CN214411084U - Plastic case circuit breaker - Google Patents
Plastic case circuit breaker Download PDFInfo
- Publication number
- CN214411084U CN214411084U CN202120207238.7U CN202120207238U CN214411084U CN 214411084 U CN214411084 U CN 214411084U CN 202120207238 U CN202120207238 U CN 202120207238U CN 214411084 U CN214411084 U CN 214411084U
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- China
- Prior art keywords
- circuit board
- mounting groove
- shell
- circuit breaker
- cavity
- 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
- 238000004891 communication Methods 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 238000005267 amalgamation Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 description 14
- 238000000429 assembly Methods 0.000 description 14
- 230000007246 mechanism Effects 0.000 description 12
- 230000008901 benefit Effects 0.000 description 10
- 238000005070 sampling Methods 0.000 description 6
- SUBRHHYLRGOTHL-UHFFFAOYSA-N 1,2,5-trichloro-3-(2,3-dichlorophenyl)benzene Chemical compound ClC1=CC(Cl)=C(Cl)C(C=2C(=C(Cl)C=CC=2)Cl)=C1 SUBRHHYLRGOTHL-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a moulded case circuit breaker, including the shell, the shell inboard has the cavity, at least, arrange in proper order in the cavity and be provided with three contact subassembly and operating device, operating device is connected with operating handle, operating device corresponds the top that sets up at the contact subassembly that is located the intermediate position, the both ends of shell are provided with binding post, the inboard both sides position that corresponds operating device of cavity is provided with two circuit board installation chambeies, two circuit board installation chambeies correspond the top position that sets up at other two contact subassemblies respectively, the one end of shell is provided with the mounting groove, and this mounting groove correspondence sets up and is located simultaneously in binding post's top position two circuit board installation chambeies with one side position, be provided with in the mounting groove with the electrically conductive coupling assembling of pegging graft of wireless communication module cooperation. The utility model discloses its inner structure overall arrangement is more reasonable, compact to can make things convenient for wireless communication module's dismouting to change.
Description
Technical Field
The utility model relates to a moulded case circuit breaker.
Background
The intelligent moulded case circuit breaker of current all includes the shell usually, the shell inboard is provided with the cavity, be provided with contact assembly in the cavity, operating device with the contact assembly linkage, wear to establish the operating handle outside the cavity, a plurality of data sampling with the contact assembly cooperation realization circuit breaker, handle, control, the circuit board of functions such as basic protection, wireless communication module etc. receive the restriction of cavity inner space, accomplish hardly and install these parts in the cavity under the condition that does not influence the whole volume of moulded case circuit breaker, this causes moulded case circuit breaker's whole volume great, there is higher requirement to the installation environment. In order to facilitate the disassembly and assembly of the wireless communication module, some existing molded case circuit breaker products can adopt an external mode to connect the wireless communication module with the molded case circuit breaker, but the disassembly and assembly process is troublesome, and the problems of line interference, winding and the like are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a moulded case circuit breaker, its inner structure overall arrangement is more reasonable, compact to can make things convenient for wireless communication module's dismouting to change.
In order to achieve the above object, the present invention provides a molded case circuit breaker, which comprises a housing, wherein a cavity is arranged inside the housing, at least three contact assemblies and an operating mechanism connected and matched with the contact assemblies are sequentially arranged in the cavity, the operating mechanism is connected with an operating handle penetrating the housing, the operating mechanism is correspondingly arranged above the contact assemblies positioned at the middle position, two terminals connected with the contact assemblies in a matching manner are arranged at two ends of the housing, two circuit board mounting cavities capable of being used for accommodating circuit boards are arranged at positions corresponding to two sides of the operating mechanism inside the cavity, the two circuit board mounting cavities are respectively correspondingly arranged at positions above the other two contact assemblies, one end of the housing is provided with a mounting groove for accommodating a wireless communication module, the mounting groove is correspondingly arranged at a position above the terminal and positioned at the same side position of the two circuit board mounting cavities, and a connecting assembly which is matched with the wireless communication module and is electrically connected with the wireless communication module in a plugging manner is arranged in the mounting groove.
The utility model has the advantages that: two circuit board installation cavities are arranged at the two sides of the cavity corresponding to the operating mechanism and are respectively correspondingly arranged at the upper positions of other two contact assemblies, and the installation groove is arranged at one end of the shell and is correspondingly arranged above the wiring terminal, so that the redundant internal space of the shell can be fully utilized, the contact assemblies, the operating mechanism, the operating handle, a plurality of circuit boards for realizing the functions of data sampling, processing, controlling, basic protection and the like of the circuit breaker, a wireless communication module and the like can be reasonably arranged on the molded case circuit breaker, the change of the whole volume of the molded case circuit breaker is small, a good isolation effect can be generated among the parts, the running stability of the molded case circuit breaker is improved, and the wireless communication module can be connected with the circuit board of the data sampling module such as current, voltage and the like in the shell through the connection assembly in the installation groove, make things convenient for wireless communication module's dismouting.
Further, the shell is spliced in proper order by base, well seat and upper cover and is formed, the contact subassembly sets up between base and well seat, and the middle part of well seat is provided with the first notch that is used for holding operating device, and the middle part of upper cover is provided with the second notch that is used for wearing to establish operating handle, and the both sides position that well seat upper portion corresponds first notch is provided with two first recesses, the lower part of upper cover is provided with two second recesses corresponding with first recess, the circuit board installation cavity comprises first recess and second recess amalgamation, the mounting groove comprises the third recess of upper cover one end and the fourth recess amalgamation of well seat one end.
The further setting brings the advantages that: the shell adopts three-layer mosaic structure, makes things convenient for the production and processing of shell part, can install the inboard subassembly of shell in proper order along the concatenation order of base, well seat and upper cover during the assembly, first recess and second recess can form in the concatenation circuit board installation cavity, third recess and fourth recess can form in the concatenation the mounting groove, whole installation process is simple, convenient, can improve production assembly efficiency.
Furthermore, at least two circuit boards are longitudinally arranged in the circuit board mounting cavity at intervals.
The further setting brings the advantages that: more circuit boards can be accommodated in the circuit board mounting cavity, and the circuit boards are arranged at intervals in the longitudinal direction, so that adjacent circuit boards are not easy to interfere with each other.
Furthermore, the first groove and/or the second groove are/is provided with convex columns which are used for being matched with the circuit boards respectively for supporting and positioning.
The further setting brings the advantages that: the convex columns can be matched with the circuit boards respectively for supporting and positioning, so that the circuit boards in the circuit board mounting cavity are not easy to shake, the circuit boards can be ensured to be in a mutually isolated state, and the interference among the circuit boards is reduced.
Furthermore, the connecting component at least comprises two first connecting heads which can be respectively matched with the wireless communication modules with different standards for conducting and plugging.
The further setting brings the advantages that: the wireless communication module with at least two different standards can be installed through the first connecting head on the connecting assembly, so that the wireless communication modules with at least two different standards can be adapted to the same molded case circuit breaker product, the applicability of the product is improved, and the use cost is reduced.
Further, coupling assembling can dismantle the setting and be in the mounting groove to this coupling assembling is still including the second connector, the inboard of mounting groove be provided with the third connector of electrically conductive grafting of second connector cooperation.
The advantage of adopting above-mentioned setting is: make things convenient for the dismouting, maintenance and the change of coupling assembling.
Furthermore, one end of the mounting groove corresponding to the shell is provided with a side slot for inserting the connecting component, at least two through holes respectively communicated with the two circuit board mounting cavities are formed in the inner side wall of the mounting groove corresponding to the side slot, and the third connecting head is configured on the circuit board accommodated in the circuit board mounting cavities and penetrates through the through holes.
The advantage of adopting above-mentioned setting is: the setting of side notch can increase the capacity of mounting groove as far as, coupling assembling can pack into or take out from the mounting groove along the side notch, also makes things convenient for the plug between second connector and the third connector to be connected simultaneously, and the third connector is disposed on the circuit board of holding in the circuit board installation cavity, makes things convenient for the while installation of third connector.
Further, the end inner wall of mounting groove is provided with the first locating hole of wearing to establish to the shell bottom, be provided with the second locating hole of lining up with first locating hole on the coupling assembling.
The advantage of adopting above-mentioned setting is: the accessible wears to establish the screw in first locating hole and second locating hole, except can making things convenient for the holistic installation of moulded case circuit breaker fixed, can also be in the same place coupling assembling and shell are fixed, improves the reliability of connecting.
Further, a cover plate is rotatably arranged at the notch of the mounting groove.
The advantage of adopting above-mentioned setting is: the setting of apron can cover wireless communication module, can play the effect of keeping apart and protecting it.
Furthermore, a third positioning hole is formed in the cover plate, and the connecting assembly comprises a fourth positioning hole which is matched, connected and matched with the third positioning hole.
The advantage of adopting above-mentioned setting is: can be in the same place apron and coupling assembling fixed connection through wearing to establish the screw in third locating hole and fourth locating hole, prevent that the apron from being opened, also can connect the location to coupling assembling and shell simultaneously.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is a diagram of the upper cover of the embodiment of the present invention;
fig. 3 is a diagram illustrating the circuit board in the second groove according to the embodiment of the present invention;
fig. 4 is a diagram illustrating the circuit board being mounted in the first groove according to an embodiment of the present invention;
fig. 5 is a transverse sectional view of the corresponding circuit board installation cavity position of the embodiment of the present invention.
Fig. 6 illustrates the assembly and disassembly of the connection assembly in the mounting groove according to the embodiment of the present invention;
fig. 7 is an exploded view 1 of a connection assembly according to an embodiment of the present invention;
fig. 8 is an exploded view 2 of a coupling assembly according to an embodiment of the present invention;
fig. 9 is a transverse sectional view of the corresponding mounting slot position of the embodiment of the present invention;
fig. 10 is a longitudinal sectional view of the corresponding mounting slot location of an embodiment of the present invention;
fig. 11 is a schematic view of the cover in an open state according to the embodiment of the present invention.
Detailed Description
The embodiment of the molded case circuit breaker of the present invention is shown in fig. 1 to 11: the circuit board switching device comprises a shell 1, a cavity 10 is arranged on the inner side of the shell 1, three contact assemblies 2 and an operating mechanism 3 connected and matched with the contact assemblies 2 are sequentially arranged in the cavity 10, the operating mechanism 3 is connected with an operating handle 4 penetrating to the upper side of the shell 1, the three contact assemblies 2 can be driven by the operating handle 4 to realize switching-on and switching-off actions, the operating mechanism 3 is correspondingly arranged above the contact assembly 2 positioned at the middle position in the three contact assemblies 2, the operating mechanism 3 plays a role in linkage between the contact assemblies 2 and the operating handle 4, connecting terminals 5 connected with the three contact assemblies 2 in a matched manner are arranged at two ends of the shell 1, two circuit board mounting cavities 11 used for accommodating circuit boards 6 are arranged on the inner side of the cavity 10 corresponding to two side positions of the operating mechanism 3, the two circuit board mounting cavities 11 are respectively correspondingly arranged at the upper positions of the other two contact assemblies 2 (as shown in figure 5), circuit board 6 can be used to cooperate with contact subassembly 2 to realize functions such as the data sampling of circuit breaker, processing, control or circuit breaker basis protection (for example measurement and earth leakage protection function), the one end of shell 1 is provided with mounting groove 12 that is used for holding wireless communication module 7, and this mounting groove 12 corresponds the top position that sets up at binding post 5 and lies in simultaneously two circuit board installation cavities 11 with one side position, be provided with in mounting groove 12 with the electrically conductive coupling assembling 8 of pegging graft of wireless communication module 7 cooperation, can realize wireless communication module 7 and set up the electric connection between the data sampling module such as electric current, voltage of moulded case circuit breaker shell 1 inboard through the cooperation of being connected with coupling assembling 8.
The shell 1 is formed by sequentially splicing a base 13, a middle seat 14 and an upper cover 15, the contact assembly 2 is arranged between the base 13 and the middle seat 14, the contact assembly 2 is designed in a modularized mode, the inner space of the cavity 10 can be further saved, a first notch 141 used for accommodating the operating mechanism 3 is arranged in the middle of the middle seat 14, a second notch 151 used for penetrating through the operating handle 4 is arranged in the middle of the upper cover 15, two first grooves 142 are arranged on two sides of the upper portion of the middle seat 14 corresponding to the first notch 141, two second grooves 152 corresponding to the first grooves 142 are arranged on the lower portion of the upper cover 15, the circuit board mounting cavity 11 is formed by splicing the first grooves 142 and the second grooves 152, and the mounting groove 12 is formed by splicing a third groove 153 at one end of the upper cover 15 and a fourth groove 143 at one end of the middle seat 14.
Among two circuit board installation cavities 11, one of them circuit board installation cavity 11 holds two circuit boards 6, hold three circuit board 6 in another circuit board installation cavity 11, circuit board 6 in the same circuit board installation cavity 11 is vertical interval arrangement, circuit board 6 that is located the top in circuit board installation cavity 11 supports the location with the cooperation of the projection 16 that sets up in second recess 152, circuit board 6 that is located circuit board installation cavity 11 middle part and below and the cooperation of the projection 16 that sets up in first recess 142 support the location, can dispose the projection 16 of different heights in first recess 142 to can make and be located between two circuit boards 6 in first recess 142 and can keep the state of mutual interval between circuit board 6 in first recess 142 and the circuit board 6 in second recess 152. The convex column 16 adopts a hole column, and the circuit board 6 can be locked and positioned at the end part of the convex column 16 through a screw mode.
Coupling assembling 8 is at least including two kinds can be respectively with the electrically conductive first connector 81 of pegging graft of different standard wireless communication module 7 cooperation, and the wireless communication module 7 of different standards is installed be connected with the first connector 81 of corresponding type when in mounting groove 12, improve the suitability to the wireless communication module 7 of different standards, the mounting groove 12 that adopts above-mentioned structure has great capacity, can be used to the wireless communication module 7 of the not unidimensional of holding.
Coupling assembling 8 can dismantle the setting and be in mounting groove 12 to this coupling assembling 8 is still including second connector 82, the inboard of mounting groove 12 be provided with the third connector 61 of the electrically conductive grafting of second connector 82 cooperation makes things convenient for coupling assembling 8's dismouting and with the electric connection of the inboard component of shell 1, coupling assembling 8 except can playing the electric connection between the data sampling module such as the electric current of establishing wireless communication module 7 and shell 1 inboard, voltage, can also play the effect of "adapter", can improve the suitability with different standard wireless communication module 7.
The connecting assembly 8 comprises a PCB 83 and a base 84 which are connected with each other, the PCB 83 is fixed at the bottom of the base 84, and the first connector 81 and the second connector 82 are welded and fixed on the PCB 83 and connected with each other through an integrated circuit on the PCB 83.
One end of the mounting groove 12 corresponding to the housing 1 is provided with a side notch 121 for inserting the connecting assembly 8, two through holes 122 respectively communicated with the two circuit board mounting cavities 11 are arranged on the inner side wall of the mounting groove 12 corresponding to the side notch 121, the third connector 61 is welded and fixed on the circuit board 6 accommodated in the circuit board mounting cavities 11 and penetrates through the through holes 122 in the through holes 122, the third connector 61 can be inserted into the through holes 122 when the circuit board 6 is mounted and positioned, the conductive insertion direction of the second connector 82 and the third connector 61 is consistent with the insertion direction of the connecting assembly 8 along the side notch 121, the conductive insertion of the second connector 82 and the third connector 61 can be realized when the connecting assembly 8 is inserted into the mounting groove 12 along the side notch 121, and the mounting and dismounting are convenient.
The end inner wall of mounting groove 12 is provided with the first locating hole 123 of wearing to establish to shell 1 bottom, be provided with the second locating hole 85 that aligns with first locating hole 123 on the coupling assembling 8, the screw can be simultaneously to between shell 1 and the coupling assembling 8 and to the holistic installation location of moulded case circuit breaker when wearing to locate in first locating hole 123, the second locating hole 85, set up first locating hole 123 and second locating hole 85 in this department and cooperate the screw location of the 1 other end of shell can improve the stability of moulded case circuit breaker whole installation location.
The mounting groove 12 further has an upper notch 124, the upper notch 124 is rotatably provided with a cover plate 17, and the cover plate 17 can cover the wireless communication module 7 accommodated in the mounting groove 12, so that the stability of the wireless communication module in operation is improved.
The cover plate 17 is provided with a third positioning hole 171, the connecting component 8 comprises a fourth positioning hole 841 matched and connected with the third positioning hole 171, and the cover plate 17 and the connecting component 8 can be connected and positioned by penetrating screws through the third positioning hole 171 and the fourth positioning hole 841.
The above embodiment is only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a moulded case circuit breaker, includes the shell, and the shell inboard has the cavity, arrange in proper order at least in the cavity and be provided with three contact assembly and be connected complex operating device with contact assembly, operating device is connected with the operating handle who wears to establish to the shell top, operating device corresponds the top that sets up the contact assembly who is located the intermediate position, the both ends of shell are provided with the binding post of being connected with the contact assembly cooperation, its characterized in that: the inboard both sides position that corresponds operating device of cavity is provided with two circuit board installation chambeies that can be used to the holding circuit board, two circuit board installation chambeies correspond the top position that sets up at other two contact subassemblies respectively, the one end of shell is provided with the mounting groove that is used for holding wireless communication module, and this mounting groove corresponds the top position that sets up at binding post and lies in simultaneously two circuit board installation chambeies with one side position, be provided with in the mounting groove with the electrically conductive coupling assembling of pegging graft of wireless communication module cooperation.
2. The molded case circuit breaker according to claim 1, wherein: the shell is spliced in proper order by base, well seat and upper cover and is formed, the contact subassembly sets up between base and well seat, and the middle part of well seat is provided with the first notch that is used for holding operating device, and the middle part of upper cover is provided with the second notch that is used for wearing to establish operating handle, and the both sides position that well seat upper portion corresponds first notch is provided with two first recesses, the lower part of upper cover is provided with two second recesses corresponding with first recess, the circuit board installation cavity comprises first recess and second recess amalgamation, the mounting groove comprises the third recess of upper cover one end and the fourth recess amalgamation of well seat one end.
3. The molded case circuit breaker according to claim 2, wherein: at least two circuit boards are longitudinally arranged in the circuit board mounting cavity at intervals.
4. A molded case circuit breaker according to claim 3, wherein: and convex columns which are used for being matched with the circuit boards respectively to support and position are arranged in the first groove and/or the second groove.
5. The molded case circuit breaker according to claim 1, wherein: the connecting component at least comprises two first connecting heads which can be respectively matched with the wireless communication modules with different standards for conducting and inserting.
6. The molded case circuit breaker according to claim 5, wherein: coupling assembling can dismantle the setting and be in the mounting groove to this coupling assembling is still including the second connector, the inboard of mounting groove be provided with the third connector of electrically conductive grafting of second connector cooperation.
7. The molded case circuit breaker according to claim 6, wherein: the mounting groove is provided with a side notch for inserting the connecting component at one end corresponding to the shell, at least two through holes respectively communicated with the two circuit board mounting cavities are formed in the inner side wall of the mounting groove corresponding to the side notch, and the third connecting head is configured on the circuit board accommodated in the circuit board mounting cavities and penetrates through the through holes.
8. The molded case circuit breaker according to claim 7, wherein: the bottom inner wall of mounting groove is provided with the first locating hole of wearing to establish to the shell bottom, be provided with the second locating hole of lining up with first locating hole on the coupling assembling.
9. The molded case circuit breaker according to claim 1, wherein: the notch department of mounting groove rotates and is provided with the apron.
10. The molded case circuit breaker according to claim 9, wherein: the cover plate is provided with a third positioning hole, and the connecting assembly comprises a fourth positioning hole which is matched, connected and matched with the third positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120207238.7U CN214411084U (en) | 2021-01-25 | 2021-01-25 | Plastic case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120207238.7U CN214411084U (en) | 2021-01-25 | 2021-01-25 | Plastic case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214411084U true CN214411084U (en) | 2021-10-15 |
Family
ID=78048854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120207238.7U Expired - Fee Related CN214411084U (en) | 2021-01-25 | 2021-01-25 | Plastic case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214411084U (en) |
-
2021
- 2021-01-25 CN CN202120207238.7U patent/CN214411084U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |