CN109004388A - A kind of input power connector improved based on miniature circuit breaker - Google Patents
A kind of input power connector improved based on miniature circuit breaker Download PDFInfo
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- CN109004388A CN109004388A CN201810798213.1A CN201810798213A CN109004388A CN 109004388 A CN109004388 A CN 109004388A CN 201810798213 A CN201810798213 A CN 201810798213A CN 109004388 A CN109004388 A CN 109004388A
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- bottom wall
- breaker
- main
- side plate
- miniature circuit
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- 238000002788 crimping Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 15
- 238000003032 molecular docking Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 5
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- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 12
- 238000003466 welding Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010010254 Concussion Diseases 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000009514 concussion Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000005405 multipole Effects 0.000 description 2
- 230000001568 sexual effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
- H01R9/24—Terminal blocks
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
Landscapes
- Breakers (AREA)
Abstract
The present invention relates to a kind of input power connectors improved based on miniature circuit breaker, including at least two miniature circuit breaker unit splits in the breaker group of one, the miniature circuit breaker unit of the rightmost side forms the first breaker unit, the breaker unit of the leftmost side forms the second breaker unit, and in the breaker group, the front and rear sides of each breaker unit are respectively formed input terminal interface and output terminal interface, the input terminal interface and output terminal interface are respectively provided with crimping chamber and adjustment hole, the input terminal interface is in the position against the top on front side of breaker group, and in the breaker group, extend with side direction facing forward, the input terminal interface is at least accommodated in depth, and the terminal box of integral structure is formed with the shell of the breaker group.The present invention is arranged to integral structure by the shell by terminal box directly with breaker group, saves the spending of die cost, greatly reduces production cost.
Description
Technical field
The present invention relates to a kind of power connectors, and in particular to a kind of input power improved based on miniature circuit breaker
Connector.
Background technique
It is well known that miniature circuit breaker is also known as miniature circuit breaker, such as the breaker of model C45, according to domestic phase
Electric power standard is closed, miniature circuit breaker applies in general to exchange 50/60Hz, voltage rating 230/400V, rated current to 63A route
Overload and short-circuit protection be used, can also under normal circumstances as route infrequently operation conversion be used, so, it is small-sized
Effect of the breaker in many cases as switch seems extremely common.Based on this, the present invention specially in miniature circuit breaker
On the basis of carry out R & D design so that this technology product can be used as input power connector and apply in such as electric welding machine, steel
In the equipment such as muscle cutting machine.
In the prior art, the input power switch being typically employed in the electrical equipments such as electric welding machine, bar cutter, often
It is all on the panel for directly using miniature circuit breaker (such as C45 model breaker) to be mounted on equipment as switch, then same
Multiple connecting terminal blocks are installed in another position of panel again, to the access of outer lead, and miniature circuit breaker and terminals
It is attached between son row with by conducting wire, therefore, because conducting wire and connecting terminal block are added, so that higher cost, and by
It is exposed on device panel in connecting terminal block, there is also great security risks；In addition, by retrieval, it has been found that public
It accuses number Chinese patent for being 205790438 U of CN and discloses a kind of entitled " input power connector and input power connector
Mounting structure " technology contents, the technology contents of the patent are mainly the side that miniature circuit breaker group and terminal box are passed through clamping
Formula secure bond together, and then realizes that outer lead directly passes through terminal box inner cavity access input terminal interface, to reach
The effect for reducing cost, improving safety；However there is also a defects for the input power connector of this structure: being exactly practical
In use, there is the numbers of poles such as 3P, 2P for miniature circuit breaker, i.e., need to select corresponding number of poles according to loadtype, such as generally
Voltage rating be 220V equipment, so that it may using the miniature circuit breaker group of 2P, and if it is the equipment of 380V voltage rating,
Then often to use the miniature circuit breaker group, such as motor, blower, electric welding machine etc. of 3P or 4P, therefore, different numbers of poles
The demand of miniature circuit breaker group makes the junction box part of input power connector be respectively necessary for developing corresponding mold, with suitable
Answer the miniature circuit breaker group of corresponding number of poles requirement, this great Expenses Cost of mode, and input power connector of the invention
Then solves this problem together.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, provide it is a kind of it is novel in design, structure is simple, can effectively drop
Low cost spending and the highly-safe input power connector improved based on miniature circuit breaker.
To achieve the above object, the present invention uses a kind of input power connector improved based on miniature circuit breaker,
Including at least two miniature circuit breaker unit splits in the breaker group of one, the miniature circuit breaker unit of the rightmost side is formed
First breaker unit, the breaker unit of the leftmost side form the second breaker unit, and in the breaker group, each
The front and rear sides of breaker unit are respectively formed input terminal interface and output terminal interface, the input terminal interface and output
Terminal interface is respectively provided with crimping chamber and adjustment hole, and the input terminal interface is in the position against the top on front side of breaker group,
And in the breaker group, with side direction facing forward extend, at least accommodated in depth the input terminal interface and with
The shell of the breaker group forms the terminal box of integral structure；Directly by the shell of terminal box and breaker group in the present invention
It is arranged to integral structure, need to only improve on the basis of circuit breaker housing mold can directly go out mold forming, without
In addition one set of die is opened again, is greatly saved cost, in addition, by by the setting of terminal box, but also outside is led
Line can directly access the input terminal interface of breaker group by terminal box inner cavity, not need in equipment such as electric welding machines
Connecting terminal block is still further set on the panel of load, further saves cost, simultaneously because outer lead be
Input terminal interface is accessed in terminal box inner cavity, therefore effective physics sexual isolation, pole are also formed between external environment
The big generation for reducing security risk.
It, can will be of the invention defeated based on the reality for the 2P type miniature circuit breaker being applied in the prior art in the present invention
Enter power connector (i.e. 2P formula input power connector) and be arranged to following specific structure: the terminal box include the first side wall,
Second sidewall, bottom plate and front side board and the sealing plate being covered in above the terminal box offer entrance hole on the sealing plate；Institute
State the first breaker unit include the first outside shell and with the first outside shell split in one the first bottom case, institute
State the first side wall from the front side direction of first outside shell extend and with the integrated structure of the first outer shell bodily form,
The bottom of the first side wall, which has, is approximately perpendicular to the first main bottom wall that the first side wall extends, the first main bottom wall
Anterior end has the first main side plate for being approximately perpendicular to first major side wall and the first side wall extension, first bottom case
On leading flank, close to input terminal interface lower position have side direction facing forward extend and be approximately perpendicular to it is described before
The secondary bottom wall of the first of side, the anterior end of the described first secondary bottom wall have be approximately perpendicular to that the described first secondary bottom wall extends the
One secondary side plate；Second breaker unit includes the second outside shell and the second bottom case, and the second sidewall is from described second
The front side direction of outside shell extend and with the integrated structure of the second outer shell bodily form, the bottom of the second sidewall has
Have and be approximately perpendicular to the second main bottom wall that the second sidewall extends, the anterior end of the second main bottom wall has substantially vertical
In on the second main side plate that the described second main bottom wall and second sidewall extend, the leading flank of second bottom case, close to input terminal
Sub-interface lower position has that side direction facing forward extends and being approximately perpendicular to the leading flank second secondary bottom wall, described
The anterior end of second secondary bottom wall, which has, is approximately perpendicular to the described second secondary bottom wall and the secondary side plate of second sidewall extension second；It is described
First main bottom wall, the first secondary bottom wall, the second main bottom wall and the second secondary bottom wall in a lateral direction successively docking, split and form institute
State bottom plate, first main side plate, the first secondary side plate, the second main side plate and the second secondary side plate in a lateral direction successively docking,
Split and form front side board.
Obviously, practical based on the application to 3P type miniature circuit breaker, specific structure of the invention can also be defeated in above-mentioned 2P formula
Enter and carry out following mode setting in the structure basis of power connector: between the first breaker unit and the second breaker unit
Intermediate breaker unit is set, and the intermediate breaker unit has split in the upper housing and lower case of one, the upper casing
The main bottom wall in centre extended on the leading flank of body with side direction facing forward, the anterior end of the main bottom wall in centre, which has, substantially hangs down
Directly have in side direction facing forward extension on the intermediate main side plate of the main bottom wall extension in the centre, the leading flank of the lower case
Between secondary bottom wall, the anterior end of the intermediate secondary bottom wall, which has, is approximately perpendicular to the intermediate secondary side that the intermediate secondary bottom wall extends
Plate, the first main bottom wall, the first secondary bottom wall, intermediate main bottom wall, intermediate secondary bottom wall, the second main bottom wall and the second secondary bottom wall are in cross
To on direction successively docking, split and form the bottom plate, first main side plate, the first secondary side plate, intermediate main side plate, centre
Secondary side plate, the second main side plate and the second secondary side plate in a lateral direction successively docking, split and form front side board.
The technological improvement of the present invention through the above scheme, has reached following remarkable result: when the small-sized open circuit using 2P type
When device group is as input power connector, due to the first side wall, the first main bottom wall and the first main side plate and first breaker
First outside shell of unit is in the of integral structure, the first secondary bottom wall and the first secondary side plate and first breaker unit
One bottom case is in integral structure, therefore, only the first outside shell and the splicing of the first bottom case can need to be formed the first breaker list
Member；Then since second sidewall, the second main bottom wall and the second main side plate and second outside shell are in integral structure, second
Secondary bottom wall, the second secondary side plate and second bottom case are in integral structure, and therefore, the second outside shell and the second bottom case are spliced
The second breaker unit can be formed, and then the first breaker unit and the second breaker unit are spliced again, can be formed
The input power connector with terminal box of 2P formula, the wiring box plate of the input power connector is respectively by the first main bottom
Wall, the first secondary bottom wall, the second main bottom wall and the second secondary bottom wall are spliced in a lateral direction, likewise, the input power connects
The front side board of terminal box on device is connect respectively by the first main side plate, the first secondary side plate, the second main side plate and the second secondary side plate in transverse direction
It is spliced on direction；When using 3P type miniature circuit breaker group as input power connector, only need there will be intermediate main bottom
The intermediate breaker unit of wall and intermediate secondary bottom wall and intermediate main side plate and intermediate secondary side plate splices in the first breaker unit
And second between breaker unit, uses 4P type miniature circuit breaker group if necessary as input power connector, then only
It need to add an intermediate breaker unit splicing again between the first breaker unit and the second breaker unit；To sum up institute
It states, the present invention directly improves on the mold of the shell of miniature circuit breaker, so that the scope of application of the invention is wider, cost
It pays wages more cheap, especially in the scope of application, if it is 2P formula input power connector, it is only necessary to open up the first outside
Housing mould, the first bottom shell die, the second outside housing mould and the second bottom shell die are inputted if it is 3P 4P formula
Power connector, then only need to open up the mold of a secondary upper housing and a secondary lower case again, i.e., above-mentioned six secondary mold is matched
The breaker group that the existing component in miniature circuit breaker can arbitrarily be spliced into the pole N is closed, without opening up other molds again, most
Main, junction box part is split and is integrated into the shell structure of miniature circuit breaker by input power connector construction of the invention
On, therefore the die cost spending of in addition exploitation terminal box is avoided, before being required especially for multi-pole in the prior art
(for example notification number involved in this specification background technique is the patent of 205790438 U of CN) is put, when need to use is
When 2P formula input power connector, it is necessary to a secondary terminal box mold corresponding with 2P formula size is opened, when need to use is more
3P formula input power connector is, it is necessary to a secondary terminal box mold corresponding with 3P formula size is opened again, when needing to use 4P formula
When input power connector, then need to open a secondary terminal box mold corresponding with 4P formula size again, so, it is defeated in the present invention
Enter power connector has powerful advantage in terms of cost, and due to the inherent advantage of assembling combination, it is only necessary to open
Have necessary mold above-mentioned can arbitrary load go out the input power connector of any number of poles needed, the scope of application also seems
It is more prominent.
As further setting of the invention, as the top end face (i.e. face where sealing plate) of input power connector
It needs to be arranged on device panel, so then will lead to the adjustment hole of the output terminal interface of miniature circuit breaker conventional structure and set
The distance between standby panel is too short, and extremely inconvenient staff carries out the adjusting installation of wiring, therefore will be described defeated in the present invention
Terminal interface is set at the position on the lower on rear side of the breaker group out, and its adjustment hole is located at the lower section of crimping chamber
And flip-over type structure is formed, so that staff installs from the adjusting that the rear of equipment carries out wiring.
Meanwhile in order to avoid outer lead is touched each other and is formed short because of adverse circumstances such as concussions in terminal box inner cavity
It connects, there is high-order partition between the input terminal interface of each breaker unit.
In addition, since the shell of general device (such as electric welding machine) is all metal conductive material, to prevent output end
Conducting wire at sub-interface is contacted with shell, and the present invention is also provided with shield, the protection on the outside of the output terminal interface
Cover have lateral backplate and from the both lateral sides edge placement of lateral backplate, in being approximately perpendicular to what the lateral backplate extended
Elastic wall has on the elastic wall, on corresponding two medial surfaces to inward side to the wedge-shaped clamping portion of extension, the open circuit
The two sides of device group, position corresponding with the wedge shape clamping portion are respectively formed card slot, the wedge shape clamping portion and the card slot
Form clamping.
Detailed description of the invention
Fig. 1 is the connection structure that miniature circuit breaker and connecting terminal come on load surface plate in the prior art.
Fig. 2 is the shell structure of miniature circuit breaker in the prior art.
Fig. 3 is the shell structure stereoscopic schematic diagram of 2P formula input power connector in the present invention.
Fig. 4 is the shell structure decomposition diagram of the power connector in Fig. 3.
Fig. 5 is the shell structure stereoscopic schematic diagram of 3P formula input power connector in the present invention.
Fig. 6 is the decomposition diagram of the shell structure of the power connector in Fig. 5.
Fig. 7 is the stereoscopic schematic diagram of shield in the present invention.
Fig. 8 is another angle stereoscopic schematic diagram removed after shield and sealing plate in Fig. 3.
Fig. 9 is another angle stereoscopic schematic diagram removed after shield and sealing plate in Fig. 5.
Figure 10 is the main view of middle connecting terminal of the present invention.
Figure 11 is the stereoscopic schematic diagram of sealing plate in Fig. 3.
Figure 12 is the stereoscopic schematic diagram of sealing plate in Fig. 5.
Specific embodiment
As shown in Fig. 3-Figure 12, the present embodiment is using a kind of input power connection improved based on miniature circuit breaker
Device is stated first: since the input power connector of the present embodiment is improved from miniature circuit breaker, particularly from such as figure
It is improved in 9 structure of miniature circuit breaker shell shown in 2, rather than the improvement of the internal component to miniature circuit breaker is (i.e. small
The components and parts assembling of type circuit breaker internal belongs to the prior art), therefore, small-sized open circuit is not directed in the attached drawing of the present embodiment
The assembling schematic diagram of the internal component of device pertains only to the assembling schematic diagram of shell；From Fig. 3 and Fig. 5 it is found that it is according to small-sized disconnected
The number of poles of road device and distinguished 2P formula input power connector and 3P formula input power connector, borrow the example of Fig. 1 it is found that existing
Have in technology, applying the input power connector in equipment often is all using breaker group 1 and 2 common groups of connecting terminal block
At then being connected between miniature circuit breaker group 1 and connecting terminal block 2 by conducting wire 3, set because connecting terminal block 2 is exposed at
On standby panel 4, therefore, security risk is very big, is based on this, and the input power connector in the present embodiment includes at least two
Split is in the breaker group 1 of one for miniature circuit breaker unit (miniature circuit breaker of model C45 is used in the present embodiment), specifically
, when only forming breaker group 1 in one there are two miniature circuit breaker split, that is, forms Fig. 2 and Fig. 3 and 2P formula is shown
Input power connector, when one small-sized open circuit of split again between two miniature circuit breakers in 2P formula input power connector
When device, then form the input power connector that 3P formula is shown in Fig. 4 and Fig. 5, in the present embodiment, whether 2P formula or
The miniature circuit breaker unit of connector in the input power of 3P formula, the rightmost side forms the first breaker unit 11, the leftmost side
Breaker unit forms the second breaker unit 12, and combines shown in Fig. 8 and Fig. 9, and in the breaker group 1, each is disconnected
The front and rear sides of road device unit are respectively formed input terminal interface 13a and output terminal interface 13b, the input terminal interface
13a and output terminal interface 13b are respectively provided with crimping chamber 1300 and adjustment hole 1301, show in Fig. 7, the input terminal interface
13a is in the position against the top of the front side of breaker group 1, and extend in the breaker group 1, with side direction facing forward, extremely
Few wiring for the input terminal interface 13a being accommodated in depth and integral structure is formed with the shell of the breaker group 1
Box 5；The shell of terminal box 5 and breaker group 1 is directly arranged to integral structure in the present embodiment, it only need to be in circuit breaker housing
Mold forming can directly be gone out by improving on the basis of mold, the mold without in addition opening a socket junction box 5 again, greatly
Cost is saved, in addition, by by the setting of terminal box 5, but also outer lead can directly pass through 5 inner cavity of terminal box
It accesses at the input terminal interface 13a of breaker group 1, does not need still further to set on the panel of the apparatus of load such as electric welding machine
Connecting terminal block is set, cost is further saved, simultaneously because outer lead is to access input terminal in 5 inner cavity of terminal box
At sub-interface 13a, therefore effective physics sexual isolation is also formed between external environment, greatly reduce security risk
Generation.
Meanwhile in conjunction with Fig. 3 and Fig. 4 and Fig. 5 and Fig. 6 it is found that the terminal box 5 of above-mentioned integral structure, in the present embodiment
In specific structure performance it is as follows: when use 2P formula input power connector, evident from the terminal box 5 includes in Fig. 4
The first side wall 51, second sidewall 52, bottom plate 50 and front side board 53 and the sealing plate 54 for being covered in 5 top of terminal box, it is described
Entrance hole 540 is offered on sealing plate 54；First breaker unit 11 includes the first outside shell 110 and with described first
Shell 110 split in outside is in the first bottom case 111 of one, and the first side wall 51 is from the front side of first outside shell 110
Direction extends and forms integral structure with first outside shell 110, and the bottom of the first side wall 51, which has, substantially hangs down
The the first main bottom wall 510 directly extended in the first side wall 51, the anterior end of the first main bottom wall 510 have substantially vertical
In the first main side plate 511 that first major side wall 510 and the first side wall 51 extend, the leading flank of first bottom case 111
111a is upper, close to input terminal interface 13a lower position have that side direction facing forward extends and be approximately perpendicular to it is described before
The secondary bottom wall 1111 of the first of side 111a, the anterior end of the described first secondary bottom wall 1111, which has, is approximately perpendicular to first pair
The first secondary side plate 1112 that bottom wall 1111 extends；Second breaker unit 12 includes the second outside shell 120 and the second bottom
Shell 121, the second sidewall 52 from the front side direction of second outside shell 120 extend and with second outside shell
120 form integral structure, and the bottom of the second sidewall 52, which has, is approximately perpendicular to the second sidewall 52 extends second
Main bottom wall 520, the anterior end of the second main bottom wall 520, which has, is approximately perpendicular to the described second main bottom wall 520 and second side
The second main side plate 521 that wall 52 extends, the leading flank 121a of second bottom case 121 is upper, close to the lower section input terminal interface 13a
Position has the second secondary bottom wall 1210 that is that side direction facing forward extends and being approximately perpendicular to the leading flank 121a, and described the
The anterior end of second mate's bottom wall 1210, which has, is approximately perpendicular to second pair of the described second secondary bottom wall 1210 and the extension of second sidewall 52
Side plate 1211；Fig. 4 further combined with Fig. 3 and Fig. 8 it will be apparent that, the secondary bottom wall 1111, second of the first main bottom wall 510, first
Main bottom wall 520 and the second secondary bottom wall 1210 in a lateral direction successively docking, split and form the bottom plate 50, described first is main
The secondary side plate 1112 of side plate 511, first, the second main side plate 521 and the successively docking, split in a lateral direction of the second secondary side plate 1211
And form front side board 53；It is shown in Fig. 5, when using 3P formula input power connector, specific structure is defeated in above-mentioned 2P formula
Enter and add a miniature circuit breaker again on the basis of power connector, then by the mounting hole that Fig. 5 is shown carry out riveting or
Screw is installed, i.e. what is shown in Fig. 6 is interrupted in setting between the first breaker unit 11 and the second breaker unit 12
Road device unit 10, the intermediate breaker unit 10 have split in the upper housing 100 and lower case 101 of one, the upper casing
The main bottom wall 1000 in centre extended on the leading flank 100a of body 100 with side direction facing forward, before the main bottom wall 1000 in centre
Side end, which has, is approximately perpendicular to the intermediate main side plate 1001 that the main bottom wall 1000 in the centre extends, before the lower case 101
The anterior end of the intermediate secondary bottom wall 1010 extended on the 101a of side with side direction facing forward, the intermediate secondary bottom wall 1010 has
It is approximately perpendicular to the intermediate secondary side plate 1011 that the intermediate secondary bottom wall 1010 extends, further combined with Fig. 5 and Fig. 9 it is found that described
First the 510, first secondary bottom wall 1111 of main bottom wall, intermediate main bottom wall 1000, intermediate secondary bottom wall 1010, the second main bottom wall 520 and the
Second mate's bottom wall 1210 in a lateral direction successively docking, split and form the bottom plate 50, first main side plate 511, first
Secondary side plate 1112, intermediate main side plate 1001, intermediate secondary side plate 1011, the second main side plate 521 and the second secondary side plate 1211 are in transverse direction
On direction successively docking, split and form front side board 53.
In the present embodiment, when the miniature circuit breaker group using 2P type is as input power connector, due to the first side
First outside shell 110 of wall 51, the first main bottom wall 510 and the first main side plate 511 and first breaker unit 11 is in one
Body formula structure, the first secondary bottom wall 1111 and the first secondary side plate 1112 and the first bottom case 111 of first breaker unit 11 are in
Therefore first outside shell 110 and the splicing of the first bottom case 111 only need to can be formed the first breaker unit by integral structure
11；Then since second sidewall 52, the second main bottom wall 520 and the second main side plate 521 and second outside shell 120 are in one
Formula structure, the second secondary side plate 1200 of secondary bottom wall 1210, second and second bottom case 121 are in integral structure, therefore, by second
Outside shell 120 and the splicing of the second bottom case 121 can form the second breaker unit 12, and then again by the first breaker unit
11 and second breaker unit 12 splice, 15 position of mounting hole then shown in Fig. 3 and Fig. 8 carry out riveting or screw peace
Dress just forms the input power connector with terminal box 5 of 2P formula, 5 bottom plate of terminal box of the input power connector
50 respectively by the first secondary bottom wall 1111 of main bottom wall 510, first, the second main bottom wall 520 and the second secondary bottom wall 1210 in transverse direction
On be spliced, likewise, the front side board 53 of terminal box 5 is respectively by the first main side plate 511, first on the input power connector
Secondary side plate 1112, the second main side plate 521 and the second secondary side plate 1211 are spliced in a lateral direction；When small-sized disconnected using 3P type
When road device group is as input power connector, only need will have the main bottom wall 1000 in centre and intermediate secondary bottom wall 1010 and intermediate master
The intermediate breaker unit 10 of side plate 1001 and intermediate secondary side plate 1011 splices in the first breaker unit 11 and the second breaker
Between unit 12, technical solution through this embodiment it should be clear that under specific circumstances, it is small to use 4P type if necessary
Type breaker group then need to only add the intermediate splicing of breaker unit 10 in the first breaker as input power connector again
Between unit 11 and the second breaker unit 12；In conclusion the present embodiment is directly in the mould of the shell of miniature circuit breaker
It improves on tool, so that the input power connector scope of application of the present embodiment is wider, cost is more cheap, especially exists
In the scope of application, if it is 2P formula input power connector, it is only necessary to open up 110 mold of the first outside shell, the first bottom
121 mold of 111 mold of shell, 120 mold of the second outside shell and the second bottom case connects if it is 3P 4P formula input power
Device is connect, then only needs to open up the mold of a secondary upper housing 100 and a secondary lower case 101 again, i.e., above-mentioned six secondary mold is matched
The breaker group 1 that the existing component in miniature circuit breaker can arbitrarily be spliced into the pole N is closed, without opening up other molds again,
Most important, the input power connector construction of the present embodiment is by 5 partial resolution of terminal box and is integrated into the shell of miniature circuit breaker
In body structure, therefore the die cost spending of in addition exploitation terminal box 5 is avoided, is wanted especially for multi-pole in the prior art
Under the premise of asking (such as notification number involved in this specification background technique be 205790438 U of CN patent), when needing to use
To be 2P formula input power connector when, it is necessary to secondary 5 mold of terminal box corresponding with 2P formula size is opened, when needing to use more
To be 3P formula input power connector when, it is necessary to secondary 5 mold of terminal box corresponding with 3P formula size is opened again, when needing to use
When to 4P formula input power connector, then need to open secondary 5 mold of terminal box corresponding with 4P formula size again, so, this reality
Apply the input power connector in example has powerful advantage in terms of cost, and natural excellent due to assembling combination
Gesture, it is only necessary to issue necessary mold above-mentioned can arbitrary load go out the input power connector of any number of poles needed, fit
Also seemed with range more prominent.
In the present embodiment, it is being set since the top end face of input power connector (face i.e. where sealing plate 54) needs to be arranged
On standby panel 4, to switch the wiring work of operation and external wire, routinely tied however, so then will lead to miniature circuit breaker
The distance between the adjustment hole 1301 and device panel 4 of the output terminal interface 13b of structure are too short (i.e. to show output terminal in Fig. 2
The adjustment hole 1301 of interface 13b is located at the structure of 1300 top of crimping chamber), extremely inconvenient staff carries out the adjusting peace of wiring
Dress, therefore the output terminal interface 13b is set to the orientation on the lower of 1 rear side of breaker group in the present embodiment
It sets, and its adjustment hole 1301 is located at the lower section of crimping chamber 1300 and forms flip-over type structure, so that staff is from equipment
Rear carries out the adjusting installation of wiring, is clearer explanation flip-over type structure, the present embodiment is specially shown with Figure 10 and connect
The schematic diagram of line terminals, it is found that being assemblied in the connecting terminal 8 in input terminal interface 13a and output terminal interface 13b in the figure
Including frame-type crimping frame 80 and screw 81 is adjusted, the adjusting screw 81 is adjustable threadably to be arranged in frame-type pressure
On coil holder 80, the adaptation of frame-type crimping frame 80 is mounted in the crimping chamber 1300, the nut portion for adjusting screw 81
810 are located in the adjustment hole 1301, also, also evident from the adjustment hole 1301 of the input terminal interface 13a in Fig. 9
Axial direction is located at the top of crimping chamber 1300, i.e., the adjustment hole 1301 of input terminal interface 13a and crimping chamber 1300 each other it
Between relative position be to meet structure distribution in the prior art as shown in Figure 2, and show in Fig. 8, output terminal interface
1301 axial direction of adjustment hole of 13b is located at the lower section of crimping chamber 1300, forms and completely contradicts with input terminal interface 13a
Positional relationship is referred to as flip-over type structure in the present embodiment, meanwhile, it is further displayed in Fig. 4, Fig. 6 and Fig. 9, in order to avoid outer
Short circuit is touched each other and formed to portion's conducting wire because of adverse circumstances such as concussions in 5 inner cavity of terminal box, in each described breaker list
There is high-order partition 6 between the input terminal interface 13a of member, as can be seen from Figure 4, first breaker unit 11 and the second open circuit
High-order partition 6 on device unit 12 forms integral structure with first bottom case 111 and the second bottom case 121 respectively, from Fig. 6 and
Fig. 9 is it is found that the high-order partition 6 on intermediate breaker unit 10 forms integral type knot respectively at upper housing 100 and lower case 101
Structure.
In addition, since the shell of general device (such as electric welding machine) is all metal conductive material, to prevent output end
Conducting wire at sub-interface 13b is contacted with apparatus casing, is shown outside the output terminal interface 13b in Fig. 3 and Fig. 5 of the present embodiment
Side is provided with shield 7, is shown in conjunction with Fig. 7 it is found that the shield 7 has lateral backplate 70 and the cross from lateral backplate 70
To two sides edge placement, in the elastic wall 71 for being approximately perpendicular to the lateral backplate 70 and extending, on the elastic wall 71, corresponding
Have on two medial surfaces to inward side to the wedge-shaped clamping portion 710 of extension, the two sides of the breaker group 1 and the wedge shape
The corresponding position in clamping portion 710 is respectively formed card slot 712, and the wedge shape clamping portion 710 is formed with the card slot 712 to be clamped.
In the present embodiment, as the citing to sealing plate and Wiring box connection structure of the invention, and from Fig. 3 combination Figure 11 with
And Fig. 5 combination Fig. 9 and Figure 12 are clearly demarcated it is found that the assembling structure of sealing plate 54 and terminal box 5 is based on being clamped, i.e. one end of sealing plate 54
Edge has strip 542, and position corresponding with the strip 542 forms detent 541 in terminal box 5, and then forms sealing plate
54 connect with the clamping of terminal box 5, although the detent 541 of 2P formula input power connector is not shown in the present embodiment attached drawing,
However already shown in the 3P formula input power connector that Fig. 9 is shown clear, therefore, have no effect on understanding.
Basic principles and main features and advantage of the invention have been shown and described above.The technical staff of the industry answers
The understanding, the present invention is not limited to the above embodiments, and the above embodiments and description only describe of the invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these change and change
Into all fall within the protetion scope of the claimed invention.The present invention claims protection scope according to the attached claims and its equivalent
Object defines.
Claims (7)
1. a kind of input power connector improved based on miniature circuit breaker, including at least two miniature circuit breaker units are spelled
Together in the breaker group of one, the miniature circuit breaker unit of the rightmost side forms the first breaker unit, the open circuit of the leftmost side
Device unit formed the second breaker unit, and in the breaker group, the front and rear sides of each breaker unit distinguish shape
At input terminal interface and output terminal interface, the input terminal interface and output terminal interface are respectively provided with crimping chamber and tune
Knothole, it is characterised in that: the input terminal interface is in the position against the top on front side of breaker group, and the breaker group
It is upper, extending with side direction facing forward, the input terminal interface and the shell with the breaker group are at least accommodated in depth
The terminal box of the integrated structure of the bodily form.
2. a kind of input power connector improved based on miniature circuit breaker according to claim 1, feature are existed
In the envelope that: the terminal box includes the first side wall, second sidewall, bottom plate and front side board and is covered in above the terminal box
Plate offers entrance hole on the sealing plate；First breaker unit include the first outside shell and with described first outside
Side body split in one the first bottom case, the first side wall from the front side direction of first outside shell extend and with institute
The first integrated structure of the outer shell bodily form is stated, the bottom of the first side wall, which has, is approximately perpendicular to the first side wall extension
The first main bottom wall, the anterior end of the first main bottom wall, which has, is approximately perpendicular to first major side wall and the first side wall prolongs
The the first main side plate stretched, the lower position on the leading flank of first bottom case, close to input terminal interface have towards front side
To extension and the first secondary bottom wall for being approximately perpendicular to the leading flank, the anterior end of the described first secondary bottom wall has big
Cause the first secondary side plate extended perpendicular to the described first secondary bottom wall；Second breaker unit includes the second outside shell and the
Two bottom cases, the second sidewall extend from the front side direction of second outside shell and form one with the second outer shell body
Body formula structure, the bottom of the second sidewall, which has, is approximately perpendicular to the second main bottom wall that the second sidewall extends, and described the
The anterior end of two main bottom walls has the second main side plate for being approximately perpendicular to the described second main bottom wall and second sidewall extension, described
It is extending on the leading flank of second bottom case, close to input terminal interface lower position with side direction facing forward and substantially vertical
In the second secondary bottom wall of the leading flank, the anterior end of the described second secondary bottom wall, which has, is approximately perpendicular to the described second secondary bottom wall
Extend the second secondary side plate with second sidewall；The first main bottom wall, the first secondary bottom wall, the second main bottom wall and the second secondary bottom wall are in cross
To on direction successively docking, split and form the bottom plate, first main side plate, the first secondary side plate, the second main side plate and the
Second mate's side plate in a lateral direction successively docking, split and form front side board.
3. a kind of input power connector improved based on miniature circuit breaker according to claim 2, feature are existed
In: it further include the intermediate breaker unit being arranged between the first breaker unit and the second breaker unit, the middle interruption
There is road device unit split to extend on the upper housing and lower case of one, the leading flank of the upper housing with side direction facing forward
The main bottom wall in centre, the anterior end of the main bottom wall in centre have is approximately perpendicular to the main bottom wall in the centre extend it is intermediate main
Side plate, the intermediate secondary bottom wall extended on the leading flank of the lower case with side direction facing forward, the front side of the intermediate secondary bottom wall
End, which has, is approximately perpendicular to the intermediate secondary side plate that the intermediate secondary bottom wall extends, the first main bottom wall, the first secondary bottom wall, in
Between main bottom wall, intermediate secondary bottom wall, the second main bottom wall and the second secondary bottom wall in a lateral direction successively docking, split and formed described
Bottom plate, first main side plate, the first secondary side plate, intermediate main side plate, intermediate secondary side plate, the second main side plate and the second secondary side plate exist
In transverse direction successively docking, split and form front side board.
4. a kind of input power connector improved based on miniature circuit breaker according to claim 2 or 3, feature
Be: the output terminal interface is in the position on the lower on rear side of the breaker group, and its adjustment hole is located at crimping chamber
Lower section and form flip-over type structure.
5. a kind of input power connector improved based on miniature circuit breaker according to claim 4, feature are existed
In: there is high-order partition between the input terminal interface of each breaker unit.
6. a kind of input power connector improved based on miniature circuit breaker according to claim 5, feature are existed
In: shield is provided on the outside of the output terminal interface.
7. a kind of input power connector improved based on miniature circuit breaker according to claim 6, feature are existed
In: the shield have lateral backplate and from the both lateral sides edge placement of lateral backplate, in being approximately perpendicular to the cross
To the elastic wall of backplate extension, have on the elastic wall, on corresponding two medial surfaces to inward side to the wedge-shaped card of extension
Socket part, the two sides of the breaker group, position corresponding with the wedge shape clamping portion are respectively formed card slot, the wedge shape clamping
Portion and the card slot, which are formed, to be clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810798213.1A CN109004388A (en) | 2018-07-19 | 2018-07-19 | A kind of input power connector improved based on miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810798213.1A CN109004388A (en) | 2018-07-19 | 2018-07-19 | A kind of input power connector improved based on miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109004388A true CN109004388A (en) | 2018-12-14 |
Family
ID=64596130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810798213.1A Pending CN109004388A (en) | 2018-07-19 | 2018-07-19 | A kind of input power connector improved based on miniature circuit breaker |
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| Country | Link |
|---|---|
| CN (1) | CN109004388A (en) |
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| US20080116173A1 (en) * | 2006-11-16 | 2008-05-22 | Sisson Glen C | Electrical switching apparatus and vented case therefor |
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| CN205790438U (en) * | 2016-05-12 | 2016-12-07 | 温州市三前电气科技有限公司 | Input power adapter and input power connector installation structure |
| CN205984838U (en) * | 2016-08-30 | 2017-02-22 | 伊发控股集团有限公司 | Electric leakage breaker |
| CN206877929U (en) * | 2017-05-22 | 2018-01-12 | 浙江正泰电器股份有限公司 | Terminal box |
| CN208385647U (en) * | 2018-07-19 | 2019-01-15 | 张品芬 | A kind of input power connector improved based on miniature circuit breaker |
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- 2018-07-19 CN CN201810798213.1A patent/CN109004388A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080116173A1 (en) * | 2006-11-16 | 2008-05-22 | Sisson Glen C | Electrical switching apparatus and vented case therefor |
| KR100854383B1 (en) * | 2007-03-08 | 2008-09-02 | 엘에스산전 주식회사 | A case for circuit breaker with a monolithic door |
| CN205790438U (en) * | 2016-05-12 | 2016-12-07 | 温州市三前电气科技有限公司 | Input power adapter and input power connector installation structure |
| CN205984838U (en) * | 2016-08-30 | 2017-02-22 | 伊发控股集团有限公司 | Electric leakage breaker |
| CN206877929U (en) * | 2017-05-22 | 2018-01-12 | 浙江正泰电器股份有限公司 | Terminal box |
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