CN112582221A - Installation device of plug-in circuit breaker - Google Patents
Installation device of plug-in circuit breaker Download PDFInfo
- Publication number
- CN112582221A CN112582221A CN201910926514.2A CN201910926514A CN112582221A CN 112582221 A CN112582221 A CN 112582221A CN 201910926514 A CN201910926514 A CN 201910926514A CN 112582221 A CN112582221 A CN 112582221A
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- China
- Prior art keywords
- circuit breaker
- locking piece
- plug
- locking
- hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
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Abstract
一种插入式断路器的安装装置，它包括插入式断路器(A)和机框(B)，其特征在于：还包括锁定结构(C)，所述锁定结构(C)能够对插入式断路器(A)进行锁定或解锁实现其对应的固定安装在所述机框(B)中或在机框(B)中抽插；所述锁定结构包括断路器壳体(1)、锁定件(2)和弹性件(3)，所述锁定件(2)一端设置有转动部(201)，所述锁定件(2)通过转动部(201)与所述断路器壳体(1)转动连接，本技术方案通过安装装置实现断路器顺利稳定的安装于机框中；同时通过操作安装装置上的操作端，能够将断路器从机框中解锁，轻松地从机框中取出断路器，提高了断路器安装使用的便利性。
An installation device for a plug-in circuit breaker, comprising a plug-in circuit breaker (A) and a machine frame (B), and is characterized in that it further comprises a locking structure (C), the locking structure (C) being capable of connecting the plug-in circuit breaker The circuit breaker (A) is locked or unlocked to achieve its corresponding fixed installation in the frame (B) or plugging in the frame (B); the locking structure includes a circuit breaker housing (1), a locking piece ( 2) and an elastic member (3), one end of the locking member (2) is provided with a rotating portion (201), and the locking member (2) is rotatably connected to the circuit breaker housing (1) through the rotating portion (201) In this technical solution, the circuit breaker can be smoothly and stably installed in the frame through the installation device; at the same time, by operating the operating end on the installation device, the circuit breaker can be unlocked from the frame, and the circuit breaker can be easily taken out from the frame, improving the The convenience of the circuit breaker installation and use.
Description
Technical Field
The invention belongs to the technical field of low-voltage electrical equipment, and particularly relates to a mounting device of a plug-in circuit breaker.
Background
Circuit breakers are classified into high-voltage circuit breakers and low-voltage circuit breakers according to their range of use. The low-voltage circuit breaker is also called an automatic switch, and is an electric appliance which not only has the function of a manual switch, but also can automatically carry out overload and short-circuit protection. It can be used for distributing electric energy, protecting power supply line and electric equipment, etc., and can automatically cut off circuit when they are fault, such as serious overload or short circuit, etc., and its function is equivalent to the combination of fuse type switch and thermal relay, etc., and after the fault current is cut off, it has no need of changing component, so that it has been extensively used.
The circuit breaker is divided into: there are bayonet, fixed and drawer type, the security that electrical equipment used the trade can effectively be improved in bayonet circuit breaker's use, along with the wide use of bayonet circuit breaker on various electrical equipment, in order to satisfy the installation needs of various different electrical equipment, bayonet circuit breaker's structure also develops various, in the overall arrangement of present traditional circuit breaker product when mounted position, generally adopt the elastic component to add the fastener with the circuit breaker locking on the guide rail, if need the unblock take off the circuit breaker need rely on additional tool, operate inconveniently.
Chinese patent publication No. CN104167310A discloses a latch mechanism of a low-voltage apparatus and a small-sized circuit breaker, and provides a latch with an elastic part, which fixes the circuit breaker on an installation guide rail under the action of the elastic part, and when the circuit breaker is taken down, a screwdriver needs to be inserted into a hole at the tail of a fastener, and the elastic force of the elastic part is overcome, so that the latch and the guide rail are unlocked, and the circuit breaker can be taken down.
Disclosure of Invention
The invention aims to provide a mounting device of a plug-in circuit breaker aiming at the technical defect that the prior plug-in circuit breaker can be unlocked by using an additional tool so as to cause inconvenient operation, and the mounting device is used for realizing the smooth and stable mounting of the circuit breaker in a machine frame; meanwhile, the breaker can be unlocked from the machine frame by operating the operating end on the mounting device, so that the breaker can be easily taken out from the machine frame, and the convenience in mounting and using the breaker is improved.
Technical scheme
In order to achieve the technical purpose, the installation device of the plug-in circuit breaker provided by the invention comprises the plug-in circuit breaker and a machine frame, wherein the plug-in circuit breaker can be installed in the machine frame in a pulling and inserting mode, and the installation device is characterized in that: the locking structure can lock or unlock the plug-in circuit breaker to realize corresponding fixed installation in the machine frame or plug-in and draw-out in the machine frame;
the locking structure comprises a circuit breaker shell, a locking piece and an elastic piece, wherein one end of the locking piece is provided with a rotating part, the locking piece is rotatably connected with the circuit breaker shell through the rotating part, the other end of the locking piece is provided with an operating part, the middle part of the locking piece is provided with a buckling boss part, the elastic piece is connected with the locking piece and can drive the locking piece to have a clockwise rotation trend, and the operating part can drive the locking piece to have an anticlockwise rotation trend under the action of external force;
the locking piece is in the buckle boss portion can get into or break away from in-process is rotated the opening portion that circuit breaker casing and frame correspond and form is realized locking structure can lock or unblock the plug-in circuit breaker.
Preferably, the rotating portion is located inside the circuit breaker housing.
Preferably, the rotating part is a shaft or a half shaft, a semicircular hole groove corresponding to the shaft or the half shaft is formed in the circuit breaker shell, and the shaft or the half shaft is mounted in the corresponding semicircular hole groove in the circuit breaker shell to realize the rotating connection of the locking piece and the circuit breaker shell.
Preferably, the portion of rotating is round hole one or relative and coaxial 2 blind holes one, be provided with on the circuit breaker casing with round hole one or the round boss one that the blind hole one corresponds, install in round hole two or relative and coaxial 2 blind holes one cylindrical boss one on the circuit breaker casing and realize the locking piece is connected with circuit breaker casing pivoted.
Preferably, the rotating part is a first through hole, 2 coaxial blind holes II corresponding to the first through hole are formed in the circuit breaker shell, and the locking piece is rotatably connected with the circuit breaker shell 1 through a shaft penetrating through the first through hole and the 2 coaxial blind holes II in the circuit breaker shell.
Preferably, the elastic member is an elastic protruding member provided below the operating portion of the locking member, and the elastic protruding member is integrated with the locking member. By adopting the structure, the elastic part is arranged as one part of the locking part, so that additional spring parts are not required to be additionally used, the number of parts is reduced, and the assembly efficiency is improved;
preferably, the elastic member is a torsion spring or a compression spring, and the torsion spring or the compression spring is arranged below the locking member and applies acting force to the locking member, and the locking member has a clockwise rotation tendency.
Advantageous effects
According to the mounting device of the plug-in circuit breaker, the circuit breaker is smoothly and stably mounted in the machine frame, and when the locking piece is locked with the machine frame, the circuit breaker cannot be pulled out of the mounting machine frame; the circuit breaker can be easily and conveniently taken out from the frame without the help of tools by pressing down the operating handle of the locking piece.
Drawings
FIG. 1 is a schematic view of a locked state in accordance with embodiment 1 of the present invention;
fig. 2 is a schematic view of an unlocked state in embodiment 1 of the present invention;
fig. 3 is a diagram of an insertion type circuit breaker product according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of the locked state in embodiment 2 of the present invention;
fig. 5 is a schematic view of an unlocked state in embodiment 1 of the present invention;
Detailed Description
The present invention is further described below with reference to the drawings and examples, but the following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1, 2 and 3, an installation apparatus for a plug-in circuit breaker includes a plug-in circuit breaker a and a machine frame B, wherein the plug-in circuit breaker a can be installed in the machine frame B in a pull-in and pull-in manner, and further includes a locking structure C, which can lock or unlock the plug-in circuit breaker a to realize corresponding fixed installation in the machine frame B or pull-in and pull-in manner in the machine frame B;
the locking structure includes circuit breaker casing 1, locking piece 2 and elastic component 3, 2 one end of locking piece is provided with rotation portion 201, rotation portion 201 is located inside circuit breaker casing 1. The rotating part 201 is a shaft or a half shaft 201a, the breaker shell 1 is provided with a semicircular hole groove 101 corresponding to the shaft or the half shaft, and the shaft or the half shaft 201a is arranged in the corresponding semicircular hole groove 101 on the breaker shell 1 to realize the rotating connection of the locking piece 2 and the breaker shell 1. The other end of the locking member 2 is provided with an operating part 202, the middle part of the locking member 2 is provided with a buckling boss part 203, the elastic member 3 is an elastic protruding part 301 arranged below the operating part 202 of the locking member 2, and the elastic protruding part 301 and the locking member 2 are integrated. The elastic piece 3 is connected with the locking piece 2 to drive the locking piece 2 to have a clockwise rotation trend, and the operating part 202 can drive the locking piece 2 to have a counterclockwise rotation trend under the action of external force; the buckling boss part 203 can enter or disengage in the rotating process of the locking piece 2. the opening part 1B formed by the circuit breaker shell 1 and the machine frame B correspondingly realizes that the locking structure C can lock or unlock the plug-in circuit breaker A.
After the plug-in circuit breaker A is inserted into the machine frame B, the locking piece 2 moves clockwise under the action of the elastic piece 3 to protrude out of the upper surface of the circuit breaker shell 1 and is buckled with the machine frame B on the circuit breaker shell 1, the plug-in circuit breaker A is pulled leftwards after buckling, and the plug-in circuit breaker A cannot be taken out of the machine frame B; the locking piece 2 is operated to rotate counterclockwise, the locking boss part 203 in the middle of the locking piece 2 is unlocked from the machine frame B and is retracted into the circuit breaker housing 1 from the opening part 1 on the upper surface of the circuit breaker housing 1, the plug-in circuit breaker a is pulled leftwards, and the plug-in circuit breaker a can be easily taken out from the machine frame B.
Example 2
As shown in fig. 4 and 5, the elastic member 3 is a torsion spring or a compression spring 302, and the torsion spring or the compression spring 302 is arranged below the locking member 2 and applies force to the locking member 2, so that the locking member 2 has a clockwise rotation tendency. Other structures and principles are the same as those of embodiment 1
Example 3
Example 4
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a plug-in circuit breaker's installation device, it includes plug-in circuit breaker (A) and frame (B), the dress that plug-in circuit breaker (A) can take out inserts is in frame (B), its characterized in that: the locking structure (C) can lock or unlock the plug-in circuit breaker (A) to realize corresponding fixed installation in the machine frame (B) or plug-in the machine frame (B);
the locking structure comprises a circuit breaker shell (1), a locking piece (2) and an elastic piece (3), wherein a rotating part (201) is arranged at one end of the locking piece (2), the locking piece (2) is rotatably connected with the circuit breaker shell (1) through the rotating part (201), an operating part (202) is arranged at the other end of the locking piece (2), a clamping boss part (203) is arranged in the middle of the locking piece (2), the elastic piece (3) is connected with the locking piece (2) and can drive the locking piece (2) to have a clockwise rotation trend, and the operating part (202) can drive the locking piece (2) to have an anticlockwise rotation trend under the action of external force;
the locking piece (2) can enter or disengage in the rotating process of the locking boss part (203) and the opening part (1B) formed by corresponding of the breaker shell (1) and the machine frame (B) is realized, and the locking structure (C) can lock or unlock the plug-in breaker (A).
2. A mounting apparatus of a plug-in type circuit breaker according to claim 1, wherein: the rotating part (201) is located inside the breaker housing (1).
3. A mounting apparatus of a plug-in type circuit breaker according to claim 1, wherein: the rotating part (201) is a shaft or a half shaft (201a), a semicircular hole groove (101) corresponding to the shaft or the half shaft is formed in the circuit breaker shell (1), and the shaft or the half shaft (201a) is installed in the corresponding semicircular hole groove (101) formed in the circuit breaker shell (1) to realize the rotating connection of the locking piece (2) and the circuit breaker shell (1).
4. A mounting apparatus of a plug-in type circuit breaker according to claim 1, wherein: rotation portion (201) are round hole one or relative and coaxial 2 blind holes one, be provided with on circuit breaker casing (1) with round hole one or the circular boss one that the blind hole one corresponds, install in round hole two or relative and coaxial 2 blind holes one cylindrical boss one on circuit breaker casing (1) and realize locking piece (2) are connected with circuit breaker casing (1) pivoted.
5. A mounting apparatus of a plug-in type circuit breaker according to claim 1, wherein: rotation portion (201) are through-hole one, be provided with on circuit breaker casing (1) with through-hole one corresponding and coaxial 2 blind holes two, locking piece (2) are connected with circuit breaker casing (1) rotation through the axle that passes through-hole one and 2 blind holes two on circuit breaker casing (1).
6. A mounting apparatus of a plug-in type circuit breaker according to claim 1, wherein: the elastic piece (3) is an elastic protruding part (301) arranged below an operation part (202) of the locking piece (2), and the elastic protruding part (301) and the locking piece (2) are integrated.
7. A mounting apparatus of a plug-in type circuit breaker according to claim 1, wherein: the elastic piece (3) is a torsion spring or a compression spring (302), the torsion spring or the compression spring (302) is arranged below the locking piece (2) and applies acting force to the locking piece (2), and the locking piece (2) has a clockwise rotation trend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910926514.2A CN112582221A (en) | 2019-09-27 | 2019-09-27 | Installation device of plug-in circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910926514.2A CN112582221A (en) | 2019-09-27 | 2019-09-27 | Installation device of plug-in circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112582221A true CN112582221A (en) | 2021-03-30 |
Family
ID=75110089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910926514.2A Withdrawn CN112582221A (en) | 2019-09-27 | 2019-09-27 | Installation device of plug-in circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112582221A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247389A1 (en) * | 2021-05-28 | 2022-12-01 | 厦门赛尔特电子有限公司 | Plug-in surge protector |
-
2019
- 2019-09-27 CN CN201910926514.2A patent/CN112582221A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247389A1 (en) * | 2021-05-28 | 2022-12-01 | 厦门赛尔特电子有限公司 | Plug-in surge protector |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210330 |