CN107394657B - General type position switch of cubical switchboard - Google Patents
General type position switch of cubical switchboard Download PDFInfo
- Publication number
- CN107394657B CN107394657B CN201710791244.XA CN201710791244A CN107394657B CN 107394657 B CN107394657 B CN 107394657B CN 201710791244 A CN201710791244 A CN 201710791244A CN 107394657 B CN107394657 B CN 107394657B
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- CN
- China
- Prior art keywords
- structure body
- switch cabinet
- outer structure
- switch
- switcher
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
Abstract
The invention belongs to the technical field of instruments for emergency brake separation of 10kV switch cabinets, and particularly relates to a general type position switcher for a switch cabinet. The universal position switcher of the switch cabinet comprises an inner structure body and an outer structure body which are connected in a telescopic manner, wherein a fixing piece is embedded in the end face of the outer structure body; the external structure body is provided with a notch matched with the pull rod, and the internal structure body is provided with a slotted hole matched with the knob. The universal position switcher for the switch cabinet can clamp the pull rod or the knob on the cabinet door of the switch cabinet, so that the pull rod or the knob is pushed to a designated position, the emergency opening position of the switch cabinet is kept at a usable position under the action of the permanent magnet, and the inner structure body is telescopically arranged in the outer structure body and is suitable for protruding the knobs with different heights; the main body material of the position switcher is ABS, the weight is light, and the position switcher is reliably fixed with the cabinet door of the switch cabinet; and the use is simple, the manufacturing cost is low, and the adaptability is very strong.
Description
Technical Field
The invention relates to the technical field of instruments for emergency brake separation of a 10kV switch cabinet, in particular to a general type position switcher of a switch cabinet.
Background
An emergency opening device is usually installed on a cabinet door panel of a 10kV switch cabinet, so that opening operation can be carried out on a circuit breaker without opening the cabinet door when emergency operation is needed. The emergency release device generally comprises a pull rod or a knob for adjusting an emergency release button of the switch cabinet to a usable position, and the pull rod and the knob have an automatic reset function. When the 10kV switch cabinet performs emergency brake-separating operation, an operator is required to pull and hold a pull rod or a rotary button by one hand, and the other hand presses the emergency brake-separating button to realize on-site emergency brake-separating operation; manual emergency brake opening often has risks of misoperation and potential safety hazards, so that remote operation with higher safety and reliability becomes a necessary trend of emergency brake opening of the switch cabinet.
In order to realize the remote operation of the 10kV switch cabinet, a position switcher is needed to fix the position of a reset pull rod or a knob so as to ensure that a button for emergency brake separation is at a usable position, thereby ensuring the feasibility of remote control operation. However, in switch cabinets of different types, the sizes and the shapes of the pull rods or the knobs on the panel are different, so that a position switcher corresponding to the pull rods or the knobs with specific shapes and sizes is often required to be designed, the manufacturing cost is high, the applicability is poor, and the resource waste is formed. Therefore, it is necessary to design a universal position switch which is applicable to pull rods or knobs on different types of switch cabinet panels.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a general position switcher for a switch cabinet, which can push and fix pull rods or knobs on panels of switch cabinets of different types.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a general type position switcher of cubical switchboard, be equipped with on the cubical switchboard cabinet door and be used for adjusting the emergency brake release button of cubical switchboard to pull rod or knob in usable position; the universal position switcher comprises a hollow internal structure body and an external structure body, wherein the internal structure body is telescopically sleeved in the external structure body, and a plurality of fixing pieces for fixing the cabinet door of the switch cabinet are embedded on the end face of the external structure body; the external structure body is provided with a notch matched with the pull rod, and the internal structure body is provided with a slotted hole matched with the knob.
According to the general position switcher for the switch cabinet, the pull rod can be clamped through the arrangement of the notch, the position switcher is moved downwards to push the pull rod to a designated position, and the position switcher is fixed through the fixing piece, so that the emergency brake-separating button of the switch cabinet is kept at the available position; the position switch is applicable to the protruding knob through the arrangement of the slotted holes, and the position switch is applicable to the knobs with different protruding heights through the arrangement of the internal structure; the device is simple to use, high in reliability and high in adaptability.
Further, a plurality of protruding parts are uniformly distributed on the outer side of the inner structure body, and a plurality of concave parts matched with the protruding parts are uniformly distributed on the inner side of the outer structure body; the protruding part is in sliding connection with the recessed part, and one end of the recessed part is provided with a closed end for limiting the displacement of the internal structure. The sliding connection of the convex part and the concave part enables the inner structure body to do telescopic movement in the outer structure body, and the telescopic movement is stable and reliable; the closed end is provided to prevent movement of the inner structure out of engagement with the outer structure.
Further, the protruding part and the concave part are both in smooth arc structures, and a spring structure is connected between the protruding part and the closed end. The smooth circular arc structure can effectively slow down abrasion caused by the telescopic movement of the inner structure body, the spring structure enables the inner structure body to perform unidirectional telescopic movement on one hand, and the inner structure body is reset after the position switcher finishes working on the other hand; the reset position switcher is small in size, flat in end face and easy to store.
Preferably, the outer structure body is composed of a first outer structure body and a second outer structure body which are detachably connected, the first outer structure body is embedded with a first fixing piece, and one end, far away from the first outer structure body, of the second outer structure body is embedded with a second fixing piece. The external structure body is formed by two parts which are detachably connected, so that the position switcher is convenient to install, detach and maintain, and the two ends of the position switcher are both operation ends due to the arrangement of the fixing parts on the two end faces of the external structure body, so that the application range is wider.
Preferably, the concave part is arranged in the second outer structure body, and four notches matched with the pull rod are uniformly distributed on the end surface of the second outer structure body. The four notches are used for supporting pull rods on the panel of the switch cabinet; when the switch cabinet is used, the notch is aligned with the pull rod and is clamped, the position switcher is moved downwards to push the pull rod to the designated position, and therefore the emergency brake separating button of the switch cabinet is located at the available position.
Preferably, the first fixing piece comprises four groups of first permanent magnets symmetrically arranged on two sides of the center line of the first external structure body, and the second fixing piece comprises four groups of second permanent magnets symmetrically arranged on two sides of the center line of the second external structure body. The magnetic force of the permanent magnet is strong, and when the pull rod or the knob is positioned at the designated position, the position of the pull rod or the knob can be kept unchanged, so that the emergency brake separating button of the switch cabinet can be kept at the available position.
Preferably, two groups of identical cross-shaped slotted holes are arranged on the inner structural body, and the width of each cross-shaped slotted hole is smaller than the inner diameter of the inner structural body; the two groups of cross-shaped slotted holes are arranged in a crossing mode, and the end faces are arranged on the same cross section of the inner structural body. The setting of "cross" style of calligraphy slotted hole is used for blocking protruding type knob, and the telescopic motion of internal structure body in the external structure body deepens the degree of depth of "cross" style of calligraphy slotted hole for the position switch is applicable to protruding type knob that the protrusion height is different.
Preferably, the outer structure and the inner structure are hollow cylinder structures made of ABS. The position switcher made of ABS has light weight, so that the permanent magnet and the switch cabinet are reliably fixed.
Compared with the prior art, the invention has the beneficial effects that:
the universal position switcher for the switch cabinet comprises a hollow internal structure body and an external structure body, wherein the internal structure body is sleeved in the external structure body in a telescopic manner, and a plurality of fixing pieces for fixing the cabinet door of the switch cabinet are embedded on the end face of the external structure body; the external structure body is provided with a notch matched with the pull rod, and the internal structure body is provided with a slotted hole matched with the knob. The position switcher can push the pull rod on the panel of the switch cabinet downwards to a designated position by the arrangement of the notch and the second permanent magnet on the outer structure body and keep the emergency brake-separating button of the switch cabinet at the available position; the position switch can clamp the protruding knob on the panel of the switch cabinet to rotate to a designated position and keep the emergency brake-separating button of the switch cabinet at an available position through the arrangement of the cross-shaped groove and the permanent magnet on the internal structure body; the position switch is applicable to the knobs with different protruding heights through the unidirectional telescopic arrangement of the inner structure body in the outer structure body, and the inner structure body is automatically reset after being used through the arrangement of the springs, so that the position switch is small in size and convenient to store; the main body material of the position switcher is ABS, the weight is light, and the position switcher is reliably fixed with the cabinet door of the switch cabinet; the position switcher is simple to use, low in manufacturing cost and high in adaptability.
Drawings
Fig. 1 is a front view of a general type position switch for a switchgear according to an embodiment.
Fig. 2 is a right side view of the switch cabinet universal position switch.
Fig. 3 is a left side view of the switch cabinet universal position switch.
Fig. 4 is a front view of a first external structure of the switch cabinet universal type position switch.
Fig. 5 is a right side view of a first external structure of the switch cabinet universal type position switch.
Fig. 6 is a front view of a second external structure of the switch cabinet universal type position switch.
Fig. 7 is a left side view of a second external structure of the switch cabinet universal type position switch.
Fig. 8 is a front view of an internal structure of the general-purpose type position switch of the switchgear.
Fig. 9 is a left side view of an internal structure of the general-purpose type position switch for a switchgear.
Detailed Description
The invention is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Example 1
As shown in fig. 1 to 9, a first embodiment of the universal position switch of the switch cabinet of the present invention is provided with a pull rod or knob for adjusting an emergency brake release button of the switch cabinet to a usable position on a cabinet door of the switch cabinet; the universal position switcher comprises a hollow internal structure body 1 and an external structure body 2, wherein the internal structure body 1 is telescopically sleeved in the external structure body 2, and a plurality of fixing pieces 3 for fixing a cabinet door of the switch cabinet are embedded on the end face of the external structure body 2; the outer structure body 2 is provided with a notch 4 matched with the pull rod, and the inner structure body 1 is provided with a slotted hole 5 matched with the knob. The outer structure and the inner structure in this embodiment are hollow cylinder structures made of ABS.
Specifically, as shown in fig. 1 to 3, a plurality of protruding parts 6 are uniformly distributed on the outer side of the inner structure body 1, and a plurality of recessed parts 7 matched with the protruding parts 6 are uniformly distributed on the inner side of the outer structure body 2; the protruding part 6 is in sliding connection with the recessed part 7, and one end of the recessed part 7 is provided with a closed end 8 for limiting the displacement of the inner structure 1; the protruding part 6 and the concave part 7 are of smooth arc structures, and a spring structure is connected between the protruding part 6 and the closed end 8; the concave part 7 is arranged in the second outer structure body 22, four notches 4 matched with the pull rod are uniformly distributed on the end surface of the second outer structure body 22, and the notches 4 are arranged to prop against the pull rod on the panel of the switch cabinet; when the switch cabinet is used, the notch 4 is aligned with the pull rod and clamped, the position switcher is moved downwards to push the pull rod to the designated position, and therefore the emergency brake separating button of the switch cabinet is located at the available position.
As shown in fig. 4 to 7, the outer structure 2 is composed of a first outer structure 21 and a second outer structure 22 which are detachably connected, a first fixing member 31 is embedded in the first outer structure 21, and a second fixing member 32 is embedded in the end, away from the first outer structure 21, of the second outer structure 22; the first fixing member 31 includes four sets of first permanent magnets symmetrically disposed on both sides of the center line of the first outer structure 21, and the second fixing member 32 includes four sets of second permanent magnets symmetrically disposed on both sides of the center line of the second outer structure 22.
As shown in fig. 8 and 9, two groups of identical cross-shaped slotted holes 5 are arranged on the inner structure body 1, and the width of the cross-shaped slotted holes 5 is smaller than the inner diameter of the inner structure body 1; the two groups of cross-shaped slotted holes 5 are arranged in a crossing way, and the end surfaces are all arranged on the same cross section of the inner structure body 1. The setting of the cross-shaped slotted hole 5 is used for clamping the protruding knob, and the inner structure body 1 can move in a telescopic way in the outer structure body 2, so that the depth of the cross-shaped slotted hole 5 is deepened, and the position switcher is suitable for protruding knobs with different protruding heights.
The specific implementation manner of this embodiment is as follows:
when the pull rod is arranged on the panel of the switch cabinet, the notch 4 arranged on the second external structure body 22 is aligned with the pull rod and is clamped, the position switcher is moved downwards to push the pull rod to a designated position, and the position switcher is fixed on the cabinet door of the switch cabinet through the second permanent magnet, so that the emergency brake separating button of the switch cabinet is kept at a usable position. When the protruding knob is arranged on the panel of the switch cabinet, the position switcher is buckled on the knob through the cross-shaped slotted hole 5, and at the moment, the internal structure body 1 compresses the spring to stretch to one side and clamps the main knob; after the switch is clamped, the position switcher is rotated, the knob rotates to a designated position along with the position switcher, and the position switcher is fixed on a cabinet door of the switch cabinet through the first permanent magnet, so that an emergency brake-separating button of the switch cabinet is kept at an available position; after the use, the internal structure body automatically rebounds and returns under the action of the spring.
It is to be understood that the above examples of the present invention are provided by way of illustration only and not by way of limitation of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (5)
1. The utility model provides a general type position switch of cubical switchboard, be equipped with on the cubical switchboard cabinet door and be used for adjusting the emergency brake release button of cubical switchboard to pull rod or knob in usable position; the universal position switcher is characterized by comprising a hollow internal structure body (1) and an external structure body (2), wherein the internal structure body (1) is telescopically sleeved in the external structure body (2), and a plurality of fixing pieces (3) for fixing a cabinet door of a switch cabinet are embedded on the end face of the external structure body (2); the external structure body (2) is provided with a notch (4) matched with the pull rod, and the internal structure body (1) is provided with a slotted hole (5) matched with the knob; a plurality of protruding parts (6) are uniformly distributed on the outer side of the inner structure body (1), and a plurality of recessed parts (7) matched with the protruding parts are uniformly distributed on the inner side of the outer structure body (2); the protruding part (6) is in sliding connection with the recessed part (7), and one end of the recessed part (7) is provided with a closed end (8) for limiting the displacement of the internal structure; the outer structure body (2) consists of a first outer structure body (21) and a second outer structure body (22) which are detachably connected, a first fixing piece (31) is embedded on the first outer structure body (21), and a second fixing piece (32) is embedded at one end, far away from the first outer structure body (21), of the second outer structure body (22);
two groups of identical cross-shaped slotted holes (5) are formed in the inner structural body (1), and the width of each slotted hole (5) is smaller than the inner diameter of the inner structural body; the two groups of cross-shaped slotted holes (5) are arranged in a crossing way, and the end surfaces are all arranged on the same cross section of the inner structural body (1).
2. The universal position switcher of a switch cabinet according to claim 1, wherein the protruding part (6) and the recessed part (7) are of smooth circular arc structures, and a spring structure is connected between the protruding part (6) and the closed end (8).
3. The universal position switcher of a switch cabinet according to claim 1, wherein the concave part (7) is arranged in the second outer structure body (22), and four notches (4) matched with a pull rod are uniformly distributed on the end face of the second outer structure body (22).
4. The universal position switch for a switchgear cabinet according to claim 1, wherein the first fixing member (31) comprises four sets of first permanent magnets symmetrically disposed on both sides of a center line of the first external structure (21), and the second fixing member (32) comprises four sets of second permanent magnets symmetrically disposed on both sides of a center line of the second external structure (22).
5. The universal position switch for a switch cabinet according to claim 1, wherein the outer structure (2) and the inner structure (1) are hollow cylinder structures made of ABS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710791244.XA CN107394657B (en) | 2017-09-05 | 2017-09-05 | General type position switch of cubical switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710791244.XA CN107394657B (en) | 2017-09-05 | 2017-09-05 | General type position switch of cubical switchboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394657A CN107394657A (en) | 2017-11-24 |
| CN107394657B true CN107394657B (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710791244.XA Active CN107394657B (en) | 2017-09-05 | 2017-09-05 | General type position switch of cubical switchboard |
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| Country | Link |
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| CN (1) | CN107394657B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1262391A (en) * | 1968-06-14 | 1972-02-02 | Telemeccanica Elettrica | Improvements relating to electric switch pushbutton assemblies |
| FR2727789A1 (en) * | 1994-12-06 | 1996-06-07 | Gaillard Daniel | Automatic reclosure device with sliding rod for modular circuit-breaker |
| CN201352690Y (en) * | 2009-02-09 | 2009-11-25 | 厦门明翰电气有限公司 | Five-prevention locking device of switch cabinet |
| CN204242972U (en) * | 2014-11-04 | 2015-04-01 | 成都科星电力电器有限公司 | A kind of switchgear false-touch prevention emergency brake-dividing device |
| CN107086546A (en) * | 2017-05-25 | 2017-08-22 | 广东电网有限责任公司佛山供电局 | A kind of 10kV switch cubicles emergency opening system and its operating method |
-
2017
- 2017-09-05 CN CN201710791244.XA patent/CN107394657B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1262391A (en) * | 1968-06-14 | 1972-02-02 | Telemeccanica Elettrica | Improvements relating to electric switch pushbutton assemblies |
| FR2727789A1 (en) * | 1994-12-06 | 1996-06-07 | Gaillard Daniel | Automatic reclosure device with sliding rod for modular circuit-breaker |
| CN201352690Y (en) * | 2009-02-09 | 2009-11-25 | 厦门明翰电气有限公司 | Five-prevention locking device of switch cabinet |
| CN204242972U (en) * | 2014-11-04 | 2015-04-01 | 成都科星电力电器有限公司 | A kind of switchgear false-touch prevention emergency brake-dividing device |
| CN107086546A (en) * | 2017-05-25 | 2017-08-22 | 广东电网有限责任公司佛山供电局 | A kind of 10kV switch cubicles emergency opening system and its operating method |
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| Publication number | Publication date |
|---|---|
| CN107394657A (en) | 2017-11-24 |
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