CN220526809U - Locking device of grounding switch - Google Patents
Locking device of grounding switch Download PDFInfo
- Publication number
- CN220526809U CN220526809U CN202322120378.2U CN202322120378U CN220526809U CN 220526809 U CN220526809 U CN 220526809U CN 202322120378 U CN202322120378 U CN 202322120378U CN 220526809 U CN220526809 U CN 220526809U
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- connecting rod
- sliding
- sliding block
- grounding switch
- hinged
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- 239000003292 glue Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model provides a locking device of a grounding switch, and belongs to the technical field of locking devices. The utility model comprises the following steps: the cabinet body is provided with a cabinet door which can be opened and closed; the sliding rod is horizontally fixed on the inner rear side wall of the cabinet body; the first sliding block is connected to the sliding rod in a sliding manner; one end of the first connecting rod is hinged to the cabinet door, and the other end of the first connecting rod is hinged to the first sliding block; one end of the second connecting rod is hinged to the first sliding block, and the other end of the second connecting rod is rotatably connected with the second sliding block; one end of the third connecting rod is rotationally connected with the rotating shaft of the grounding switch, and the other end of the third connecting rod is rotationally connected with the second sliding block; the sliding groove is arc-shaped and is in sliding connection with the second sliding block. According to the utility model, the sliding block is driven to slide left and right on the sliding rod by the first connecting rod through the rotation of the cabinet door, so that the second connecting rod drives the sliding block connected with the third connecting rod to slide in an arc shape in the sliding groove, and the third connecting rod is switched between a vertical state and a horizontal state, thereby realizing the closing and opening of the grounding switch.
Description
Technical Field
The utility model relates to the technical field of locking devices, in particular to a locking device of a grounding switch.
Background
At present, the outside line of an electrical switch cabinet firstly enters a main control switch in the cabinet and then enters a sub-control switch, each shunt is arranged according to the requirements of the switch, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors and the like, a high-voltage room and a low-voltage room switch cabinet are further arranged, a high-voltage bus is arranged, such as a power plant and the like, and the low-frequency load shedding for protecting main equipment is also arranged, the main function of the switch cabinet is to open and close, control and protect electric equipment in the process of generating, transmitting, distributing and converting electric energy of an electric power system, and the components in the switch cabinet mainly comprise a breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. Electrical switchgear is typically equipped with a grounding switch, which is a mechanical grounding device that discharges static electricity from the equipment and circuit being serviced and that is physically safe to service personnel during a power outage, and which can withstand current for a certain period of time under abnormal conditions (e.g., short circuits) but normally does not pass load current, and is typically part of a disconnector. In the power supply line, the grounding switch is considered to be safe only after being closed to the ground.
The prior art most electrical switch cabinets usually require operators to manually open when the cabinet door is opened, on the one hand, the dangerous degree is large when the operators manually open, the long-term operation is not facilitated, on the other hand, the manual switch influences the working efficiency to a certain extent, and when the operators are distracted, the operators forget to close the grounding switch after opening the cabinet door to start operation, or forget to disconnect the grounding switch before closing the cabinet door, so that the power cannot be used.
Disclosure of Invention
In view of the above, in order to solve the technical problem that most of electrical switch cabinets in the prior art generally require operators to manually open the grounding switch when the cabinet door is opened, the utility model provides a grounding switch locking device, which drives a sliding block to slide left and right on a sliding rod by using a first connecting rod through rotation of the cabinet door, so that a second connecting rod drives the sliding block connected with a third connecting rod to slide in an arc shape in a sliding groove, and the third connecting rod is switched between a vertical state and a horizontal state, thereby realizing the closing and opening of the grounding switch.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a grounding switch lockout device comprising:
the cabinet body is provided with a cabinet door which can be opened and closed;
the sliding rod is horizontally fixed on the inner rear side wall of the cabinet body;
the first sliding block is connected to the sliding rod in a sliding manner;
one end of the first connecting rod is hinged to the cabinet door, and the other end of the first connecting rod is hinged to the first sliding block;
one end of the second connecting rod is hinged to the first sliding block, and the other end of the second connecting rod is rotatably connected with a second sliding block;
one end of the third connecting rod is rotationally connected with the rotating shaft of the grounding switch, and the other end of the third connecting rod is rotationally connected with the second sliding block;
the sliding groove is arc-shaped and is in sliding connection with the second sliding block.
Preferably, the upper end and the lower end of the chute are both provided with metal blocks.
Preferably, the device further comprises a rotating rod;
one end of the rotating rod is connected with the other end of the second connecting rod, and the other end of the rotating rod penetrates through the third connecting rod and is positioned in the second sliding block.
Preferably, the number of the sliding rods is two, and the sliding rods are arranged up and down.
Preferably, one end of the first connecting rod is hinged on the cabinet door through a first hinge seat, and the other end of the first connecting rod is hinged on the first sliding block through a second hinge seat.
Preferably, one end of the second connecting rod is hinged on the first sliding block through a third hinge seat.
Preferably, the sliding rod is fixed on the inner rear side wall of the cabinet body through fixing blocks arranged at two ends of the sliding rod.
Preferably, a rubber door handle is arranged on the cabinet door.
Preferably, the rubber door handle is fixedly connected with the cabinet door through a screw or adhesive.
Compared with the prior art, the utility model has the following beneficial effects:
according to the grounding switch locking device provided by the utility model, the sliding block is driven to slide left and right on the sliding rod by the first connecting rod through the rotation of the cabinet door, so that the second connecting rod drives the sliding block connected with the third connecting rod to slide in an arc shape in the sliding groove, and the third connecting rod is switched between a vertical state and a horizontal state, so that the grounding switch is closed and opened.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a bottom view of the bottom of the removal bin of FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a use state diagram of the present utility model;
in the figure: 1. the door comprises a cabinet door body, a rubber door handle, a first hinging seat, a fixed block, a sliding rod, a first connecting rod, a cabinet body, a second hinging seat, a first sliding block, a third hinging seat, a metal block, a second connecting rod, a sliding groove, a third connecting rod, a rotating rod and a second sliding block.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
The utility model provides a grounding switch locking device, which comprises a cabinet body 7, wherein a left side wall of the cabinet body 7 is provided with a left-right communicated through groove, a cabinet door 1 is arranged in the through groove, and the cabinet door 1 is hinged with the left side wall of the cabinet body 7 through a hinge or a hinge, so that the cabinet door 1 is turned to open and close the cabinet body 7;
the right side wall of the cabinet door 1 is fixed with a first hinging seat 3, and as shown in fig. 1, 2 and 4, the first hinging seat 3 is of a U-shaped structure and consists of a first connecting plate and two first baffles, the first connecting plate is vertically fixed on the right side wall of the cabinet door 1, the two low first baffles are fixed on the right side surface of the first connecting plate and distributed up and down, and the opposite surfaces of the two first baffles are provided with first fixing holes;
the inner rear side wall of the cabinet body 7 is horizontally provided with a slide bar 5, two ends of the slide bar 5 are fixed on the inner rear side wall of the cabinet body 7 through a fixed block 4, a first slide block 9 which is in left-right sliding fit with the slide bar 5 is sleeved on the slide bar 5, and the first slide block 9 can slide left and right through the slide bar 5 as shown in figures 1, 2 and 4;
the front side of the first sliding block 9 is fixedly provided with a second hinging seat 8, the front side of the sliding rod 5 is horizontally provided with a first connecting rod 6, the left end of the first connecting rod 6 is hinged on the first hinging seat 3 through a first vertically arranged pivot, the right end of the first connecting rod 6 is hinged on the second hinging seat 8 through a second vertically arranged pivot, and when the cabinet door 1 is pulled open, the linear distance between the first hinging seat 3 and the second hinging seat 8 is increased due to the fact that the first hinging seat 3 is fixed on the cabinet door 1, but the second hinging seat 8 is subjected to force moving towards the first hinging seat 3 through the first connecting rod 6, so that the first sliding block 9 slides leftwards on the sliding rod 5, and when the cabinet door 1 is closed, the second hinging seat 8 moves rightwards through the first sliding block 9;
in this embodiment, as shown in fig. 1, 2 and 4, the second hinge seat 8 is also in a "U" shape structure, and is composed of a second connecting plate and two second baffles, where the second connecting plate is vertically fixed on the front side of the first slider 9, the two second baffles are fixed on the front side of the second connecting plate and distributed vertically, and the opposite surfaces of the two second baffles are both provided with second fixing holes; the left end of the first connecting rod 6 is hinged with the first hinging seat 3 through a first pivot and a first fixing hole, and the right end of the first connecting rod 6 is hinged with the second hinging seat 8 through a second pivot and a second fixing hole, wherein the installation mode is the prior art;
the right side of the second hinging seat 8 is fixedly provided with a third hinging seat 10, the third hinging seat 10 is also in a U-shaped structure and consists of a third connecting plate and two third baffle plates, the third connecting plate is horizontally fixed on the front surface of the first sliding block 9, the third connecting plate is mutually perpendicular to the front surface of the first sliding block 9, the two third fixing plates are fixed at the bottom of the third connecting plate and are distributed front and back, and the opposite surfaces of the two third baffle plates are provided with third fixing holes;
the lower part of the sliding rod 5 is provided with a second connecting rod 12 which is obliquely arranged right and downwards, the upper end of the second connecting rod 12 is hinged with a third hinging seat 10 through a third pivot which is mutually perpendicular to the rear side wall of the cabinet body 7, the rear side of the lower end of the second connecting rod 12 is provided with a second sliding block 16 which is rotationally matched with the second connecting rod, the second sliding block 16 is mutually perpendicular to the rear side wall of the cabinet body 7, and the second connecting rod 12 can drive the second sliding block 16 to move through a first sliding block 9; as shown in fig. 1, 2, 3 and 4, the upper left end of the second connecting rod 12 is hinged with the third hinge seat 10 through a third pivot and a third fixed block, and the first slider 9 is cylindrical and can freely rotate at the bottom of the second connecting rod 12;
as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a third connecting rod 14 is vertically penetrating through the second sliding block 16, the upper end of the third connecting rod 14 is fixed with a rotating shaft of the grounding switch, when the cabinet door 1 is closed, the grounding switch is in an open state, the third connecting rod 14 is in a vertical state, when the cabinet door 1 is opened by rotating, the first connecting rod 6 drives the third hinging seat 10 to move leftwards, then the second connecting rod 12 hinged with the third hinging seat 10 drives the sliding block 16 to slide upwards along the sliding groove 13, so that the third connecting rod 14 is driven to swing from the vertical state to the horizontal state, the grounding switch is switched to the closed state, when the cabinet door is closed by rotating, the first connecting rod 6 drives the first sliding block 9 to drive the third hinging seat 10 to move rightwards, the second connecting rod 12 drives the second sliding block 16 to slide downwards along the sliding groove 13, so that the third connecting rod 14 is driven to swing from the horizontal state to the vertical state, the grounding switch is switched to the open state, and the distance between the third hinging seat 10 and the third connecting rod 14 is changed by sliding left and right of the third hinging seat 10, so that the grounding switch is in the open or closed state.
The inner rear side wall of the cabinet 7 is vertically provided with a chute 13 for circular arc sliding of the second slider 16, as shown in fig. 1, 2 and 4, the chute 13 is in a quarter circular arc shape, and since one end of the third connecting rod 14 is fixed with the rotating shaft of the grounding switch, the sliding track of the second slider 16 is in a circular arc shape, and the sliding direction of the second slider 16 can be limited through the circular arc chute 13, so that the second connecting rod 12 can not push the third connecting rod 14 to swing around the rotating shaft of the grounding switch.
When the cabinet door 1 is rotated and opened in use, the first sliding block 9 drives the third hinging seat 10 to move leftwards through the first connecting rod 6 hinged with the first hinging seat 3 and the second hinging seat 8, and then the second connecting rod 12 hinged with the third hinging seat 10 drives the sliding block 16 to slide upwards along the sliding groove 13, so that the third connecting rod 14 is driven to swing from a vertical state to a horizontal state, and the grounding switch is also switched from an open state to a closed state, so that a worker can perform subsequent operation; when the cabinet door 1 is closed by rotating in the same way, the first sliding block 9 drives the third hinging seat 10 to move rightwards through the first connecting rod 6, then the second connecting rod 12 drives the second sliding block 16 to slide downwards along the sliding groove 13, so that the third connecting rod 14 is driven to swing from a horizontal state to a vertical state, and the grounding switch is also switched from the closed state to the open state.
Example 2
In this embodiment, the technology is further described, the upper end and the lower end in the chute 13 are both provided with the metal block 11, and the second slider 16 is made of metal material, as shown in fig. 1, 3 and 4, when the second slider 16 slides along the chute 13 to a vertical state or a horizontal state, the second slider contacts with the metal block 11, so as to generate a collision sound, so as to prompt the operator to open or close the grounding switch in place.
Example 3
The technology will be further described in this embodiment, a rotation rod 15 perpendicular to the rear side surface of the lower end of the second connecting rod 12 is fixed on the rear side surface of the lower end of the second connecting rod 12, the rotation rod 15 independently passes through the third connecting rod 14 and is located in the second slider 16, as shown in fig. 3, the second slider 16 is rotationally matched with the second connecting rod 12 through the second connecting rod 12, and meanwhile, the position of the third connecting rod 14 can be fixed, a through hole which is communicated with the front and the rear is formed in the third connecting rod 14, and a groove for inserting the rotation rod 15 is formed in the front surface of the second slider 16.
Example 4
In this embodiment, as further described in the technology, two slide bars 5 are disposed up and down, as shown in fig. 1, 2 and 4, the sliding of the slide bar 5 can be more stable by two slide bars 5, and the first slide block 9 will not shake.
Example 5
This embodiment will be further explained the technique, rubber door handle 2 is installed to the left side wall of cabinet door 1, and rubber door handle 2 is convenient for the staff rotate and opens cabinet door 1, and rubber door handle 2 has the effect of preventing electricity, and rubber door handle 2 passes through screw or viscose and cabinet door 1 is fixed.
The above is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (9)
1. A grounding switch locking device, comprising:
the cabinet body is provided with a cabinet door which can be opened and closed;
the sliding rod is horizontally fixed on the inner rear side wall of the cabinet body;
the first sliding block is connected to the sliding rod in a sliding manner;
one end of the first connecting rod is hinged to the cabinet door, and the other end of the first connecting rod is hinged to the first sliding block;
one end of the second connecting rod is hinged to the first sliding block, and the other end of the second connecting rod is rotatably connected with a second sliding block;
one end of the third connecting rod is rotationally connected with the rotating shaft of the grounding switch, and the other end of the third connecting rod is rotationally connected with the second sliding block;
the sliding groove is arc-shaped and is in sliding connection with the second sliding block.
2. The grounding switch locking device of claim 1, wherein the upper end and the lower end of the chute are each provided with a metal block.
3. The grounding switch lock-out mechanism of claim 1, further comprising a rotating lever;
one end of the rotating rod is connected with the other end of the second connecting rod, and the other end of the rotating rod penetrates through the third connecting rod and is positioned in the second sliding block.
4. The grounding switch locking device according to claim 1, wherein the number of the sliding rods is two and the sliding rods are arranged up and down.
5. The grounding switch locking device of claim 1, wherein one end of the first connecting rod is hinged to the cabinet door through a first hinge base, and the other end of the first connecting rod is hinged to the first sliding block through a second hinge base.
6. The grounding switch lock of claim 1, wherein one end of said second link is hinged to said first slider by a third hinge mount.
7. The grounding switch locking device according to claim 1, wherein the slide bar is fixed to the inner rear side wall of the cabinet body by fixing blocks provided at both ends thereof.
8. A grounding switch lock according to any one of claims 1-7, characterized in that the cabinet door is provided with a rubber door handle.
9. The grounding switch lock of claim 8, wherein said rubber door handle is fixedly attached to said cabinet door by screws or glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322120378.2U CN220526809U (en) | 2023-08-08 | 2023-08-08 | Locking device of grounding switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322120378.2U CN220526809U (en) | 2023-08-08 | 2023-08-08 | Locking device of grounding switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220526809U true CN220526809U (en) | 2024-02-23 |
Family
ID=89923986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322120378.2U Active CN220526809U (en) | 2023-08-08 | 2023-08-08 | Locking device of grounding switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220526809U (en) |
-
2023
- 2023-08-08 CN CN202322120378.2U patent/CN220526809U/en active Active
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