Distribution box capable of safely cutting off power

Abstract

The utility model discloses a power distribution box capable of safely cutting off power, which comprises a power distribution box body, the inner side of the power distribution box body is provided with a main switch, the left end and the right end of a handle of the main switch are respectively provided with a connecting assembly, and the inner side of the power distribution box body is provided with a support frame through screws. A fixing column is fixedly installed on the top side of the supporting frame. When a circuit on the inner side of the distribution box body is short-circuited, the electric leakage monitor is used for monitoring and detecting and controlling, and then short-circuit electric leakage information is transmitted to the controller through an electric signal, so that power supplies of the driving motor, the indicator lamp and the buzzer are switched on, and light and sound are conveniently emitted for reminding and warning; and then the driving motor drives the threaded rod to rotate, and then the threaded sleeve drives the fixing plate and the fixing block to move downwards and pulls the steel wire rope and the main switch handle to rotate, so that automatic power-off is performed, automatic power-off can be performed at the first time when short-circuit electric leakage occurs, and the safety guarantee is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of distribution boxes, in particular to a distribution box capable of safely cutting off power. Background Art

[0002] Power equipment mainly includes two categories: power generation equipment and power supply equipment. Power generation equipment mainly includes power station boilers, steam turbines, gas turbines, water turbines, forward and reverse motors and transformers, etc. Power supply equipment mainly includes transmission lines of various voltage levels, mutual inductors and contactors, etc.

[0003] In order to protect the safety of power equipment, people usually install power-off delay protection devices inside the power box. However, in special periods, power needs to be cut off quickly. However, the existing distribution box is not convenient for quickly cutting off the power of the box when leakage occurs. Pulling the switch directly by human body is easy to threaten people's life and property safety, and safety cannot be guaranteed. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In order to solve the problem that it is inconvenient to quickly cut off the power of the distribution box when leakage occurs, and directly pulling the switch by human body is easy to threaten people's life and property safety, and safety cannot be guaranteed, the utility model provides the following technical solutions:

[0006] A distribution box that can safely cut off power includes, including a distribution box body, a main switch is arranged on the inner side of the distribution box body, connecting components are respectively arranged on the left and right ends of the main switch handle, a support frame is installed on the inner side of the distribution box body by screws, a fixing column is fixedly installed on the top side of the support frame, a driving component is arranged on the inner side of the fixing column, an automatic power-off mechanism is arranged on the opposite side of the fixing column, a manual power-off component is arranged on the inner side of the support frame, a base is fixedly installed on the bottom side of the distribution box body, and a box door is connected to the left side of the distribution box body by a hinge.

[0007] The beneficial effect of the utility model is that when a short circuit occurs in the circuit inside the distribution box body, it is monitored and checked by the leakage monitor, and then the short circuit and leakage information is transmitted to the controller through an electrical signal, thereby turning on the power of the drive motor, indicator light and buzzer, so as to facilitate the light and sound reminders and warnings, and then the drive motor drives the threaded rod to rotate, and then the threaded sleeve drives the fixed plate and the fixed block to move downward and pull the wire rope and the main switch handle to rotate, so as to automatically cut off the power, which is conducive to automatic power off at the first time when a short circuit and leakage occur, thereby improving safety.

[0008] The beneficial effect of the utility model is that when the automatic power-off mechanism fails or the power is not completely cut off, the box door is opened and then the insulating handle is twisted to drive the rotating rod to rotate, and then the No. 1 bevel gear and the No. 2 bevel gear are driven to rotate, so that the threaded rod can rotate normally and drive the threaded sleeve, the fixing plate and the fixing block to move downward to pull the wire rope and the main switch handle to rotate, thereby manually cutting off the power, avoiding human contact, and greatly improving the safety of the power-off process.

[0009] On the basis of the above technical solution, the present invention can also be improved as follows.

[0010] As a preferred solution of the distribution box that can safely cut off power according to the utility model, the connecting component includes a connecting column and a slot, the connecting column is movably installed on the left and right ends of the main switch handle through a rotating shaft, and the outer side of the connecting column is provided with four annular slots arranged equidistantly.

[0011] The beneficial effect of adopting the above further scheme is that by arranging connecting columns and slots at both ends of the main switch handle, it is convenient to install or disassemble the installation sleeve in the later stage, and the overall disassembly and assembly are convenient and simple, which is convenient for later circuit inspection or maintenance.

[0012] As a preferred solution of the distribution box with safe power-off described in the utility model, a box body is arranged at the right end of the bottom side of the support frame, a battery is arranged inside the box body, a leakage monitor and a controller are arranged on the left side of the support frame, an indicator light and a buzzer are arranged at the left end of the support frame, and the leakage monitor, controller, battery, indicator light and buzzer are electrically connected.

[0013] The beneficial effect of adopting the above further scheme is that through monitoring and inspection by the leakage monitor, the short circuit leakage information can be easily transmitted to the controller through electrical signals, thereby controlling and connecting the power of the drive motor, indicator light and buzzer, thereby facilitating light and sound for reminders and warnings.

[0014] As a preferred solution of the distribution box with safe power-off described in the utility model, there are always two fixed columns, and slide grooves are respectively provided on the left and right sides of the fixed column, and a slider is provided on the inner side of the slide groove, and a moving block is fixedly installed on the side of the slider away from the slide groove, and the slide groove, the slider and the moving block form a group, and there are a total of four groups.

[0015] The beneficial effect of adopting the above further solution is that the slider and the fixed plate slide on the inner side of the slide groove, which is beneficial for limiting the fixed plate through the slide groove and the slider when the fixed plate moves and improving the stability of the fixed plate during the lifting process.

[0016] As a preferred solution of the distribution box with safe power-off described in the utility model, the driving assembly includes a threaded rod, a limit rod, a driving motor and a mounting cover, and the outer sides of the threaded rod and the limit rod are respectively provided with a threaded sleeve and a limit sleeve, and the bottom end of the threaded rod is fixedly installed with a driving motor, and the driving motor is installed on the inner side of the mounting cover by snap-fitting, and the mounting cover is fixedly installed on the bottom side of the support frame by bolts.

[0017] The beneficial effect of adopting the above further solution is that the threaded rod is driven to rotate by the driving motor, and then the fixed plate and the fixed block are driven downward by the threaded sleeve, which is conducive to providing power for the fixed plate during the lifting process through the driving motor.

[0018] As a preferred solution of the distribution box that can safely cut off power according to the utility model, the automatic power-off mechanism includes a fixed plate, a fixed block, a pulley, a mounting sleeve, a wire rope and a clamping column. The fixed plate is fixedly mounted on the opposite sides of the threaded sleeve, the limit sleeve and the movable block. The top side of the fixed plate is fixedly mounted with a fixed block. The opposite sides of the fixed column are respectively movably mounted with a pulley. The top side of the fixed block is provided with a wire rope. The end of the wire rope away from the fixed block is fixedly mounted with a mounting sleeve. The inner side of the mounting sleeve is provided with a clamping column.

[0019] The beneficial effect of adopting the above further scheme is that by moving the fixed plate and the fixed block downward, the wire rope and the main switch handle are pulled to rotate, thereby automatically cutting off the power, which is beneficial to automatically cutting off the power as soon as a short circuit or leakage occurs, thereby improving safety.

[0020] As a preferred solution of the distribution box that can safely cut off power according to the utility model, the manual power-off assembly includes a rotating rod, a first bevel gear and a second bevel gear, an insulating handle is fixed to the left end of the rotating rod, the first bevel gear is fixed to the right end of the rotating rod, and the second bevel gear is fixed to the lower end of the outer side of the threaded rod, and the second bevel gear is connected to the first bevel gear through meshing.

[0021] The beneficial effect of adopting the above further scheme is that by opening the box door and then twisting the insulating handle, the rotating rod is driven to rotate, and then the No. 1 bevel gear and the No. 2 bevel gear are driven to rotate, so that the threaded rod can rotate normally and drive the threaded sleeve, the fixed plate and the fixed block to move downward to pull the wire rope and the main switch handle to rotate, thereby manually cutting off the power, avoiding human contact, and greatly improving the safety of the power-off process. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0023] Figure 1 It is a stereogram of the whole embodiment.

[0024] Figure 2 It is a front cross-sectional view of this embodiment.

[0025] Figure 3 It is a three-dimensional diagram of the support frame of this embodiment.

[0026] Figure 4 For this embodiment Figure 2 A in the figure is an enlarged structural diagram.

[0027] Figure 5 For this embodiment Figure 2 The enlarged structural diagram at B in FIG.

[0028] In the figure; distribution box body 1, main switch 2, connecting component 3, support frame 4, fixing column 5, driving component 6, automatic power-off mechanism 7, manual power-off component 8, base 9, box door 10, connecting column 301, card slot 302, box body 401, battery 402, leakage monitor 403, controller 404, slide 501, slider 502, moving block 503, threaded rod 601, limit rod 602, driving motor 603, mounting cover 604, fixing plate 701, fixing block 702, pulley 703, mounting sleeve 704, wire rope 705, card column 706, rotating rod 801, number one bevel gear 802, number two bevel gear 803. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0030] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0031] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments. Example

[0032] Reference Figures 1 to 5 , is an embodiment of the utility model, which provides a distribution box that can safely cut off power, including a distribution box body 1, a main switch 2 is arranged on the inner side of the distribution box body 1, and connecting components 3 are respectively arranged on the left and right ends of the handle of the main switch 2, a support frame 4 is installed on the inner side of the distribution box body 1 by screws, a fixing column 5 is fixedly installed on the top side of the support frame 4, a driving component 6 is arranged on the inner side of the fixing column 5, an automatic power-off mechanism 7 is arranged on the opposite side of the fixing column 5, a manual power-off component 8 is arranged on the inner side of the support frame 4, a base 9 is fixedly installed on the bottom side of the distribution box body 1, and a box door 10 is connected to the left side of the distribution box body 1 by a hinge.

[0033] Furthermore, the connecting component 3 includes a connecting column 301 and a slot 302 . The connecting column 301 is movably installed on the left and right ends of the handle of the main switch 2 through a rotating shaft, and four annular slots 302 are arranged equidistantly.

[0034] like Figure 5 As shown, by providing connecting columns 301 and card slots 302 at both ends of the handle of the main switch 2, it is convenient to install or disassemble the installation sleeve 704 in the later stage, and the overall disassembly and assembly are convenient and simple, which is convenient for later circuit inspection or maintenance.

[0035] Furthermore, a box body 401 is provided at the right end of the bottom side of the support frame 4, a battery 402 is provided inside the box body 401, a leakage monitor 403 and a controller 404 are provided on the left side of the support frame 4, an indicator light and a buzzer are provided at the left end of the support frame 4, and the leakage monitor 403, the controller 404, the battery 402, the indicator light and the buzzer are electrically connected.

[0036] like Figure 2 , Figure 3As shown, when a short circuit occurs in the circuit inside the distribution box body 1, the leakage monitor 403 monitors and controls, and then transmits the short circuit leakage information to the controller 404 through an electrical signal, thereby turning on the power of the drive motor 603, the indicator light and the buzzer, so as to facilitate the light and sound to provide reminders and warnings.

[0037] Furthermore, there are always two fixed columns 5, and the left and right sides of the fixed column 5 are respectively provided with a slide groove 501, the inner side of the slide groove 501 is provided with a slider 502, and a moving block 503 is fixedly installed on the side of the slider 502 away from the slide groove 501. The slide groove 501, the slider 502 and the moving block 503 are a group, and there are a total of four groups.

[0038] like Figure 3 As shown, under the action of the slide groove 501 and the slider 502, when the fixed plate 701 moves, the slide groove 501 and the slider 502 are used to limit the position and improve the stability of the fixed plate 701 during the lifting process.

[0039] Furthermore, the driving assembly 6 includes a threaded rod 601, a limiting rod 602, a driving motor 603 and a mounting cover 604. The outer sides of the threaded rod 601 and the limiting rod 602 are respectively provided with a threaded sleeve and a limiting sleeve. The bottom end of the threaded rod 601 is fixedly installed with a driving motor 603. The driving motor 603 is installed on the inner side of the mounting cover 604 by snap-fitting. The mounting cover 604 is fixedly installed on the bottom side of the support frame 4 by bolts.

[0040] like Figure 2 , Figure 4 As shown, during the automatic power-off process, the threaded rod 601 is driven to rotate by the driving motor 603, and then the fixing plate 701 and the fixing block 702 are driven to move downward by the threaded sleeve, which is beneficial for providing power for the fixing plate 701 during the lifting process through the driving motor 603.

[0041] Furthermore, the automatic power-off mechanism 7 includes a fixed plate 701, a fixed block 702, a pulley 703, a mounting sleeve 704, a wire rope 705 and a clamping column 706. The fixed plate 701 is fixedly installed on the opposite sides of the threaded sleeve, the limiting sleeve and the movable block 503. The fixed block 702 is fixedly installed on the top side of the fixed plate 701. A pulley 703 is movably installed on the opposite sides of the fixed column 5. A wire rope 705 is arranged on the top side of the fixed block 702. The end of the wire rope 705 away from the fixed block 702 is fixedly installed with a mounting sleeve 704, and a clamping column 706 is arranged on the inner side of the mounting sleeve 704.

[0042] like Figure 3As shown, when the fixing plate 701 and the fixing block 702 move downward, the wire rope 705 and the handle of the main switch 2 are pulled to rotate, thereby automatically cutting off the power, which is beneficial for automatically cutting off the power as soon as a short circuit or leakage occurs, thereby improving safety. At the same time, the clamping column 706 is engaged with the clamping slot 302 for installation, which is beneficial for convenient disassembly and assembly of the connecting device.

[0043] Furthermore, the manual power-off assembly 8 includes a rotating rod 801, a first bevel gear 802 and a second bevel gear 803. An insulating handle is fixed to the left end of the rotating rod 801, and the first bevel gear 802 is fixed to the right end of the rotating rod 801. The second bevel gear 803 is fixed to the lower end of the outer side of the threaded rod 601, and the second bevel gear 803 is connected to the first bevel gear 802 by meshing.

[0044] like Figure 3 , Figure 4 As shown, when the automatic power-off mechanism 7 fails or the power is not completely cut off, the box door 10 is opened and then the insulating handle is turned to drive the rotating rod 801 to rotate, and then the first bevel gear 802 and the second bevel gear 803 are driven to rotate, so that the threaded rod 601 rotates normally and drives the threaded sleeve, the fixing plate 701 and the fixing block 702 to move downward, pull the wire rope 705 and the handle of the main switch 2 to rotate, thereby manually cutting off the power, avoiding human contact, and greatly improving the safety of the power-off process.

[0045] Working principle: During use, since a vacuum chamber is provided inside the distribution box body 1, it is beneficial to prevent external heat from entering the inner side of the distribution box body 1 and affecting the electronic components inside the distribution box body 1 when the heat is high in the later use process. Then, when a short circuit occurs in the circuit inside the distribution box body 1, the leakage monitor 403 is used for monitoring and inspection, and then the short circuit leakage information is transmitted to the controller 404 through an electrical signal, thereby turning on the power of the drive motor 603, the indicator light and the buzzer, so as to facilitate the light and sound for reminders and warnings, and then the drive motor 603 drives the threaded rod 601 to rotate, and then the threaded sleeve drives the fixing plate 701 and the fixing block 702 to move down and Pulling the steel wire rope 705 and the handle of the main switch 2 to rotate, thereby automatically cutting off the power is beneficial to automatically cutting off the power as soon as a short circuit or leakage occurs, thereby improving safety. In the case that the automatic power-off mechanism 7 fails or the power is not completely cut off, by opening the box door 10 and then twisting the insulating handle, the rotating rod 801 is driven to rotate, and then the No. 1 bevel gear 802 and the No. 2 bevel gear 803 are driven to rotate, thereby making the threaded rod 601 rotate normally and driving the threaded sleeve, the fixed plate 701 and the fixed block 702 to move downward, pulling the steel wire rope 705 and the handle of the main switch 2 to rotate, thereby manually cutting off the power, avoiding human contact, and greatly improving the safety of the power-off process.

[0046] Importantly, it should be noted that the construction and arrangement of the present application shown in a number of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete element may be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0047] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment may not be described (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention).

[0048] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0049] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A distribution box capable of safely shutting off power, characterized in that: The invention comprises a distribution box body (1), wherein a main switch (2) is arranged on the inner side of the distribution box body (1), and connecting components (3) are arranged on the left and right ends of the handle of the main switch (2), respectively; a support frame (4) is installed on the inner side of the distribution box body (1) by screws, a fixing column (5) is fixedly installed on the top side of the support frame (4), a driving component (6) is arranged on the inner side of the fixing column (5), an automatic power-off mechanism (7) is arranged on the opposite side of the fixing column (5), a manual power-off component (8) is arranged on the inner side of the support frame (4), a base (9) is fixedly installed on the bottom side of the distribution box body (1), and a box door (10) is connected to the left side of the distribution box body (1) by a hinge.

2. The power distribution box capable of safe power-off according to claim 1, characterized in that: The connection assembly (3) comprises a connection column (301) and a slot (302); the connection column (301) is movably mounted on the left and right ends of the handle of the main switch (2) via a rotating shaft, and four annular slots (302) are arranged equidistantly on the outside of the connection column (301).

3. The power distribution box capable of safe power-off according to claim 1, characterized in that: A box body (401) is arranged at the right end of the bottom side of the support frame (4), a storage battery (402) is arranged inside the box body (401), a leakage monitor (403) and a controller (404) are arranged on the left side of the support frame (4), an indicator light and a buzzer are arranged at the left end of the support frame (4), and the leakage monitor (403), the controller (404), the storage battery (402), the indicator light and the buzzer are electrically connected.

4. The power distribution box capable of safe power-off according to claim 1, characterized in that: There are two fixed columns (5) in total. The left and right sides of the fixed column (5) are respectively provided with a slide groove (501). A slider (502) is provided inside the slide groove (501). A moving block (503) is fixedly installed on the side of the slider (502) away from the slide groove (501). The slide groove (501), the slider (502) and the moving block (503) form a group, and there are four groups in total.

5. The power distribution box capable of safe power off according to claim 1, characterized in that: The driving assembly (6) comprises a threaded rod (601), a limiting rod (602), a driving motor (603) and a mounting cover (604); a threaded sleeve and a limiting sleeve are respectively provided on the outer sides of the threaded rod (601) and the limiting rod (602); a driving motor (603) is fixedly mounted on the bottom end of the threaded rod (601); the driving motor (603) is mounted on the inner side of the mounting cover (604) by snap-fitting; and the mounting cover (604) is fixedly mounted on the bottom side of the support frame (4) by bolts.

6. The power distribution box capable of safe power off as claimed in claim 5, characterized in that: The automatic power-off mechanism (7) comprises a fixed plate (701), a fixed block (702), a pulley (703), a mounting sleeve (704), a steel wire rope (705) and a clamping column (706); the fixed plate (701) is fixedly mounted on opposite sides of the threaded sleeve, the limiting sleeve and the movable block (503); a fixed block (702) is fixedly mounted on the top side of the fixed plate (701); a pulley (703) is movably mounted on opposite sides of the fixed column (5); a steel wire rope (705) is arranged on the top side of the fixed block (702); a mounting sleeve (704) is fixedly mounted on one end of the steel wire rope (705) away from the fixed block (702); and a clamping column (706) is arranged on the inner side of the mounting sleeve (704).

7. The power distribution box capable of safe power off as claimed in claim 5, characterized in that: The manual power-off assembly (8) comprises a rotating rod (801), a first bevel gear (802) and a second bevel gear (803); an insulating handle is fixed to the left end of the rotating rod (801); the first bevel gear (802) is fixed to the right end of the rotating rod (801); the second bevel gear (803) is fixed to the lower end of the outer side of the threaded rod (601); and the second bevel gear (803) is meshedly connected to the first bevel gear (802).

Images