spring 350, and the outer wall surface of the fixing ring 360 is fixedly connected with the inner wall surface of the limiting insertion hole 230; the disassembly and the fixed installation of the breaker case 100 are controlled by the stretching motion of the positioning pin assembly 300, and the outer wall surface of the fixing ring 360 and the inner wall surface of the limit insertion hole 230 are connected by a hinge.
Referring to fig. 1 to 4, in particular, the first mounting block 210 and the second mounting block 220 are rectangular blocks with different lengths; the circuit breaker box 100 is connected with first installation piece 210 and second installation piece 220 through the welding in order to support fixed circuit breaker box 100, and first installation piece 210 is different in size with second installation piece 220, prevents that locating pin assembly 300 is not hard up to lead to circuit breaker box 100 to rotate.
Referring to fig. 3-4, in specific setting, the inner wall of the inner end of the limiting insertion hole 230 is integrally formed with a limiting block 240 abutting against the connecting block 330; the inner end inner wall of the limit jack 230 is provided with a limit block 240 to limit the flexible movement of the positioning pin assembly 300.
Referring to fig. 1-3, in some embodiments, both ends of the spring 350 are welded to the fixing ring 360 and the connection block 330, respectively; the movement between the connecting block 330 and the fixing ring 360 is controlled by the spring 350, and the stretching reset function is realized.
Referring to fig. 3, in other embodiments, a baffle 370 is fixedly connected to an outer end of the pull rod 340, and the baffle 370 drives the pull rod 340 to move by fixedly connecting the outer end of the pull rod 340 to an inner cavity of the baffle 370.
Referring to fig. 3, in the present application, a pull ring 380 is welded to an outer end of the baffle 370; the flap 370 is pulled by the pull ring 380.
Referring to fig. 3, it can be understood that in other embodiments, the inner end of the pull rod 340 is threadedly connected to the top end of the connection block 330; the inner end of the pull rod 340 is fixedly connected with the outer end of the connecting block 330 through threads.
Referring to fig. 3, in the present embodiment, the cylinder 320 and the truncated cone-shaped cylinder 310 are formed as an integral device.
The working principle of the miniature circuit breaker convenient to install is as follows: when the installation, beat two mounting holes around the bellying at the position that needs the installation, support circuit breaker box 100 through first installation piece 210 and second installation piece 220, drive baffle 370 and pull rod 340 motion through manual pulling pull ring 380, pull rod 340 drives connecting block 330 and cylinder 320, the motion of round platform shape post 310, through pull rod 340 motion, the motion between connecting block 330 and the solid fixed ring 360 of spring 350 control, play tensile reset effect, make two cylinders 320 get into or break away from two mounting holes, fix or remove fixedly to the circuit breaker box, originally, through pulling locating pin subassembly 300, make things convenient for operating personnel to install, dismantle circuit breaker box 100.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An easy-to-install miniature circuit breaker, comprising:
the circuit breaker comprises a circuit breaker box body (100), wherein the left side and the right side of the top of the circuit breaker box body (100) are fixedly connected with a first mounting block (210) and a second mounting block (220), the tops of the first mounting block (210) and the second mounting block (220) are provided with limiting insertion holes (230), and positioning pin assemblies (300) are arranged inside the limiting insertion holes (230);
the locating pin assembly (300) comprises a cylinder (320), a connecting block (330) is integrally formed at the inner end of the cylinder (320), a pull rod (340) is connected to the outer end of the connecting block (330), a spring (350) is sleeved outside the pull rod (340), a fixing ring (360) is arranged at the outer end of the spring (350), and the outer wall surface of the fixing ring (360) is fixedly connected with the inner wall surface of the limiting insertion hole (230).
2. An easy-to-install miniature circuit breaker according to claim 1 wherein said first mounting block (210) and said second mounting block (220) are rectangular blocks of different lengths.
3. The miniature circuit breaker convenient for installation according to claim 1, wherein the inner end inner wall of said limit jack (230) is integrally formed with a limit block (240) abutting against said connecting block (330).
4. An easy-to-install miniature circuit breaker according to claim 1, wherein both ends of said spring (350) are welded with said fixing ring (360) and said connecting block (330), respectively.
5. An easy-to-install miniature circuit breaker according to claim 1, wherein a baffle (370) is fixedly connected to the outer end of said pull rod (340).
6. An easy-to-install miniature circuit breaker according to claim 5, characterized in that the outer end of said baffle (370) is welded with a pull ring (380).
7. An easy-to-install miniature circuit breaker according to claim 1, wherein the inner end of said pull rod (340) is screw-coupled with the outer end of the connection block (330).
8. An easy-to-install miniature circuit breaker according to claim 1, characterized in that the inner end of said cylinder (320) is integrally formed with a truncated cone-shaped column (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221929050.4U CN218274462U (en) | 2022-07-22 | 2022-07-22 | Miniature circuit breaker easy to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221929050.4U CN218274462U (en) | 2022-07-22 | 2022-07-22 | Miniature circuit breaker easy to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218274462U true CN218274462U (en) | 2023-01-10 |
Family
ID=84762361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221929050.4U Active CN218274462U (en) | 2022-07-22 | 2022-07-22 | Miniature circuit breaker easy to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218274462U (en) |
-
2022
- 2022-07-22 CN CN202221929050.4U patent/CN218274462U/en active Active
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