CN209962984U - Safe type miniature circuit breaker - Google Patents
Safe type miniature circuit breaker Download PDFInfo
- Publication number
- CN209962984U CN209962984U CN201921253425.8U CN201921253425U CN209962984U CN 209962984 U CN209962984 U CN 209962984U CN 201921253425 U CN201921253425 U CN 201921253425U CN 209962984 U CN209962984 U CN 209962984U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- casing
- plectrum
- solenoid
- miniature circuit
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses a safe type miniature circuit breaker, including the casing with install the plectrum at terminal surface middle part before the casing, the top of casing and the equal two sets of connection screw barrels that are vertical distribution of the equal fixedly connected with in bottom, and the equal fixedly connected with electricity connection post in inboard bottom of connecting the screw barrel, the inboard of connecting the screw barrel is connected with the plastics solenoid through the screw thread closure soon, and the inside of plastics solenoid inlays to be equipped with the electricity connection pipe near one side of electricity connection post, the preceding terminal surface of casing is located the top of plectrum and rotates through the pivot and be connected with the carousel. The utility model discloses in, at first, adopt interior formula mounting structure that revolves, this kind of structure can be established the conductor part of wire in the inboard of casing, has reduced the production that conductor and operating personnel contacted the electric shock phenomenon to promote the security of circuit breaker, secondly, inside is provided with insurance structure, and this kind of structure is convenient for to the spacing processing of plectrum, and the operating personnel's of both being convenient for actual operation has also promoted the functionality of circuit breaker simultaneously.
Description
Technical Field
The utility model relates to a miniature circuit breaker technical field especially relates to a safe type miniature circuit breaker.
Background
The miniature circuit breaker is also called a miniature circuit breaker, is suitable for overload and short-circuit protection of a line with rated voltage of 230/400V and rated current of 50/60Hz and 63A of alternating current, and can also be used for infrequent operation and conversion of the line under normal conditions. The miniature circuit breaker is mainly used in various places such as industrial, commercial, high-rise and civil houses.
However, the existing miniature circuit breaker still has the defects that: firstly, adopt exposed mounting structure mostly, close the wire soon through the double-screw bolt during installation processing and fix in the outside of circuit breaker, exposed conductor easily leads to the production of operating personnel electric shock phenomenon, and the security is relatively poor, and secondly, inside does not have and sets up insurance structure, carries out spacing processing to the plectrum, needs to use external fastener to carry out spacing fixed, and the operation is got up and is wasted time and energy, and functional relatively poor simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the safety miniature circuit breaker aims to solve the problems that a lead is screwed and fixed outside the circuit breaker through a stud during installation and treatment, and an exposed conductor easily causes an electric shock phenomenon of an operator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a safe type miniature circuit breaker, includes the casing and installs the plectrum at terminal surface middle part before the casing, the top of casing and the equal fixedly connected with two sets of connection screw barrels that are vertical distribution in bottom, and the equal fixedly connected with electricity connection post in inboard bottom of connecting the screw barrel, the inboard of connecting the screw barrel closes soon through the screw thread and is connected with the plastics solenoid, and the inside of plastics solenoid inlays to be equipped with the electricity connection pipe near one side of electricity connection post, the preceding terminal surface of casing is located the top of plectrum and rotates through the pivot and be connected with the carousel, the preceding terminal surface of casing is located the both sides of plectrum and rotates through the pivot symmetry and is connected with two sets of transfer lines, and one side that the bottom of two sets of transfer lines is close to the plectrum all rotates through the pivot and is connected with.
As a further description of the above technical solution:
the inside of casing is located the outside of spacing post and has seted up spacing hole, and spacing hole and spacing post are clearance fit.
As a further description of the above technical solution:
the front end surface of the plastic solenoid is horizontally screwed and connected with a locking stud penetrating through the electric tube through threads.
As a further description of the above technical solution:
the outer end of the plastic solenoid is connected with a nut in a screwing way through threads.
As a further description of the above technical solution:
and a rubber gasket is embedded between the screw cap and the gap of the plastic solenoid.
As a further description of the above technical solution:
the front end face of the rotary disc is provided with a rotary block.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, adopt interior formula mounting structure that revolves, be provided with a connecting screw section of thick bamboo in the top and the bottom of casing, and be provided with the plastics solenoid in the inboard of a connecting screw section of thick bamboo, connect the electric post, connect electric pipe and locking double-screw bolt, can insert the conductor part of wire in the electric pipe, and close locking double-screw bolt soon, the tail end of rethread nut with plastics solenoid and wire is protected and is handled, with the inside of a connecting screw section of thick bamboo of plastics solenoid screw in, the installation of wire has just been accomplished, this kind of structure can be with the conductor part of wire establish the inboard at the casing, the production of conductor and operating personnel contact electric shock phenomenon has been reduced, thereby the security of circuit breaker has been promoted.
2. The utility model discloses in, inside is provided with insurance structure, the preceding terminal surface at the casing is provided with the carousel, the transfer line, spacing post and drive link, when needs prevent dialling spacing processing to the plectrum, the piece revolves on the anticlockwise rotation carousel, under the effect of drive link and transfer line, spacing post just can move to the plectrum direction to the motion of restriction plectrum, this kind of structure is convenient for handle spacing to the plectrum, the operating personnel's of both being convenient for actual operation has also promoted the functionality of circuit breaker simultaneously.
Drawings
Fig. 1 shows a schematic block diagram of a structure provided according to an embodiment of the present invention;
fig. 2 illustrates a side view of a housing provided in accordance with an embodiment of the present invention;
fig. 3 shows a schematic cross-sectional structure diagram at a-a according to an embodiment of the present invention.
Illustration of the drawings:
1. a housing; 101. a limiting hole; 2. a shifting sheet; 3. connecting the screw cylinder; 301. connecting a power post; 4. a plastic coil; 401. a power receiving tube; 402. locking the stud; 403. a nut; 5. a turntable; 501. rotating the block; 6. a transmission rod; 7. a limiting column; 8. a drive link.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a safe miniature circuit breaker comprises a shell 1 and a shifting piece 2 arranged in the middle of the front end surface of the shell 1, wherein the top and the bottom of the shell 1 are fixedly connected with two groups of vertically distributed connecting screw cylinders 3, the bottom of the inner side of the connecting screw cylinder 3 is fixedly connected with an electric pole 301, the inner side of the connecting screw cylinder 3 is connected with a plastic screw pipe 4 through screw thread screwing, and one side of the interior of the plastic solenoid 4 close to the power connection post 301 is embedded with a power connection tube 401, the front end surface of the shell 1 is positioned above the plectrum 2 and is rotationally connected with a turntable 5 through a rotating shaft, the front end surface of the shell 1 is positioned at the two sides of the plectrum 2 and is symmetrically rotationally connected with two groups of transmission rods 6 through the rotating shaft, and one side that the bottom of two sets of transfer lines 6 is close to plectrum 2 all is connected with the spacing post 7 that runs through casing 1 through the pivot rotation, and wherein two sets of transfer lines 6 all are connected with carousel 5 transmission through transmission connecting rod 8.
Specifically, as shown in fig. 1 and 2, the inside of the housing 1 is located outside the spacing post 7 and has been seted up spacing hole 101, and spacing hole 101 and spacing post 7 are clearance fit, and the sliding motion of spacing post 7 of being convenient for is chooseed for use of clearance fit mode, and the preceding terminal surface of carousel 5 is installed and is revolved piece 501, revolves the setting of piece 501, and the rotation of carousel 5 of being convenient for is adjusted and is handled.
Specifically, as shown in fig. 1 to 3, the front end face of the plastic solenoid 4 is horizontally screwed and connected with a locking stud 402 penetrating through the electric tube 401 through a thread, the outer end of the plastic solenoid 4 is screwed and connected with a nut 403 through a thread, a rubber gasket is embedded between the nut 403 and the gap of the plastic solenoid 4, the locking stud 402 is arranged to lock and fix the conductor part of the wire inside the electric tube 401, the nut 403 is arranged to seal the tail end of the joint of the plastic solenoid 4 and the wire, and the rubber gasket is arranged to improve the stability of screwing and fixing the nut 403 and the plastic solenoid 4 and improve the sealing performance between the nut 403 and the plastic solenoid 4.
The working principle is as follows: when the shell 1 is used, the shell 1 is integrally installed on a specified installation surface, when a lead needs to be connected into the shell 1, firstly, the nut 403 is sleeved outside the conductor, the conductor part of the lead is inserted into the electric connection tube 401, then the locking stud 402 is screwed, the conductor part of the lead is fixed on the inner side of the electric connection tube 401, then the nut 403 is screwed to the outer end of the plastic solenoid 4 and the tail end of the lead, so that the conductive fixing and sealing treatment is completed, secondly, the plastic solenoid 4 is screwed into the connecting solenoid 3, when the electric connection tube 401 contacts the electric connection post 301, the installation treatment of the lead is completed, when an operator needs to limit other operators to operate the plectrum 2 in the electric construction process, the plectrum 2 is pushed downwards, the current breaker is closed, then the rotary block 501 on the rotary disc 5 is rotated anticlockwise, under the combined action of the transmission connecting rod 8 and the transmission rod 6, the limiting column 7 can move towards the shifting piece 2, so that upward shifting movement of the shifting piece 2 is limited, and safety during electric power construction and daily operation is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a safe type miniature circuit breaker, includes casing (1) and installs plectrum (2) at the preceding terminal surface middle part of casing (1), its characterized in that, the top of casing (1) and the equal fixedly connected with in bottom two sets of connection screw tube (3) that are vertical distribution, and the equal fixedly connected with electricity connection post (301) in inboard bottom of connecting screw tube (3), the inboard of connecting screw tube (3) is connected with plastics solenoid (4) through the screw thread closure soon, and the inside of plastics solenoid (4) is close to one side of electricity connection post (301) and inlays and be equipped with electricity connection pipe (401), the preceding terminal surface of casing (1) is located the top of plectrum (2) and rotates through the pivot and is connected with carousel (5), the both sides that the preceding terminal surface of casing (1) is located plectrum (2) rotate through the pivot symmetry and are connected with two sets of transfer lines (6), and one side that the bottom of two sets of transfer lines (6) is close to plectrum (2 (7) Wherein, the two groups of transmission rods (6) are in transmission connection with the turntable (5) through transmission connecting rods (8).
2. The safety type miniature circuit breaker according to claim 1, wherein the inside of said housing (1) is provided with a limiting hole (101) at the outer side of said limiting post (7), and said limiting hole (101) and said limiting post (7) are in clearance fit.
3. A safety type miniature circuit breaker according to claim 1, characterized in that the front end face of said plastic solenoid (4) is screwed horizontally with a locking stud (402) passing through the electric tube (401).
4. A safety miniature circuit breaker according to claim 1, characterized in that the outer end of said plastic solenoid (4) is screwed with a nut (403).
5. A safety miniature circuit breaker according to claim 4, characterized in that a rubber gasket is embedded between said nut (403) and the gap of said plastic solenoid (4).
6. A safety miniature circuit breaker according to claim 1, characterized in that a rotary block (501) is mounted on the front face of said rotary disc (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921253425.8U CN209962984U (en) | 2019-08-05 | 2019-08-05 | Safe type miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921253425.8U CN209962984U (en) | 2019-08-05 | 2019-08-05 | Safe type miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209962984U true CN209962984U (en) | 2020-01-17 |
Family
ID=69249491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921253425.8U Expired - Fee Related CN209962984U (en) | 2019-08-05 | 2019-08-05 | Safe type miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209962984U (en) |
-
2019
- 2019-08-05 CN CN201921253425.8U patent/CN209962984U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201118169Y (en) | Inner wedge closed type falling-proof serial insulator connected bowl for power line | |
| CN209962984U (en) | Safe type miniature circuit breaker | |
| CN111009774A (en) | Insulating protective cover for high-voltage metering box | |
| CN114243361B (en) | High-strength waterproof photovoltaic connection system | |
| CN215835124U (en) | Wiring device for high-efficiency construction of power supply and distribution engineering | |
| CN210379528U (en) | Widely-applied socket for electrical connection library | |
| CN207938893U (en) | A kind of anti-loose attaching plug | |
| CN210041127U (en) | Novel insulating baffle of rack | |
| CN2596639Y (en) | High voltage silicon rubber dry cable terminal | |
| CN210325487U (en) | High-voltage bushing for oil-immersed transformer | |
| CN203415698U (en) | Power transmission and transformation circuit wire connection device | |
| CN215528287U (en) | Improvement type KYN type 10kV high tension switchgear | |
| CN215485024U (en) | Lightning-protection type telegraph pole | |
| CN213752215U (en) | Inductor with water-proof effect | |
| CN217134897U (en) | Outdoor low-voltage comprehensive power distribution metering box | |
| CN206336420U (en) | Small underwater propeller based on oil sealing | |
| CN219498252U (en) | Socket convenient for fixing electric wire | |
| CN207765761U (en) | A kind of photoelectric combination slip ring | |
| CN214849434U (en) | Computer cable convenient to it is dampproofing | |
| CN216750212U (en) | Positive and negative pole column structure for battery cover plate | |
| CN219394563U (en) | Anti-condensation structure of junction box of large permanent magnet motor | |
| CN211656669U (en) | Outdoor suspension type electric cabinet | |
| CN212811423U (en) | Motor sealing waterproof structure | |
| CN218897068U (en) | Wire connector sealing mechanism with improved structure | |
| CN113725803B (en) | Safety protection device is used in installation of distribution type arrester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200117 Termination date: 20210805 |