CN209804567U - pluggable control box for circuit breaker - Google Patents
pluggable control box for circuit breaker Download PDFInfo
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- CN209804567U CN209804567U CN201921140183.1U CN201921140183U CN209804567U CN 209804567 U CN209804567 U CN 209804567U CN 201921140183 U CN201921140183 U CN 201921140183U CN 209804567 U CN209804567 U CN 209804567U
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- module
- control box
- circuit board
- port
- pluggable control
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Abstract
the utility model relates to a low voltage apparatus technical field discloses a pluggable control box, including casing, face lid and inlet wire end and leading-out terminal, the casing is close to the distolateral breach that is provided with of being qualified for the next round of competitions, be provided with pluggable control box in the breach, pluggable control box includes module lid, circuit board subassembly and module seat, and circuit board subassembly inserts and locates on the module seat, and the module lid links to each other and wraps up through the buckle with the module seat circuit board subassembly. Compared with the prior art, the utility model discloses but plug-in control box and circuit breaker casing are plug-in, and circuit board subassembly sets up to be connected through its each connection port and the corresponding connecting wire of circuit breaker in the control box, as an independent module, dismouting, easy maintenance during production.
Description
Technical Field
The utility model relates to a low-voltage apparatus technical field, in particular to but, plug-in control box for on circuit breaker.
background
The circuit breaker is the most common industrial and civil power distribution protection device at present, and can be used for switching on, carrying and breaking a circuit under the condition that the circuit is normal, and tripping the protection circuit when the circuit has faults of short circuit, overload, undervoltage, voltage loss and the like. The circuit breaker is usually installed in the switch board as main switch or shunt switch, and when as main switch, its leading-out terminal is equipped with a plurality of current transformer simultaneously usually, and current transformer secondary winding links to each other with the ammeter, measures the electric power parameter in the circuit in real time.
In a common circuit breaker in the market, an internal circuit control module is usually designed with a shell and an internal structure of the circuit breaker into a whole, so that the circuit breaker is inconvenient to maintain, the whole circuit breaker needs to be disassembled for maintenance when control circuit parameters in the circuit breaker need to be modified, and the circuit breaker is inconvenient to produce and needs to be produced integrally; in addition, when the circuit breaker broke down and need the maintenance, need wholly take apart the maintenance to the circuit breaker, waste time and energy, consequently need design a pluggable control box for on the circuit breaker, circuit breaker shell and circuit module detachable production, divide the worker clearly and definitely, dismantle easy maintenance, only need with the control box take down the independent maintenance can.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: to the problem that exists among the prior art, the utility model provides a but plug-in control box for on circuit breaker, control box and circuit breaker casing are plug-in, and circuit board subassembly sets up to be connected with each module of circuit breaker through its each extension mouth and wiring mouth in the control box, production easy maintenance.
The technical scheme is as follows: the utility model provides a but plug-in control box for on circuit breaker, including casing, face lid and inlet wire end and leading-out terminal, the face lid is on the casing, inlet wire end and leading-out terminal set up both ends around the casing respectively, the casing is close to the outlet wire distolateral and is provided with a breach, be provided with plug-in control box in the breach, but plug-in control box includes module lid, circuit board subassembly and module seat, circuit board subassembly inserts and locates in the module seat, the module lid links to each other and wraps up through the buckle with the module seat circuit board subassembly, be provided with a plurality of through-hole on the module seat, be equipped with a plurality of connection port on the circuit board subassembly, it passes the through-hole and is connected with the corresponding connecting wire on the casing.
Furthermore, a female buckle is fixed on each of four sides of the module cover, the module seat is in the shape of a hollow box, the size of the upper surface of the module seat is the same as that of the module cover, male buckles are respectively arranged on the outer side walls of the four sides of the module seat and correspond to the female buckles, and the female buckles and the male buckles can be clamped.
furthermore, the circuit board assembly comprises a liquid crystal display screen, a plurality of function keys and a plurality of LED indicating lamps; the side wall of one end of the circuit board assembly is provided with an external expansion port and an external communication port, the side wall of the other end of the circuit board assembly is also provided with a function expansion port and a magnetic flux converter interface, the bottom of the circuit board assembly is also provided with a current transformer sampling port and a power supply port, and the external expansion port and the external communication port are connected with an upper computer through connecting wires to realize communication and interconnection of a power distribution network; the function expansion port, the magnetic flux converter interface, the current transformer sampling port and the power supply port are connected with corresponding connecting wires in the shell.
Furthermore, a pair of first through holes are respectively formed in the side wall of the module seat at positions corresponding to the external expansion port and the external communication port; a pair of second through holes are formed in the positions corresponding to the function expansion port and the magnetic flux converter interface; a pair of third through holes are formed in the bottom of the module seat and correspond to the current transformer sampling port and the power supply port; the first through hole vertically penetrates through the upper surface of the module seat, and the external expansion port and the external communication port penetrate through the first through hole and extend from the inner side of the side wall of the module seat to the outer side of the side wall of the module seat.
Furthermore, a pair of first limiting bosses are arranged at the left end and the right end of the female buckle at one side of the module cover, a pair of second limiting bosses are arranged at the left end and the right end of the female buckle at the opposite side of the female buckle, and the first limiting bosses and the second limiting bosses can be inserted into the inner side wall of the module seat.
furthermore, the first limiting boss corresponds to the first through hole in position and comprises an outer cover plate and a pair of plugboards, the plugboards are fixed at two ends of the outer cover plate and can be plugged into inner walls on two sides of the first through hole, and the outer cover plate covers the upper end of the first through hole.
Furthermore, a plurality of support ribs in the vertical direction are arranged on the outer side wall of the module seat.
Further, the upper end of the support rib is arranged to be a downward inclined surface.
Furthermore, the side wall of one side of the module seat is provided with an inverted step structure, and a positive step structure which can be attached to the gap of the shell is arranged in the gap of the shell.
furthermore, a through hole smaller than the peripheral size of the module cover is arranged on the surface cover and at the position corresponding to the pluggable control box.
Has the advantages that:
1. The utility model discloses a but plug-in control box is connected with the circuit breaker through some ports that its box body outside set up, makes plug-in control box be an independent module, produces as independent module when production, increases the convenience, when it meets the problem needs to be maintained, only need take out the circuit breaker casing with the control box outside, maintains it alone, convenient and portable.
2. The utility model discloses a pin thread carries out the joint with the box, makes module lid and module seat conveniently be connected, and it is simple to dismantle.
3. The utility model discloses set up a plurality of brace rods at the outer wall of module seat, play to plug-in control box and will support and limiting displacement, make its specific position at circuit breaker casing, do not slide downwards.
4. The utility model arranges the limit lugs on the two sides of the female buckle of the module cover, and limits the module cover and the module seat through the limit lugs, thereby being convenient for clamping the module cover and the module seat more closely; the first limiting bump is further provided with an outer cover plate and a pair of plug boards, the first through hole in the side wall of the module seat can be sealed by other through holes of the occupied parts of the external expansion port and the external communication port while the first limiting bump is in limiting clamping connection, and no gap is reserved.
5. The utility model discloses module base one side lateral wall sets up to the step form of invering, with the laminating of the positive step in the circuit breaker casing for but restriction plug-in control box is sunken, makes its restriction in specific position.
6. The utility model discloses be provided with a face lid in the casing outside, the face lid is located pluggable control box position and sets up a breach, exposes pluggable control box on the surface, but can play pluggable control box upper portion limiting displacement again, realizes pluggable control box's upper and lower fixed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the whole pluggable control box of the present invention;
FIG. 3 is a schematic perspective view of the pluggable control box of the present invention in another side direction;
FIG. 4 is a schematic structural diagram of the module seat of the present invention;
FIG. 5 is a schematic view of a side-directional structure of the module cover of the present invention;
FIG. 6 is a schematic view of the module cover of the present invention in the other side direction;
fig. 7 is a schematic structural view of the circuit board assembly of the present invention;
Fig. 8 is a schematic view of the bottom structure of the circuit board assembly of the present invention;
fig. 9 is a side view of the pluggable control box of the present invention.
The module comprises a shell 1, a face cover 2, a wire inlet end 3, a wire outlet end 4, a module seat 5, a male buckle 501, a first through hole 502, a second through hole 503, a third through hole 504, a support rib 505, a step structure 506, a circuit board assembly 6, a liquid crystal display screen 601, an LED indicator light 602, a function button 603, an external expansion port 604, an external communication port 605, a magnetic flux converter interface 606, a function expansion port 607, a power supply port 608, a current transformer sampling port 609, a module cover 7, a female buckle 701, a first limiting bump 702, an external sealing panel 7021, a plug board 7022 and a second limiting bump 703.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, and it is noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Embodiment 1:
Referring to fig. 1 to 3, the utility model discloses a but plug-in control box for on circuit breaker, this embodiment includes circuit breaker casing 1, can set up inlet wire end 3 and leading-out terminal 4 respectively with the rear end by the front end, is covered with a face lid 2 on casing 1, and face lid 2 is fixed through the fastener mode with casing 1.
Set up a breach on being close to casing 1 of leading-out terminal 4 one side, can place a pluggable control box in the breach, and on face lid 2 with pluggable control box correspond the position be provided with one with the same through-hole of pluggable control box size plays the fixed action, conveniently look over moreover with the operation pluggable control box. This pluggable control box includes module seat 5, circuit board subassembly 6 and a module lid 7, 6 horizontal direction covers at module seat 5 upper surface of circuit board subassembly, module seat 5 is hollow box-like, the upper surface of module seat 5 is the same with module lid 7's size, module lid 7 four sides all is fixed with a box 701, the position that corresponds with box 701 on four lateral walls of module seat 5 is fixed with a pin 501, there is a through-hole in the middle of box 701, pin 501 is a lug, pin 501 is located the through-hole of box 701, box 701 can the joint be in the same place with pin 501 like this, and wrap up circuit board subassembly 6 in module seat 5's inside.
A liquid crystal display screen 601 is fixed on the upper surface of the circuit board assembly 6, and a plurality of function keys 603 and a plurality of LED indicator lamps 602 are fixed on the left side and the right side of the liquid crystal display screen 601. Transparent display screens, buttons and LED indicator lamp display modules are respectively arranged on the upper surface of the module cover 7 at positions corresponding to the liquid crystal display screen 601, the function keys 603 and the LED indicator lamps 602 on the circuit board assembly 6, the liquid crystal display screen 601 is over against the transparent display screens, and therefore the display content of the liquid crystal display screen 601 can be displayed on the module cover 7 through the transparent display screens; the function keys 603 are opposite to the buttons on the module cover 7, and the function keys on the circuit board assembly 6 can be pressed by pressing the buttons on the module cover 7; the LED indicating lamp is just opposite to the LED indicating lamp display module on the module cover 7, the LED indicating lamp display module is also a transparent screen, and the brightness of the LED indicating lamp can be displayed through the transparent screen on the module cover 7, so that the running state of a product can be indicated.
An external expansion port 604 and an external communication port 605 are fixed on one side wall of the circuit board assembly 6, a functional expansion port 607 and a magnetic flux converter interface 606 are fixed on the other side wall of the circuit board assembly 6, and a current transformer sampling port 609 and a power supply port 608 are fixed at the bottom of the circuit board assembly 6.
A pair of first through holes 502 are respectively formed in the side wall of the module base 5 at positions corresponding to the external expansion port 604 and the external communication port 605, a pair of second through holes 503 are formed in the side wall of the module base 5 at positions corresponding to the function expansion port 607 and the magnetic flux converter interface 606, and a pair of third through holes 504 are formed in the bottom of the module base 5 at positions corresponding to the current transformer sampling port 609 and the power supply port 608. The first through hole 502 of the module base 5 penetrates upward to the upper surface of the module base 5, the external expansion port 604 and the external communication port 605 penetrate through the first through hole 502 and extend from the inner side of the side wall of the module base 5 to the outer side of the side wall of the module base 5, that is, when the circuit board assembly 6 is inserted into the module base 5, the first through hole 502 penetrated from the upper side of the module base 5 through the external expansion port 604 and the external communication port 605 slides into the first through hole 502 and protrudes to the outer side of the module base 5, see fig. 2 and fig. 4; the function expanding port 607 and the magnetic flux converter interface 606 are opposite to the second through hole 503 on the side wall of the module base 5, and the current transformer sampling port 609 and the power supply port 608 are opposite to the third through hole 504 on the bottom of the module base 5.
when the pluggable control box is placed in the breaker shell 1, the external expansion port 604 and the external communication port 605 are connected with an upper computer through connecting wires, so that communication and interconnection of a power distribution network are realized; the function expansion port 607, the magnetic flux converter interface 606, the current transformer sampling port 609 and the power supply port 608 are all connected with corresponding connecting wires in the shell 1, so that the connection and the use of the two are realized.
Embodiment 2:
The embodiment is further optimized as embodiment 1, and a specific optimization scheme is that a pair of first limiting bosses 702 are arranged at the left and right ends of the female buckle on one side of the module cover 7, a pair of second limiting bosses 703 are arranged at the left and right ends of the female buckle on the other opposite side, both the first limiting bosses 702 and the second limiting bosses 703 can be inserted into the inner side wall of the module seat 5, and the two pairs of limiting bosses limit the module cover 7 and the module seat 5 and facilitate the tight clamping of the two.
The first limiting boss 702 further corresponds to the first through hole 502 on the module seat 5, the first limiting boss 702 includes an outer cover plate 7021 and a pair of plug-in boards 7022, the plug-in boards 7022 are fixed at two ends of the outer cover plate 7021, the outer cover plate 7021 is arranged in the vertical direction, when the module cover 7 is clamped with the module seat 5, the outer cover plate 7021 and the side surface of the module seat 5 are on the same plane, and the plug-in boards 7022 are arranged at two ends of the rear side of the outer cover plate 7021, when the module cover 7 is clamped with the module seat 5, the plug-in boards 7022 can be plugged into the inner walls of two sides of the first through hole 502, and the outer cover plate 7021 just covers the upper end of the first through hole 502, so that the external expansion port 604 and the external communication port 605 are clamped in the first through hole 502 by the outer cover plate 7021 and the plug-in board 7022, see fig.. The second limiting boss 703 is only a vertically disposed panel, and one end of the second limiting boss 703 is fixed on the module cover 7, and when the module cover 7 is clamped with the module base 5, the second limiting boss 703 can be inserted into the inner side wall of the module base 5 to enable the module cover 7 to be clamped with the module base 5 more tightly, see fig. 3 and fig. 6.
Other operations in this embodiment are the same as those in embodiment 1, and are not described herein.
Embodiment 3:
The embodiment is further optimized for embodiment 2, and a specific optimized scheme is that a plurality of support ribs 505 in the vertical direction are fixed on the outer side wall of the module base 5, and the upper ends of the support ribs 505 are further provided with downward inclined surfaces, as shown in fig. 2 and fig. 4, the support ribs 505 support and limit the pluggable control box, so that the pluggable control box is not slid downward at a specific position of the notch of the circuit breaker housing 1, and is convenient to fix.
Other operations in this embodiment are the same as those in embodiment 2, and are not described in detail here.
Embodiment 4:
this embodiment is a further optimization of embodiment 3, and a specific optimization scheme is to set one side wall of module seat 5 as an inverted step structure 506, which can be attached to the step structure in housing 1, see fig. 3.
Other operations in this embodiment are the same as those in embodiment 3, and are not described in detail here.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. a pluggable control box for a circuit breaker comprises a shell (1), a face cover (2), a wire inlet end (3) and a wire outlet end (4), wherein the face cover (2) covers the shell (1), the wire inlet end (3) and the wire outlet end (4) are respectively arranged at the front end and the rear end of the shell (1), the pluggable control box is arranged in the gap, the pluggable control box comprises a module cover (7), a circuit board assembly (6) and a module base (5), the circuit board assembly (6) is inserted into the module base (5), the module cover (7) is connected with the module base (5) through a buckle and wraps the circuit board assembly (6), the module base (5) is provided with a plurality of through holes, the circuit board assembly (6) is provided with a plurality of connecting ports, which passes through a through hole on the module seat (5) and is connected with a corresponding connecting line on the shell (1).
2. A pluggable control box according to claim 1, wherein a female buckle (701) is fixed on each of four sides of the module cover (7), the module base (5) is a hollow box, the upper surface of the module base is the same as the module cover (7), a male buckle (501) is respectively arranged on the outer side walls of the four sides corresponding to the female buckle (701), and the female buckle (701) and the male buckle (501) can be clamped.
3. A pluggable control box for a circuit breaker according to claim 2, wherein the circuit board assembly (6) comprises a liquid crystal display (601), a plurality of function keys (603) and a plurality of LED indicator lights (602); the side wall of one end of the circuit board assembly (6) is provided with an external expansion port (604) and an external communication port (605), the side wall of the other end of the circuit board assembly is also provided with a function expansion port (607) and a magnetic flux converter interface (606), the bottom of the circuit board assembly (6) is also provided with a current transformer sampling port (609) and a power supply port (608), and the external expansion port (604) and the external communication port (605) are connected with an upper computer through connecting wires to realize communication and interconnection of a power distribution network; the function expansion port (607), the magnetic flux converter interface (606), the current transformer sampling port (609) and the power supply port (608) are all connected with corresponding connecting wires in the shell (1).
4. the pluggable control box of claim 3, wherein the sidewall of the module base (5) is provided with a pair of first through holes (502) at positions corresponding to the external expansion port (604) and the external communication port (605); a pair of second through holes (503) are arranged at the positions corresponding to the function expanding port (607) and the magnetic flux converter interface (606); a pair of third through holes (504) are formed in the bottom of the module seat (5) and correspond to the current transformer sampling port (609) and the power supply port (608); the first through hole (502) vertically penetrates through the upper surface of the module seat (5), and the external expansion port (604) and the external communication port (605) penetrate through the first through hole (502) and extend from the inner side of the side wall of the module seat (5) to the outer side of the side wall of the module seat (5).
5. The pluggable control box of claim 4, wherein a pair of first limiting bosses (702) are disposed at the left and right ends of the female buckle (701) on one side of the module cover (7), a pair of second limiting bosses (703) are disposed at the left and right ends of the female buckle (701) on the opposite side of the module cover, and both the first limiting bosses (702) and the second limiting bosses (703) can be plugged into the inner side wall of the module base (5).
6. The pluggable control box of claim 5, wherein the first limiting boss (702) corresponds to the first through hole (502) in position and comprises an outer cover plate (7021) and a pair of plug plates (7022), the plug plates (7022) are fixed to two ends of the outer cover plate (7021), the plug plates (7022) can be plugged into inner walls of two sides of the first through hole (502), and the outer cover plate (7021) covers the upper end of the first through hole (502).
7. A pluggable control box for a circuit breaker according to claim 1, wherein the module base (5) is further provided with a plurality of vertical support ribs (505) on its outer side wall.
8. A pluggable control box for a circuit breaker according to claim 7, wherein the upper end of the support rib (505) is provided with a downward slope.
9. A pluggable control box for a circuit breaker according to claim 1, wherein one side wall of the module base (5) is provided with an inverted step structure (506), and a positive step structure which can be attached to the notch of the housing (1) is arranged in the notch.
10. A pluggable control box for a circuit breaker according to claim 1, characterized in that a through hole smaller than the peripheral dimension of the module cover (7) is provided on the face cover (2) at a position corresponding to the pluggable control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921140183.1U CN209804567U (en) | 2019-07-19 | 2019-07-19 | pluggable control box for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921140183.1U CN209804567U (en) | 2019-07-19 | 2019-07-19 | pluggable control box for circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209804567U true CN209804567U (en) | 2019-12-17 |
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ID=68817975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921140183.1U Active CN209804567U (en) | 2019-07-19 | 2019-07-19 | pluggable control box for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209804567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114171990A (en) * | 2020-09-10 | 2022-03-11 | 天津首瑞智能电气有限公司 | Modular power supply device |
-
2019
- 2019-07-19 CN CN201921140183.1U patent/CN209804567U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114171990A (en) * | 2020-09-10 | 2022-03-11 | 天津首瑞智能电气有限公司 | Modular power supply device |
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