CN219778721U - Switch force transmission mechanism and bypass cabinet - Google Patents
Switch force transmission mechanism and bypass cabinet Download PDFInfo
- Publication number
- CN219778721U CN219778721U CN202321249373.3U CN202321249373U CN219778721U CN 219778721 U CN219778721 U CN 219778721U CN 202321249373 U CN202321249373 U CN 202321249373U CN 219778721 U CN219778721 U CN 219778721U
- Authority
- CN
- China
- Prior art keywords
- rod
- operating
- bypass cabinet
- switch
- knife
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 34
- 230000003068 static effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a knife switch force transmission mechanism and a bypass cabinet, wherein the knife switch force transmission mechanism comprises two first linkage rods, connecting rods and first operation rods, wherein the first linkage rods correspond to the knife switches one by one, each first linkage rod comprises a first rod body and a first poking piece, one end of each first rod body is rotatably arranged in the bypass cabinet, and the other end of each first rod body is fixedly connected with the corresponding first poking piece; the first rod body is in transmission connection with the corresponding knife switch; two ends of the connecting rod are respectively hinged with the two first poking sheets; one end of the first operating rod is hinged with the connecting rod, and the other end of the first operating rod is fixedly connected with the operating mechanism. The operating mechanism can drive the connecting rods to act through the first operating rods so as to drive the two first linkage rods to rotate simultaneously, so that corresponding knife switches are driven to act, the on/off states of the two knife switches are controlled through one first operating rod, and compared with the prior art that the knife switches are operated by separate operating rods, the number of the operating rods in the bypass cabinet is reduced, and therefore the internal structure of the bypass cabinet is conveniently laid out.
Description
Technical Field
The utility model relates to the technical field of electric power cabinets, in particular to a disconnecting link force transmission mechanism and a bypass cabinet.
Background
In order to prevent the power supply to the consumer from being stopped when the movable high-voltage switch cabinet used on the power supply line fails and is overhauled, movable high-voltage switch cabinets with bypasses, which are composed of a bypass cabinet and one or more feed-out cabinets with bypasses, have been developed. In order to prevent arcing during the opening and closing of the bypass isolating switch in the feed-out cabinet, the isolating switch is required to be opened and closed under the condition that the bypass bus is not electrified.
The patent with the application number of 202010863690.9 discloses a manual bypass cabinet of many isolating switches high pressure, including operation panel, main single-pole double-throw switch and auxiliary single-pole double-throw switch, the output fixedly connected with first action bars of main single-pole double-throw switch, the output fixedly connected with second action bars and third action bars of auxiliary single-pole double-throw switch, first action bars the second action bars with the output of third action bars all with the operation panel grafting. Because the size of the internal cavity of the bypass cabinet is limited, and three operation rods are arranged in the scheme, the occupied area of the bypass cabinet is larger.
In the scheme, the two auxiliary single-pole double-throw switches respectively need the independent operation of the second operating rod and the third operating rod, and the bypass cabinet internal structure is crowded due to the fact that the number of the operating rods is large, so that the bypass cabinet internal structure is inconvenient to be laid out.
Disclosure of Invention
The utility model aims to overcome the technical defects, provides a disconnecting link force transmission mechanism and a bypass cabinet, and solves the technical problems that the number of operating rods of a multi-isolating switch high-voltage manual bypass cabinet in the prior art is large, so that the internal structure of the bypass cabinet is crowded, and the internal structure of the bypass cabinet is inconvenient to be laid out.
In order to achieve the technical purpose, the technical scheme of the utility model provides a knife switch force transmission mechanism which is connected between an operating mechanism of a bypass cabinet and a knife switch in a transmission way and can drive two knife switches to act simultaneously, and the knife switch force transmission mechanism comprises:
the two first linkage rods are in one-to-one correspondence with the knife switches, each first linkage rod comprises a first rod body and a first poking piece, one end of each first rod body is rotatably arranged in the bypass cabinet, and the other end of each first rod body is fixedly connected with each first poking piece; the first rod body is in transmission connection with the corresponding knife switch;
the two ends of the connecting rod are respectively hinged with the two first poking sheets;
and one end of the first operating rod is hinged with the connecting rod, and the other end of the first operating rod is fixedly connected with the operating mechanism.
Further, the two first linkage rods are vertically distributed, and the length direction of each linkage rod is parallel to the vertical direction.
The technical scheme of the utility model also provides a bypass cabinet which comprises the disconnecting link force transmission mechanism, an operating mechanism and three disconnecting links, wherein the bypass cabinet is provided with an inner cavity, the three disconnecting links are a main disconnecting link and two auxiliary disconnecting links which are movably arranged in the inner cavity respectively, and the disconnecting link force transmission mechanism is used for driving the two auxiliary disconnecting links to act simultaneously;
the two first linkage rods are respectively arranged in one-to-one correspondence with the two auxiliary knife switches, and the two first rod bodies are respectively positioned on the same side of the two auxiliary knife switches and are respectively in transmission connection with the corresponding auxiliary knife switches.
Further, a guide groove is formed in the inner cavity along a connecting line direction parallel to the axes of the two first rod bodies, and the connecting rod is movably arranged in the guide groove.
Further, the bypass cabinet further comprises two limiting plates which are fixedly arranged in the inner cavity and are oppositely arranged, and the guide groove is formed between the two limiting plates.
Further, the bypass cabinet further comprises a second linkage rod and a second operation rod, wherein the second linkage rod and the second operation rod are arranged corresponding to the main switch, the second linkage rod comprises a second rod body and a second poking piece, one end of the second rod body is rotatably arranged in the inner cavity, and the other end of the second rod body is fixedly connected with the second poking piece; one end of the second operating rod is hinged with the second shifting piece, and the other end of the second operating rod is fixedly connected with the operating mechanism.
Further, the bypass cabinet further comprises three cranks which are respectively in one-to-one correspondence with the main disconnecting link and the two auxiliary disconnecting links, one end of each crank is fixedly connected with the first rod body or the second rod body, and the other end of each crank is hinged with the movable end of the main disconnecting link or the movable end of the auxiliary disconnecting link.
Further, the bypass cabinet further comprises a shell, wherein the inner cavity is formed in the shell, and a window is formed in the side wall of the shell;
the operating mechanism comprises an operating panel and a handle, wherein the operating panel is rotatably arranged at the window, and the handle is fixedly connected with the operating panel and is positioned at the outer side of the shell.
Furthermore, slots corresponding to the first operation rods and the second operation rods one by one are formed in the side face of the operation panel, and one ends of the first operation rods and the second operation rods are inserted into the corresponding slots.
Further, the handle is an insulating handle.
Compared with the prior art, the utility model has the beneficial effects that:
in switch force transmission mechanism and the bypass cabinet, operating device can pass through first action bars drive the connecting rod action to drive two simultaneously first gangbar rotates, thereby drives corresponding the switch action, has realized through one first action bars control two the switch open/close state of switch, compare with prior art that the switch must be operated by independent action bars, has reduced the quantity of the interior action bars of bypass cabinet, has simplified the inner structure of bypass cabinet, thereby is convenient for overall arrangement to bypass cabinet inner structure.
Drawings
Fig. 1 is a schematic structural diagram of a bypass cabinet provided by the utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The utility model provides a knife switch force transmission mechanism which is in transmission connection between an operating mechanism 20 and a knife switch 30 of a bypass cabinet and can drive the two knife switches 30 to act simultaneously, wherein the knife switch 30 is provided with a static end and a movable end, the static end is hinged in the bypass cabinet, and the movable end can rotate around the static end to switch between a switching-on position and a switching-off position; the structure of the knife switch force transmission mechanism 10 is shown in fig. 1, the knife switch force transmission mechanism comprises two first linkage rods 11, connecting rods 12 and first operation rods 13 which are in one-to-one correspondence with the knife switches, wherein each first linkage rod 11 comprises a first rod body 111 and a first poking piece 112, one end of each first rod body 111 is rotatably arranged in a bypass cabinet, and the other end of each first rod body 111 is fixedly connected with each first poking piece 112; the first rod body 111 is in transmission connection with the corresponding movable end of the knife switch; two ends of the connecting rod 12 are respectively hinged with the two first shifting sheets 112; one end of the first operating rod 13 is hinged with the connecting rod 12, and the other end is fixedly connected with the operating mechanism 20.
In the knife switch force transmission mechanism, the operating mechanism 20 can drive the connecting rods 12 to act through the first operating rods 13 so as to drive the two first linkage rods 11 to rotate simultaneously, thereby driving the corresponding knife switches 30 to act, realizing that the opening/closing states of the two knife switches 30 are controlled through one first operating rod 13.
Since the bypass cabinet is generally square in shape, as a preferred embodiment, the two first linkage bars 11 are vertically distributed, and the length direction of the link 12 is parallel to the vertical direction.
The utility model also provides a bypass cabinet, the structure of which is shown in fig. 1, comprising the knife gate force transmission mechanism 10, the operating mechanism 20 and three knife gates 30, wherein the bypass cabinet is provided with an inner cavity, the three knife gates 30 are respectively a main knife gate 31 and two auxiliary knife gates 32 which are movably arranged in the inner cavity, in actual use, the opening and closing states of the main knife gate 31 and the two auxiliary knife gates 32 are only three combined forms, namely, the opening and closing states are 001, 101 and 010 (1 represents knife gate closing, 0 represents knife gate opening), and therefore, the opening and closing states of the two auxiliary knife gates 32 are always opposite, so in the embodiment, the knife gate force transmission mechanism 10 is used for driving the two auxiliary knife gates 32 to act simultaneously; specifically, the two first linkage rods 11 are respectively arranged in one-to-one correspondence with the two auxiliary knife switches 32, and the two first rod bodies 111 are respectively located on the same side of the two auxiliary knife switches 32 and are respectively in transmission connection with the corresponding auxiliary knife switches 32.
In the bypass cabinet, the operating mechanism 20 can drive the two auxiliary knife switches 32 to act through the knife switch force transmission mechanism 10 at the same time, so that one first operating rod 13 controls the on/off states of the two auxiliary knife switches 32.
In order to guide the moving connecting rod 12 to make the manipulation of the auxiliary knife switch 32 more accurate, as a preferred embodiment, a guiding groove 400 is disposed in the inner cavity along a connecting line direction parallel to the axes of the two first rod bodies 111, and the connecting rod 12 is movably disposed in the guiding groove 400. As a specific embodiment, the bypass cabinet further includes two limiting plates 40 fixedly disposed in the inner cavity and oppositely disposed, and the guide groove 400 is formed between the two limiting plates 40.
It will be appreciated that by providing the guide slot 400 in the bypass cabinet to guide the moving connecting rod 12, the moving path of the connecting rod 12 can be simplified, so that the moving path of the connecting rod 12 is controllable, and the design and layout of the knife switch force transmission mechanism 10 are facilitated.
In order to facilitate the operation of the main switch 31, as a preferred embodiment, the bypass cabinet further includes a second linkage rod 50 and a second operation rod 60 that are disposed corresponding to the main switch 31, the second linkage rod 50 includes a second rod body 51 and a second pulling piece 52, one end of the second rod body 51 is rotatably disposed in the inner cavity, and the other end is fixedly connected with the second pulling piece 52; one end of the second operating lever 60 is hinged to the second pulling piece 52, and the other end is fixedly connected to the operating mechanism 20.
Further, the bypass cabinet further includes three cranks 70 corresponding to the main knife switch 31 and the two auxiliary knife switches 32 one by one, one end of the crank 70 is fixedly connected with the first rod 111 or the second rod 51, and the other end is hinged with the movable end of the main knife switch 31 or the movable end of the auxiliary knife switch 32.
As a preferred embodiment, the bypass cabinet further includes a housing 80, the interior of the housing 80 forms the inner cavity, and a window is formed on a side wall of the housing 80; the operating mechanism 20 includes an operating panel 21 and a handle 22, the operating panel 21 is rotatably disposed at the window, the handle 22 is fixedly connected with the operating panel 21 and located at the outer side of the housing 80, and specifically, the handle 22 is an insulating handle.
As a preferred embodiment, the first operating lever 13 and the second operating lever 60 are connected to the operating panel 21 and mounted in such a manner that slots (not shown) corresponding to the first operating lever 13 and the second operating lever 60 are formed on the side surface of the operating panel 21, and one ends of the first operating lever 13 and the second operating lever 60 are inserted into the corresponding slots.
In order to facilitate understanding of the present utility model, the following details of the working principle of the present solution are described with reference to fig. 1:
in operation, when the switch state of the main switch 31 or the auxiliary switch 32 needs to be switched, the handle 22 is pushed (or pulled) to drive the operation panel 21 to rotate, and the operation panel 21 drives the first operation lever 13 and the second operation lever 60 to act.
The first operation rod 13 drives the connecting rod 12 to move vertically, the moving connecting rod 12 drives the two first linkage rods 11 to rotate at the same time, and the first linkage rods 11 drive the corresponding auxiliary knife switches 32 to act through the crank 70, so that the states of the auxiliary knife switches 32 are switched.
The second operating lever 60 drives the main switch 31 to operate through the crank 70, so as to switch the state of the main switch 31.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any of various other corresponding changes and modifications made according to the technical idea of the present utility model should be included in the scope of the claims of the present utility model.
Claims (10)
1. The utility model provides a switch force transmission mechanism, transmission connection can drive two switch actions simultaneously between the operating device of bypass cabinet and switch, its characterized in that, switch force transmission mechanism includes:
the two first linkage rods are in one-to-one correspondence with the knife switches, each first linkage rod comprises a first rod body and a first poking piece, one end of each first rod body is rotatably arranged in the bypass cabinet, and the other end of each first rod body is fixedly connected with each first poking piece; the first rod body is in transmission connection with the corresponding knife switch;
the two ends of the connecting rod are respectively hinged with the two first poking sheets;
and one end of the first operating rod is hinged with the connecting rod, and the other end of the first operating rod is fixedly connected with the operating mechanism.
2. A knife gate force transmission mechanism according to claim 1, wherein two first linkage bars are vertically distributed, and the length direction of the links is parallel to the vertical direction.
3. A bypass cabinet, characterized by comprising a disconnecting link force transmission mechanism, an operating mechanism and three disconnecting links according to any one of claims 1-2, wherein the bypass cabinet is provided with an inner cavity, the three disconnecting links are a main disconnecting link and two auxiliary disconnecting links which are movably arranged in the inner cavity respectively, and the disconnecting link force transmission mechanism is used for driving the two auxiliary disconnecting links to act simultaneously;
the two first linkage rods are respectively arranged in one-to-one correspondence with the two auxiliary knife switches, and the two first rod bodies are respectively positioned on the same side of the two auxiliary knife switches and are respectively in transmission connection with the corresponding auxiliary knife switches.
4. A bypass cabinet according to claim 3, wherein guide grooves are provided in the inner cavity along a connecting line direction parallel to the axes of the two first rod bodies, and the connecting rod is movably provided in the guide grooves.
5. The bypass cabinet of claim 4, further comprising two limiting plates fixedly disposed in the cavity and disposed opposite each other, wherein the guide slot is formed between the two limiting plates.
6. The bypass cabinet according to claim 3, further comprising a second linkage rod and a second operation rod, wherein the second linkage rod and the second operation rod are arranged corresponding to the main switch, the second linkage rod comprises a second rod body and a second poking piece, one end of the second rod body is rotatably arranged in the inner cavity, and the other end of the second rod body is fixedly connected with the second poking piece; one end of the second operating rod is hinged with the second shifting piece, and the other end of the second operating rod is fixedly connected with the operating mechanism.
7. The bypass cabinet according to claim 6, further comprising three cranks corresponding to the main knife switch and the two auxiliary knife switches one by one, wherein one end of each crank is fixedly connected with the first rod body or the second rod body, and the other end of each crank is hinged with the movable end of the main knife switch or the movable end of the auxiliary knife switch.
8. The bypass cabinet of claim 6, further comprising a housing, wherein the interior of the housing defines the interior cavity, and wherein a window is defined in a side wall of the housing;
the operating mechanism comprises an operating panel and a handle, wherein the operating panel is rotatably arranged at the window, and the handle is fixedly connected with the operating panel and is positioned at the outer side of the shell.
9. The bypass cabinet according to claim 8, wherein slots corresponding to the first operation lever and the second operation lever are formed in a side surface of the operation panel, and one ends of the first operation lever and the second operation lever are inserted into the corresponding slots.
10. The bypass bin of claim 8, wherein the handle is an insulated handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321249373.3U CN219778721U (en) | 2023-05-18 | 2023-05-18 | Switch force transmission mechanism and bypass cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321249373.3U CN219778721U (en) | 2023-05-18 | 2023-05-18 | Switch force transmission mechanism and bypass cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219778721U true CN219778721U (en) | 2023-09-29 |
Family
ID=88133877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321249373.3U Active CN219778721U (en) | 2023-05-18 | 2023-05-18 | Switch force transmission mechanism and bypass cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219778721U (en) |
-
2023
- 2023-05-18 CN CN202321249373.3U patent/CN219778721U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107068438B (en) | Operating device of dual-power automatic transfer switch | |
| CN219778721U (en) | Switch force transmission mechanism and bypass cabinet | |
| CN215933461U (en) | Three-station mechanism for gas insulation | |
| CN214956484U (en) | Three-section type double-power-supply change-over switch | |
| CN210245399U (en) | Vacuum circuit breaker with guiding device | |
| CN105575717A (en) | Spring operating mechanism for GIS breaker | |
| CN201829815U (en) | Small intelligent vacuum ring-network cabinet | |
| CN207097732U (en) | A kind of high voltage isolator torch integrated formula operating mechanism | |
| CN208240516U (en) | A kind of permanent magnet vacuum on-load tap changer | |
| CN110086109B (en) | Intelligent medium-voltage switch equipment | |
| CN109038340A (en) | Hand-electric opening/closing operation mechanism for breaker | |
| CN104538217A (en) | Switching device | |
| CN212485962U (en) | SF6 cabinet that intelligence was controlled | |
| CN113066679A (en) | Three-section type double-power-supply change-over switch | |
| CN114141569A (en) | Integrated isolating switch with operating mechanism | |
| CN108447710B (en) | Mechanical rapid energy storage system | |
| CN201663066U (en) | Switching plate used in dual-power transfer switch | |
| CN110350407A (en) | A kind of power distribution cabinet interlock | |
| CN216161616U (en) | Three-station operating mechanism of inflating cabinet | |
| CN215768890U (en) | High-voltage switch intelligent comprehensive detection tool mechanism | |
| CN219476561U (en) | Side operated isolating switch | |
| CN217240057U (en) | Indoor high-voltage centrally installed switchgear | |
| CN221805371U (en) | Rotary operating mechanism of distribution box knife switch | |
| CN219418882U (en) | 35KV indoor solid-sealed vacuum circuit breaker structure | |
| CN214411784U (en) | Switch cabinet with dehumidification function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |