CN113327790A - Isolation on-off indicating device of pole-mounted switch and installation method - Google Patents
Isolation on-off indicating device of pole-mounted switch and installation method Download PDFInfo
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- CN113327790A CN113327790A CN202110578820.9A CN202110578820A CN113327790A CN 113327790 A CN113327790 A CN 113327790A CN 202110578820 A CN202110578820 A CN 202110578820A CN 113327790 A CN113327790 A CN 113327790A
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- 238000002955 isolation Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000009434 installation Methods 0.000 title abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/008—Pedestal mounted switch gear combinations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses an on-pole switch isolation on-off indicating device and an installation method, wherein the on-pole switch isolation on-off indicating device comprises the following steps: the switch comprises an output cam and an indicating shaft, wherein the output cam is driven to rotate towards a first direction when the switch is turned on, and driven to rotate towards a second direction when the switch is turned off, and the first direction is different from the second direction; one end of the indicating shaft is connected with the output cam, and the indicating shaft penetrates through the operating shaft to be led out. The output cam and the indicating shaft are connected to the mechanism cover through the same flange. The indicating shaft is connected with the output cam through an end face, the cross section of the end face is of a polygonal structure, and the longitudinal section of the end face is of a stepped structure. The invention can realize that the output cam directly drives the indicating shaft to pass through the operating shaft to rotate, and realizes the on-off and on-off indication of the isolating switch. The output cam directly drives the isolation main shaft in the on-column isolation device to be combined and separated, the indicating shaft is led out through the operating shaft, and the indicating shaft is directly connected with the output cam without an intermediate transmission link, so that the high accuracy and the high reliability of the indication of the isolation switch are ensured.
Description
Technical Field
The invention relates to the technical field of outdoor column switches, in particular to an isolation combination and separation indicating device of a column switch and an installation method.
Background
The existing isolating switch indication has two leading-out modes, namely leading out through an input shaft, wherein the isolating switch only displays the state of the input shaft, and if an operating mechanism fails, the actual output is inconsistent with the input, and the indication is incorrect; and secondly, the output shaft is led out by a four-bar linkage or other transmission modes, and if the four-bar linkage is in failure, inaccurate indication can be caused. If the indication of the isolating switch is inaccurate and reliable, misoperation can be caused, switch equipment is easily damaged, and even serious safety accidents can be caused in serious cases.
Disclosure of Invention
The invention aims to provide an isolating switch on-off indicating device of a pole top switch and an installation method, which are used for solving the problems in the prior art and solving the problems of inaccurate and unreliable isolating switch on-off indication.
In order to achieve the purpose, the invention provides the following scheme: the invention provides an on-pole switch isolation on-off indicating device, which comprises: an output cam and an indicating shaft, wherein,
the output cam is driven to rotate towards a first direction when the switch is turned on, and driven to rotate towards a second direction when the switch is turned off, and the first direction is different from the second direction;
one end of the indicating shaft is connected with the output cam, and the indicating shaft penetrates through the operating shaft to be led out.
Preferably, the output cam and the indicating shaft are connected to the mechanism cover through the same flange.
Preferably, the indicating shaft is connected with the output cam through an end face, the cross section of the end face is of a polygonal structure,
preferably, the longitudinal section of the end face is of a stepped structure.
Preferably, a first support plate is arranged on the output cam, a second support plate is arranged on the indicating shaft, a connecting rod is arranged between the first support plate and the second support plate, two ends of the connecting rod are respectively connected with the first support plate and the second support plate, a cotter pin is arranged on the connecting rod, a round hole is formed in the indicating shaft, and the cotter pin is located in the round hole.
Preferably, the second support plate is provided with a limiting rod, the flange is provided with a limiting groove, and the limiting rod and the limiting groove are correspondingly arranged.
Preferably, the indicating shaft and the operating shaft are sealed through a sealing ring, a plurality of check rings are sleeved outside the indicating shaft, and the sealing ring is arranged between any two adjacent check rings.
Preferably, an introduction groove is formed in the operating shaft, and the retainer ring and the seal ring are both located in the introduction groove.
Preferably, the operating shaft is made of a material which is convenient for leading out the indicating shaft.
A method for installing an on-pole switch isolation on-off indicating device comprises the following steps:
the operating shaft is connected with the mechanism cover;
the indicating shaft is placed in the operating shaft;
placing the sealing ring and the check ring into the introduction groove in sequence;
the end face of the indicating shaft is connected with an output cam, and a cotter pin is placed in the round hole.
The invention discloses the following technical effects:
the invention discloses an indicating device of an on-column isolating switch, which directly drives an indicating shaft to pass through an operating shaft to rotate through an output cam so as to realize on-off indication of the isolating switch. The output cam directly drives the isolation main shaft in the on-column isolation device to be combined and separated, the indication shaft penetrates through the operation shaft to be led out, the operation shaft plays a role in protecting the indication shaft, the indication shaft is not influenced by external environment, the indication shaft is directly connected with the output cam at the same time, and high accuracy and high reliability of indication of the isolation switch are guaranteed without an intermediate transmission link.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of an indicating assembly;
FIG. 2 is an enlarged view of a portion of the seal ring and retainer ring installation;
the device comprises an output cam 1, an indication shaft 2, a split pin 3, an operation shaft 4, a sealing ring 5, a check ring 6, a flange 7, a mechanism cover 8, an end face 9, an introduction groove 10, a first support plate 11, a second support plate 101, a connecting rod 12, a limiting rod 13, a limiting groove 14 and a clamping block 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example 1
The invention provides an on-pole switch isolation on-off indicating device, which comprises: the switch comprises an output cam 1 and an indicating shaft 2, wherein the output cam 1 is driven to rotate towards a first direction when the switch is turned on, and is driven to rotate towards a second direction when the switch is turned off, and the first direction and the second direction are different; one end of the indicating shaft 2 is connected with the output cam 1, and the indicating shaft 2 is led out through the operating shaft 4.
The output cam 1 directly drives the indicating shaft 2 to pass through the operating shaft 4 to rotate, so that the on-off and on-off indication of the isolating switch is realized. The column isolating switch is mainly used for an isolating circuit, wherein the output cam 1 is responsible for transmitting power, under the action of an external workpiece, the output cam 1 rotates according to external operation, the indication of the column switch is divided into an open state and a closed state, when the circuit works normally, the switch is in the open state, the indication of the column switch is displayed as the open state, when the circuit breaks down or needs manual maintenance, the switch is in the closed state, at the moment, the output cam 1 rotates under the external action, and the indication of the column switch is displayed as the closed state.
The end of the indicator shaft 2 remote from the output cam 1 is coated with two different colours (not shown in the figure). The indicating shaft 2 plays a role in indicating, one end of the indicating shaft 2 is connected with the output cam 1, so that the indicating shaft 2 and the output cam 1 can change in position at the same time, the indicating shaft 2 penetrates through the operating shaft 4 to be led out, two different colors can be coated on the indicating shaft 2 according to the rotation condition of the indicating shaft 2, the two different colors can represent the position state of the indicating shaft 2, and further the position states of the output cam 1 and the switch can be represented, the structure is simple, and the indicating effect is good.
In a further optimized scheme, the output cam 1 and the indicating shaft 2 are connected to a mechanism cover 8 through the same flange 7. Because the indicating shaft 2 is led out through the operating shaft 4, the operating shaft 4 can be used as an outer protective sleeve of the indicating shaft 2, the operating shaft 4 protects the indicating shaft 2 inside from external environment interference, meanwhile, because the indicating shaft 2 can rotate in the operating shaft 4, the operating shaft 4 can be sealed with the mechanism cover 8, leakage points on the mechanism cover 8 are reduced, and because the output cam 1 is connected with the indicating shaft 2, only the operating shaft 4 needs to be connected with the mechanism cover 8, on the basis, only one flange 7 is needed to connect the operating shaft 4 to the mechanism cover 8, further, the output cam 1 and the indicating shaft 2 are connected to the mechanism cover 8, the number of the flanges 7 is reduced, the number of openings for placing connecting parts such as bolts and the like on the mechanism cover 8 is reduced, thus, the leakage points on the mechanism cover 8 are further reduced, the cleanness and tidiness inside the mechanism cover 8 are improved, and the aesthetic property of the mechanism cover 8 is improved, and meanwhile, the number of the flanges 7 is reduced, so that the installation cost and the use cost of the flanges are reduced, and further, the production cost of the on-column isolating switch is reduced.
In a further optimized scheme, the indicating shaft 2 is connected with the output cam 1 through an end face 9, and the cross section of the end face 9 is of a polygonal structure. The end surface 9 is polygonal, which is mainly used for facilitating the clamping of the output cam 1 and the indicating shaft 2, so that the indicating shaft 2 can rotate along with the rotation of the output cam 1, the polygonal structure is preferably a hexagonal structure, the hexagonal structure is subjected to impact load and belongs to distributed load, the hexagonal structure improves the bearing capacity of the structure, the characteristic causes high structural stability and difficult instability, meanwhile, the integral resistance of the structure is improved, the stability of the connection between the end face 9 and the output cam 1 is improved, the service life of the integral device is prolonged, and because the stability is high and the instability is difficult, its transmission nature is high for instruct axle 2 can follow output cam 1 synchronous rotation, and output cam 1 directly drives the isolation main shaft of isolating device on the post and closes the branch, has consequently guaranteed isolator instruction's high accuracy and high reliability.
In a further optimized scheme, the longitudinal section of the end face 9 is of a stepped structure. Because the longitudinal section of the end surface 9 is a stepped mechanism, the position between the indicating shaft 2 and the output cam 1, namely the bottommost end of the end surface 9 is lower than the topmost ends of the indicating shaft 2 and the output cam 1, a groove is formed between the indicating shaft 2 and the output cam 1, a clamping block for preventing the indicating shaft 2 and the output cam 1 from moving back and forth is arranged in the groove, the clamping block is matched with the groove, the indicating shaft 2 and the output cam 1 can only realize a rotating function but not a back and forth moving function under the action of the clamping block, the clamping block can be connected with a fixed part at will, the clamping block is fixed and does not move, and the back limiting function is realized through the stepped structure of the clamping block, the output cam 1 and the end surface 9.
According to a further optimized scheme, a first support plate 11 is arranged on the output cam 1, a second support plate 101 is arranged on the indicating shaft 2, a connecting rod 12 is arranged between the first support plate 11 and the second support plate 101, two ends of the connecting rod 12 are respectively connected with the first support plate 11 and the second support plate 101, a split pin 3 is arranged on the connecting rod 12, a round hole is formed in the indicating shaft 2, and the split pin 3 is located in the round hole. First support plate 11 and second support plate 101 follow output cam 1 and indicate axle 2 synchronous rotation, consequently the connecting rod 12 that sets up on first support plate 11 and second support plate 101 follows output cam 1 and indicates axle 2 synchronous rotation, be provided with split pin 3 on connecting rod 12, the round hole is located the intermediate position of indicating axle 2, put into the round hole with split pin 3, accomplished the preceding spacing to indicating axle 2 promptly, the preceding spacing and the back spacing mentioned above are all for guaranteeing that indicating axle 2 does not take place the back-and-forth movement for output cam 1, and then improve column switch isolating device's stability.
In a further optimized scheme, the second support plate 101 is provided with a limiting rod 13, the flange 7 is provided with a limiting groove 14, and the limiting rod 13 and the limiting groove 14 are correspondingly arranged. Because the second supporting plate 101 rotates along with the rotation of the indicating shaft 2, the limiting rod 13 can be arranged on the second supporting plate 101, the limiting groove 14 is arranged on the flange 7, the limiting rod 13 is positioned in the limiting groove 14 to limit the rotation of the second supporting plate 101, the limiting groove 14 is of an arc-shaped structure according to the rotation direction of the limiting rod 11, and the limiting groove 14 does not need to be too large, so that the motion of the limiting rod 13 is met.
According to the further optimized scheme, the indication shaft 2 and the operation shaft 4 are sealed through a sealing ring 5, a plurality of check rings 6 are sleeved outside the indication shaft 2, and the sealing ring 5 is arranged between any two adjacent check rings 6. Since the indicating shaft 2 is led out from the operating shaft 4, and the indicating shaft 2 rotates relative to the operating shaft 4, in order to reduce external pollution, the mechanism cover 8 is arranged in a gap between the indicating shaft 2 and the operating shaft 4, and therefore, two sealing rings 5 are preferably arranged between the indicating shaft 2 and the operating shaft 4, the two sealing rings 5 are arranged at two ends and a middle position of each of the two sealing rings 5, and the two sealing rings 6 are required to be capable of freely moving in the operating shaft 4, so that the sealing rings 5 are not damaged in the compression process on one hand, and the sealing rings 5 are ensured to have enough compression space on the other hand.
In a further optimized scheme, an introduction groove 10 is formed in the operating shaft 4, and the retainer ring 6 and the seal ring 5 are both located in the introduction groove 10. An introduction groove 10 is provided on the operating shaft 4, and the introduction groove 10 functions to facilitate the placement of the seal ring 5 into the gap between the operating shaft 4 and the retainer ring 6 and to prevent the seal ring 5 from being damaged by extrusion or the like during installation.
In a further optimized scheme, the operating shaft 4 is made of a material which is convenient for leading out of the indicating shaft 2. The operating shaft 4 is preferably made of a stainless steel pipe, so that the indicating shaft 2 can smoothly pass through the operating shaft, and the processing difficulty is reduced.
A method for installing an on-pole switch isolation on-off indicating device comprises the following steps:
the operating shaft 4 is connected to a mechanism cover 8, the operating shaft 4 is connected to the mechanism cover 8 via a flange 7, and the flange 7 is inserted through a hole provided in the mechanism cover 8 and screwed with a bolt.
The indicating shaft 2 is placed in the operating shaft 4, the indicating shaft 2 penetrates through the center of the flange 7 and penetrates into the operating shaft 4, and one end of the indicating shaft 2 is led out of the operating shaft 4.
The sealing ring 5 and the check ring 6 are sequentially placed into the introducing groove 10, one check ring 6 is placed firstly, the check ring 6 is placed into the introducing groove 10, then the sealing ring 5, the check ring 6, the sealing ring 5 and the check ring 6 are sequentially placed, and the check ring 6 is arranged on two sides of each sealing ring 5.
The end face 9 of the indicating shaft 2 is connected with the output cam 1, the split pin 3 is placed in the round hole, the end face 9 of the indicating shaft 2 is connected with the output cam 1, the clamping block is placed in a groove formed between the indicating shaft 2 and the output cam 1, the clamping block is connected with any one fixed workpiece, the rear limit of the indicating shaft 2 is completed, the split pin 3 is placed in the round hole, and the front limit of the indicating shaft 2 is completed.
In addition, the column switch isolation on-off indicating device also has another installation method, and the installation method comprises the following steps:
the indicating shaft 2 is placed in the operating shaft 4, the indicating shaft 2 penetrates through the center of the flange 7 and penetrates into the operating shaft 4, and one end of the indicating shaft 2 is led out of the operating shaft 4.
The sealing ring 5 and the check ring 6 are sequentially placed into the introducing groove 10, one check ring 6 is placed firstly, the check ring 6 is placed into the introducing groove 10, then the sealing ring 5, the check ring 6, the sealing ring 5 and the check ring 6 are sequentially placed, and the check ring 6 is arranged on two sides of each sealing ring 5.
The operating shaft 4 is connected to a mechanism cover 8, the operating shaft 4 is connected to the mechanism cover 8 via a flange 7, and the flange 7 is inserted through a hole provided in the mechanism cover 8 and screwed with a bolt.
The end face 9 of the indicating shaft 2 is connected with the output cam 1, the split pin 3 is placed in the round hole, the end face 9 of the indicating shaft 2 is connected with the output cam 1, the clamping block is placed in a groove formed between the indicating shaft 2 and the output cam 1, the clamping block is connected with any one fixed workpiece, the rear limit of the indicating shaft 2 is completed, the split pin 3 is placed in the round hole, and the front limit of the indicating shaft 2 is completed.
Both mounting methods are determined according to actual use conditions, and are not described in detail herein.
The invention provides an on-column switch isolation on-off indicating device, which has the working state that when the on-column switch isolation on-off indicating device works, an output cam 1 is driven by an external mechanism to rotate, because the output cam 1 directly drives an isolation main shaft in the on-column isolation device to be on or off, when a switch is opened (switched on), the output cam 1 is driven to rotate towards a first direction, the first direction is clockwise rotation, when the switch is closed (switched off), the output cam is driven to rotate towards a second direction, the second direction is anticlockwise rotation, at the moment, because the output cam 1 is connected with an indicating shaft 2 through a polygonal structure of an end surface 9, when the switch is opened or closed, the indicating shaft 2 is consistent with the rotating state when the switch is opened or closed, and the effect of accurate and reliable switching on or off is realized, in the technical point, the indicating shaft 2 passes through an operating shaft 4 to be out of an output mechanism cover 8 for indicating, under the action of the operating shaft 4, the openings on the mechanism cover 8 are reduced, so that the sealing points on the mechanism cover 8 are reduced, the possibility that the external environment pollutes the inside of the mechanism cover 8 is reduced, and the surface of the mechanism cover 8 is clean and attractive.
Example 2
Compared with the embodiment 1, the present embodiment includes an output cam 1 and an indication shaft 2, wherein the output cam 1 is driven to rotate towards a first direction when the switch is turned on, and is driven to rotate towards a second direction when the switch is turned off, and the first direction and the second direction are different; one end of the indicating shaft 2 is connected with the output cam 1, and the indicating shaft 2 is led out through the operating shaft 4.
An indicating needle (not shown in the figure) is arranged at one end of the indicating shaft 2 far away from the output cam 1, in order to further strengthen the indicating function of the indicating shaft 2, the indicating needle can be arranged on the output cam 1, two different colors or marks are coated on the end surface of the operating shaft 4 far away from the output cam 1, and the operating shaft 4 can be used as a reference object of the indicating shaft 2 because the operating shaft 4 does not rotate along with the indicating shaft 2.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (10)
1. An on-pole switch isolation on-off indicating device, comprising: an output cam (1) and an indicating shaft (2), wherein,
the output cam (1) is driven to rotate towards a first direction when the switch is turned on, and is driven to rotate towards a second direction when the switch is turned off, and the first direction is different from the second direction;
one end of the indicating shaft (2) is connected with the output cam (1), and the indicating shaft (2) penetrates through the operating shaft (4) to be led out.
2. The on-pole switch isolating on-off indicating device of claim 1, characterized in that the output cam (1) and the indicating shaft (2) are connected to a mechanism cover (8) through the same flange (7).
3. The pole-mounted switch isolating on-off indicating device of claim 1, characterized in that the indicating shaft (2) is connected with the output cam (1) through an end surface (9), and the cross section of the end surface (9) is of a polygonal structure.
4. The on-pole switch isolating on-off indicating device of claim 3, wherein the longitudinal section of the end face (9) is of a stepped structure.
5. The pole top switch isolation on-off indicating device of claim 1, wherein: the output cam (1) is provided with a first support plate (11), the indicating shaft (2) is provided with a second support plate (101), a connecting rod (12) is arranged between the first support plate (11) and the second support plate (101), two ends of the connecting rod (12) are respectively connected with the first support plate (11) and the second support plate (101), the connecting rod (12) is provided with a split pin (3), the indicating shaft (2) is provided with a round hole, and the split pin (3) is located in the round hole.
6. The pole top switch isolation on-off indicating device of claim 5, wherein: the second support plate (101) is provided with a limiting rod (13), the flange (7) is provided with a limiting groove (14), and the limiting rod (13) and the limiting groove (14) are correspondingly arranged.
7. The pole top switch isolation on-off indicating device of claim 1, wherein: indicate axle (2) with operation axle (4) are sealed through sealing washer (5), indicate axle (2) overcoat to be equipped with a plurality of retaining rings (6), arbitrary adjacent two be provided with between retaining ring (6) sealing washer (5).
8. The pole top switch isolation on-off indicating device of claim 7, wherein: an introduction groove (10) is formed in the operating shaft (4), and the retainer ring (6) and the sealing ring (5) are located in the introduction groove (10).
9. The pole top switch isolation on-off indicating device of claim 1, wherein: the operating shaft (4) is made of a material which is convenient for leading out the indicating shaft (2).
10. A method for installing an indication device for the isolation and the separation of an on-pole switch, according to any one of claims 1 to 9, characterized in that the method comprises the following steps:
the operating shaft (4) is connected with the mechanism cover (8);
the indicating shaft (2) is arranged in the operating shaft (4);
the sealing ring (5) and the retainer ring (6) are sequentially placed in the introduction groove (10);
the end face (9) of the indicating shaft (2) is connected with the output cam (1), and the cotter pin (3) is placed in the round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110578820.9A CN113327790B (en) | 2021-05-26 | 2021-05-26 | Isolation closing and opening indicating device of pole-mounted switch and mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110578820.9A CN113327790B (en) | 2021-05-26 | 2021-05-26 | Isolation closing and opening indicating device of pole-mounted switch and mounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113327790A true CN113327790A (en) | 2021-08-31 |
| CN113327790B CN113327790B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110578820.9A Active CN113327790B (en) | 2021-05-26 | 2021-05-26 | Isolation closing and opening indicating device of pole-mounted switch and mounting method |
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| CN (1) | CN113327790B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003764A (en) * | 1961-05-23 | 1965-09-08 | Rotork Eng Co Ltd | Improvements in or relating to valve actuators having an end position indicator |
| US5278530A (en) * | 1991-10-17 | 1994-01-11 | Zovath Peter J | Switch mechanism, mounting assembly, and shaft position indicator device for a rotary or linear valve |
| CN200953308Y (en) * | 2006-10-11 | 2007-09-26 | 上海天灵开关厂有限公司 | Interlocking and position indicating mechanism for circuit breaker cabinet |
| CN108711534A (en) * | 2018-05-28 | 2018-10-26 | 福建中能电气有限公司 | The interlocking mechanism of permanent-magnet breaker |
| CN212010834U (en) * | 2020-06-23 | 2020-11-24 | 浙江轩玥电气有限公司 | Operating mechanism for ring main unit |
-
2021
- 2021-05-26 CN CN202110578820.9A patent/CN113327790B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003764A (en) * | 1961-05-23 | 1965-09-08 | Rotork Eng Co Ltd | Improvements in or relating to valve actuators having an end position indicator |
| US5278530A (en) * | 1991-10-17 | 1994-01-11 | Zovath Peter J | Switch mechanism, mounting assembly, and shaft position indicator device for a rotary or linear valve |
| CN200953308Y (en) * | 2006-10-11 | 2007-09-26 | 上海天灵开关厂有限公司 | Interlocking and position indicating mechanism for circuit breaker cabinet |
| CN108711534A (en) * | 2018-05-28 | 2018-10-26 | 福建中能电气有限公司 | The interlocking mechanism of permanent-magnet breaker |
| CN212010834U (en) * | 2020-06-23 | 2020-11-24 | 浙江轩玥电气有限公司 | Operating mechanism for ring main unit |
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| Publication number | Publication date |
|---|---|
| CN113327790B (en) | 2024-04-16 |
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