CN217405975U - Low-voltage switch cabinet with electric operating mechanism - Google Patents
Low-voltage switch cabinet with electric operating mechanism Download PDFInfo
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- CN217405975U CN217405975U CN202221281635.XU CN202221281635U CN217405975U CN 217405975 U CN217405975 U CN 217405975U CN 202221281635 U CN202221281635 U CN 202221281635U CN 217405975 U CN217405975 U CN 217405975U
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- electric operating
- circuit breaker
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Abstract
The utility model relates to a low-voltage switch cabinet with an electric operating mechanism, which comprises a cabinet shell, wherein at least one drawer is arranged in the cabinet shell, the drawer comprises a bottom plate, a first end plate, a first side plate, a second end plate and a second side plate, a molded case circuit breaker is arranged on the bottom plate, the electric operating mechanism is arranged on one side of the second end plate, a mechanical interlocking structure is arranged between the molded case circuit breaker and the electric operating mechanism, and the mechanical interlocking structure can be rotationally clamped on the cabinet shell to lock the drawer on the cabinet shell or rotationally leave the cabinet shell to unlock the drawer; one side of the second end plate is provided with an electric operation controller, and the electric operation controller can control an electric operation mechanism to drive a mechanical interlocking structure to rotate according to a brake opening and closing state signal so as to match and change the locking state of the drawer. The electric operating mechanism and the molded case circuit breaker are separately arranged, so that the problem that the molded case circuit breaker cannot be mechanically locked when being installed in the drawer is avoided; the electric operation controller is arranged on the outer side of the drawer, so that the operation, wiring and maintenance are convenient.
Description
Technical Field
The utility model relates to a low-voltage switchgear technical field especially relates to a from low-voltage switchgear who takes electric operating mechanism.
Background
The low-voltage complete switch equipment and control equipment are commonly called low-voltage switch cabinets and low-voltage distribution cabinets, and refer to complete electrical devices with alternating-current and direct-current voltages below 1000V. The low-voltage switch cabinet is widely applied to the fields of construction implementation and manufacturing of smart power grids and infrastructures.
Among the conventional low-voltage switchgear, there is the condition that electrically operated molded case circuit breaker installed in the drawer, generally installs electrically operated mechanism on the molded case circuit breaker body at present, and drawer mechanical interlocking mechanism can't realize the shutting with molded case circuit breaker, leads to this circuit breaker unable realization machinery shutting when installing in the drawer (the drawer can't be taken out when the circuit breaker closes a floodgate), and great potential safety hazard exists in this condition.
Therefore, the inventor provides a low-voltage switch cabinet with an electric operating mechanism by virtue of experience and practice of related industries for many years, so as to overcome the defects in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a low-voltage switch cabinet with an electric operating mechanism, which overcomes the problems in the prior art, and the electric operating mechanism and a molded case circuit breaker are separately arranged, thereby avoiding the problem that the molded case circuit breaker cannot be mechanically locked when being installed in a drawer; the electric operation controller is arranged on the outer side of the drawer, so that the operation, wiring and maintenance are convenient.
The utility model aims to realize that the low-voltage switch cabinet with the electric operating mechanism comprises a cabinet shell, wherein at least one drawer is arranged in the cabinet shell, the drawer comprises a bottom plate, a first end plate, a first side plate, a second end plate and a second side plate are arranged on the bottom plate in a surrounding way, a primary plug-in unit and a secondary plug-in unit are arranged on the first end plate,
a molded case circuit breaker is arranged on the bottom plate, an electric operating mechanism is arranged on one side, close to the first end plate, of the second end plate, a mechanical interlocking structure is arranged between the molded case circuit breaker and the electric operating mechanism, and the mechanical interlocking structure can be rotationally clamped on the cabinet shell to lock the drawer on the cabinet shell or rotationally leave the cabinet shell to unlock the drawer; one side that the first end plate was kept away from to the second end plate sets up electric operation controller, moulded case circuit breaker with electric operation mechanism all with the electric operation controller electricity is connected, electric operation controller can gather moulded case circuit breaker's floodgate status signal that opens and shuts, electric operation controller can be according to floodgate status signal that opens and shuts electric operation mechanism drives mechanical interlocking structure and rotates the shutting state in order to match the change drawer.
In a preferred embodiment of the present invention, the second end plate is connected with a manual operation structure, the manual operation structure can drive the mechanical interlocking structure to rotate to match the locking state of the drawer.
In a preferred embodiment of the present invention, the electric operation controller includes a mode switching unit, a switching structure is disposed in the electric operation mechanism, and the switching structure is electrically connected to the mode switching unit; the switching structure enables the electric operating mechanism or the manual operating mechanism to be connected with the mechanical interlocking structure.
The utility model discloses an among the preferred embodiment, mechanical interlocking structure includes first operating axis, the both ends of first operating axis articulate respectively in moulded case circuit breaker with on the electric operating mechanism, set up on the first operating axis and can follow radial flexible spring bolt, set up the spring bolt on the bottom plate and pass through the groove, the spring bolt can radially stretch out the spring bolt pass through the groove card end in on the cabinet casing or can radially retract in the drawer.
The utility model discloses an in a preferred embodiment, be located on the cabinet casing the below of drawer sets up fixed connector, the spring bolt can radially stretch out the spring bolt pass through the groove and block in fixed connector is last.
In a preferred embodiment of the present invention, the manual operation structure includes a second operation shaft disposed on the second end plate, the second operation shaft can pass through the switching structure and the first operation shaft is connected to the manual rotation first operation shaft.
In a preferred embodiment of the present invention, the second operating shaft is located at an end of the outside of the drawer and is connected to a manual operating handle.
In a preferred embodiment of the present invention, the electric operating mechanism includes a motor, and the output shaft of the motor can pass through the transmission structure and the switching structure is connected to the first operating shaft.
In a preferred embodiment of the present invention, the transmission structure is a gear transmission structure.
In a preferred embodiment of the present invention, the electrically operated controller includes an alarm unit, and the alarm unit is configured to send an alarm signal of the operating mechanism.
From top to bottom, the utility model discloses a low-voltage switch cabinet from taking electric operating mechanism has following beneficial effect:
in the low-voltage switch cabinet with the electric operating mechanism, the electric operating mechanism is separated from the molded case circuit breaker, and the electric operating mechanism is arranged on the drawer instead of the molded case circuit breaker, so that the problem that the molded case circuit breaker cannot realize mechanical locking when being arranged in the drawer due to the fact that the electric operating mechanism is arranged on the molded case circuit breaker is solved; when the molded case circuit breaker is in a switch-on position, the mechanical interlocking structure is rotationally clamped on the cabinet shell, so that the drawer cannot be drawn out, and the requirement of preventing the mechanical locking of hot plugging of the drawer is met; the manual operation structure or the electric operation mechanism is selected to be connected with the mechanical interlocking structure, so that the selectivity and the universality of the operation mode are realized, the electric or mechanical locking of the drawer can be realized, and the cost is reduced relative to the operation mechanism of the breaker; the electric operation controller is arranged on the outer side of the drawer, so that the operation, wiring and maintenance are convenient.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
FIG. 1: is a schematic diagram of the drawer of the low-voltage switch cabinet with the electric operating mechanism.
In the figure:
1. a drawer; 10. a base plate; 11. a first end plate; 12. a second end plate; 13. a first side plate; 14. a second side plate;
21. a primary plug-in; 22. a secondary plug-in;
3. a molded case circuit breaker;
4. an electric operating mechanism;
5. a mechanical interlocking structure; 51. a first operating shaft; 52. a latch bolt;
6. an electrically operated controller;
7. a manual operation structure; 71. a second operating shaft; 72. the handle is operated manually.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
The specific embodiments of the present invention described herein are for the purpose of explanation only and should not be construed as limiting the invention in any way. Given the teachings of the present invention, the skilled person can conceive of any possible variants based on the invention, which should all be considered as belonging to the scope of the invention. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, indirect connections through intermediaries, and the like. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the utility model provides a low-voltage switch cabinet with an electric operating mechanism, which comprises a cabinet shell, at least one drawer 1 is arranged in the cabinet shell, the drawer 1 comprises a bottom plate 10, a first end plate 11, a first side plate 13, a second end plate 12 and a second side plate 14 are arranged on the bottom plate 10 in a surrounding manner, and a primary plug-in unit 21 and a secondary plug-in unit 22 are arranged on the first end plate 11 (prior art);
a molded case circuit breaker 3 is arranged on the bottom plate 10, an electric operating mechanism 4 is arranged on one side, close to the first end plate 11, of the second end plate 12, a mechanical interlocking structure 5 is arranged between the molded case circuit breaker 3 and the electric operating mechanism 4, and the mechanical interlocking structure 5 can be rotationally clamped on the cabinet shell to lock the drawer on the cabinet shell or rotationally leave the cabinet shell to unlock the drawer;
one side that first end plate 11 was kept away from to second end plate 12 sets up electrically operated controller 6 (operation panel), and moulded case circuit breaker 3 and electrically operated mechanism 4 all are connected with electrically operated controller 6 electricity, and electrically operated controller 6 can gather moulded case circuit breaker's the floodgate state signal that opens and shuts, and electrically operated controller 6 can drive mechanical interlocking 5 according to floodgate state signal control that opens and shuts and rotate in order to match the shutting state of change drawer.
In the low-voltage switch cabinet with the electric operating mechanism, the electric operating mechanism is separated from the molded case circuit breaker, and the electric operating mechanism is arranged on the drawer instead of the molded case circuit breaker, so that the problem that the molded case circuit breaker cannot realize mechanical locking when being arranged in the drawer due to the fact that the electric operating mechanism is arranged on the molded case circuit breaker is solved; when the molded case circuit breaker is in a switch-on position, the mechanical interlocking structure is rotationally clamped on the cabinet shell, so that the drawer cannot be drawn out, and the requirement of preventing the mechanical locking of hot plugging of the drawer is met; the electric operation controller is arranged on the outer side of the drawer, so that the operation, wiring and maintenance are convenient.
Further, as shown in fig. 1, a manual operation structure 7 is connected to the second end plate 12, and the manual operation structure can drive the mechanical locking structure to rotate so as to match and change the locking state of the drawer. The manual operation structure or the electric operation structure is selected to be connected with the mechanical interlocking structure.
Further, the electric operation controller 6 includes a mode switching unit (the mode includes a manual mode and an electric mode), a switching structure is provided in the electric operation mechanism 4, and the switching structure is electrically connected with the mode switching unit; the switching structure enables the electric operating mechanism 4 or the manual operating mechanism 7 to be connected with the mechanical interlocking structure 5, the electric operating mechanism 4 is connected with the mechanical interlocking structure 5 in an electric mode, and the manual operating mechanism 7 is connected with the mechanical interlocking structure 5 in a manual mode. The manual operating mechanism 7 is operable in a manual mode and the electric operating mechanism 4 is operable in an electric mode.
The manual operation structure or the electric operation mechanism is selected to be connected with the mechanical interlocking structure, so that the selectivity and the universality of the operation mode are realized, and the cost is reduced compared with the operation mechanism of the circuit breaker. No matter under manual mode or electric mode, when moulded case circuit breaker 3 was in the closing position, mechanical interlocking 5 rotated and stops on the cabinet casing for the drawer can't be taken out, has realized preventing the mechanical shutting requirement of hot plug drawer.
Further, as shown in fig. 1, the mechanical interlocking structure 5 includes a first operating shaft 51, two ends of the first operating shaft 51 are respectively hinged to the molded case circuit breaker 3 and the electric operating mechanism 4, a lock tongue 52 capable of extending and retracting along the radial direction is arranged on the first operating shaft 51, a lock tongue through groove is arranged on the bottom plate 10, and the lock tongue 52 can radially extend out of the lock tongue through groove and is clamped on the cabinet shell or can radially retract into the drawer. The stroke of the mechanical interlock structure 5 (the extension and retraction of the latch 52) is switched by a predetermined rotation angle.
In an embodiment of the present invention, the lower portion of the drawer on the cabinet housing is provided with a fixing connector, and the lock tongue can radially extend out of the through groove of the lock tongue and be clamped on the fixing connector.
In another embodiment of the present invention, a supporting beam is disposed below the drawer in the cabinet housing, a position corresponding to the lock tongue on the supporting beam is disposed to stop the groove, and the lock tongue can radially extend out of the through groove of the lock tongue to stop the groove.
When the molded case circuit breaker 3 is in the opening state, the first operating shaft 51 rotates to enable the bolt 52 to radially retract above the bottom plate in the drawer, so that the drawer can be freely drawn out in the opening state of the circuit breaker;
when the molded case circuit breaker 3 is in a closing state, the first operating shaft 51 rotates to enable the lock tongue 52 to radially extend out of the lock tongue through groove and be clamped on the cabinet shell, and the drawer is locked on the cabinet shell to prevent the drawer from being drawn out in the closing state of the circuit breaker.
Further, as shown in fig. 1, the manual operation structure 7 includes a second operation shaft 71 penetrating through the second end plate 12, and the second operation shaft 71 can be connected with the first operation shaft 51 through a switching structure to manually rotate the first operation shaft, so as to switch the locking or unlocking state of the mechanical linkage structure 5.
Further, as shown in fig. 1, a manual operation handle 72 is connected to an end of the second operation shaft 71 located outside the drawer.
Further, the electric operating mechanism 4 includes a motor, and an output shaft of the motor can be connected to the first operating shaft 51 through a transmission structure and a switching structure.
In an embodiment of the present invention, the transmission structure is a gear transmission structure.
Further, the electric operation controller comprises an alarm unit, and the alarm unit is used for sending out an alarm signal of the operating mechanism so as to ensure that the actual operation requirement is matched with the actual state of the molded case circuit breaker 3. The electric operation controller collects the opening and closing state signals (circuit breaker opening and closing state signals) of the molded case circuit breaker, and if one operation action is completed and the operation action does not accord with the collected signals, the alarm unit sends an 'operating mechanism alarm signal'.
The electric operating mechanism comprises a motor, a control unit interface, a manual operating interface and a switching structure, the control unit interface is electrically connected with the electric operating controller, the manual operating interface is used for being connected with the manual operating structure 7, and the switching structure enables the electric operating mechanism 4 or the manual operating structure 7 to be connected with the mechanical interlocking structure 5, so that the switching between a manual mode and an electric mode is realized.
From top to bottom, the utility model discloses a low-voltage switch cabinet from taking electric operating mechanism has following beneficial effect:
in the low-voltage switch cabinet with the electric operating mechanism, the electric operating mechanism is separated from the molded case circuit breaker, and the electric operating mechanism is arranged on the drawer instead of the molded case circuit breaker, so that the problem that the molded case circuit breaker cannot realize mechanical locking when being arranged in the drawer due to the fact that the electric operating mechanism is arranged on the molded case circuit breaker is solved; when the molded case circuit breaker is in a switch-on position, the mechanical interlocking structure is rotationally clamped on the cabinet shell, so that the drawer cannot be drawn out, and the requirement of preventing the mechanical locking of hot plugging of the drawer is met; the manual operation structure or the electric operation mechanism is selected to be connected with the mechanical interlocking structure, so that the selectivity and the universality of the operation mode are realized, the electric or mechanical locking of the drawer can be realized, and the cost is reduced relative to the operation mechanism of the breaker; the electric operation controller is arranged on the outer side of the drawer, so that the operation, wiring and maintenance are convenient.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications of the invention without departing from the spirit and principles of the invention should be considered within the scope of the invention.
Claims (10)
1. A low-voltage switch cabinet with an electric operating mechanism comprises a cabinet shell, at least one drawer is arranged in the cabinet shell, the drawer comprises a bottom plate, a first end plate, a first side plate, a second end plate and a second side plate are arranged on the bottom plate in a surrounding mode, a primary plug-in unit and a secondary plug-in unit are arranged on the first end plate, and the low-voltage switch cabinet is characterized in that,
a molded case circuit breaker is arranged on the bottom plate, an electric operating mechanism is arranged on one side, close to the first end plate, of the second end plate, a mechanical interlocking structure is arranged between the molded case circuit breaker and the electric operating mechanism, and the mechanical interlocking structure can be rotationally clamped on the cabinet shell to lock the drawer on the cabinet shell or rotationally leave the cabinet shell to unlock the drawer; one side that the first end plate was kept away from to the second end plate sets up electric operation controller, moulded case circuit breaker with electric operation mechanism all with the electric operation controller electricity is connected, electric operation controller can gather moulded case circuit breaker's floodgate state signal that opens and shuts, electric operation controller can be according to the floodgate state signal control that opens and shuts electric operation mechanism drives mechanical interlocking structure and rotates the shutting state in order to match the change drawer.
2. The low voltage switchgear with electric operating mechanism of claim 1, wherein the second end plate is connected with a manual operating structure, and the manual operating structure can drive the mechanical interlocking structure to rotate to match and change the locking state of the drawer.
3. The low-voltage switchgear with electric operating mechanism according to claim 2, wherein the electric operating controller comprises a mode switching unit, a switching structure is arranged in the electric operating mechanism, and the switching structure is electrically connected with the mode switching unit; the switching structure enables the electric operating mechanism or the manual operating mechanism to be connected with the mechanical interlocking structure.
4. The low voltage switch cabinet with electric operating mechanism as claimed in claim 3, wherein the mechanical interlocking structure comprises a first operating shaft, two ends of the first operating shaft are hinged to the molded case circuit breaker and the electric operating mechanism respectively, a lock tongue capable of extending and retracting along radial direction is disposed on the first operating shaft, a lock tongue through groove is disposed on the bottom plate, and the lock tongue can extend out of the lock tongue through groove along radial direction and is clamped on the cabinet shell or can retract into the drawer along radial direction.
5. The low-voltage switch cabinet with the electric operating mechanism, according to claim 4, wherein a fixed connecting piece is arranged on the cabinet shell below the drawer, and the lock tongue can radially extend out of the lock tongue through groove and is clamped on the fixed connecting piece.
6. The low voltage switch cabinet with electric operating mechanism according to claim 4, wherein the manual operating mechanism comprises a second operating shaft passing through the second end plate, and the second operating shaft can be connected with the first operating shaft through the switching mechanism to manually rotate the first operating shaft.
7. The low voltage switchgear with electric operating mechanism of claim 6 wherein the end of the second operating shaft located outside the drawer is connected to a manual operating handle.
8. The low-voltage switchgear with electric operating mechanism as claimed in claim 4, wherein the electric operating mechanism comprises a motor, and an output shaft of the motor can be connected with the first operating shaft through a transmission structure and the switching structure.
9. The low voltage switchgear with electric operating mechanism of claim 8 wherein the transmission structure is a gear transmission structure.
10. The low voltage switchgear with electric operating mechanism of claim 3 wherein the electric operating controller comprises an alarm unit for emitting an operating mechanism alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221281635.XU CN217405975U (en) | 2022-05-25 | 2022-05-25 | Low-voltage switch cabinet with electric operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221281635.XU CN217405975U (en) | 2022-05-25 | 2022-05-25 | Low-voltage switch cabinet with electric operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217405975U true CN217405975U (en) | 2022-09-09 |
Family
ID=83145616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221281635.XU Active CN217405975U (en) | 2022-05-25 | 2022-05-25 | Low-voltage switch cabinet with electric operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217405975U (en) |
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2022
- 2022-05-25 CN CN202221281635.XU patent/CN217405975U/en active Active
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