CN114334501A - Locking tool for preventing misoperation of handle - Google Patents
Locking tool for preventing misoperation of handle Download PDFInfo
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- CN114334501A CN114334501A CN202210077727.4A CN202210077727A CN114334501A CN 114334501 A CN114334501 A CN 114334501A CN 202210077727 A CN202210077727 A CN 202210077727A CN 114334501 A CN114334501 A CN 114334501A
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- lock
- locking
- plate
- handle
- limiting
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Abstract
The invention relates to a locking tool for preventing misoperation of a handle, which comprises a limiting locking plate and a coded lock, wherein the limiting locking plate can rotate and can be fixedly connected to the coded lock; the limiting locking plate can lock and block the handle; the coded lock can authorize unlocking the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate. The coded lock can unlock the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate, meets the requirement of the limiting lock plate in a locking state, can lock the locking handle under the matching of the coded lock, realizes the prevention of the misoperation of the equipment operating handle, can ensure the safety and the operation safety of equipment, and is suitable for being used under various conditions.
Description
Technical Field
The invention relates to the technical field of electric misoperation-preventive locking accessories, in particular to a locking tool suitable for preventing misoperation of a handle in a production field.
Background
In power plant equipment, operating handles on a plurality of pieces of equipment are not locked, and a switch is easy to shift when workers mistakenly touch the operating handles or carry articles to be scraped, so that the operating equipment is abnormal, unit tripping and switch tripping can be caused, and therefore a locking tool for the operating handles needs to be developed, the operating handles can be prevented from misoperation, correct action can be ensured when the switch is needed, and the locking tool is convenient to install and disassemble on the basis of not damaging the original device of the electrical equipment.
Therefore, the inventor provides a locking tool for preventing misoperation of the handle by virtue of experience and practice of related industries for many years, and meets the safety requirement of a production field.
Disclosure of Invention
The coded lock can unlock the limiting locking plate and allow the limiting locking plate to rotate or lock and fix the limiting locking plate, meets the locking state requirement of the limiting locking plate, can lock and clamp the handle under the matching of the coded lock, realizes the prevention of misoperation of an equipment operating handle, can ensure the safety and the operation safety of equipment, and is suitable for being used under various conditions.
The invention aims to realize that the locking tool for preventing the misoperation of the handle comprises a limiting locking plate and a coded lock, wherein the limiting locking plate can rotate and can be fixedly connected to the coded lock; the limiting locking plate can lock and block the handle; the coded lock can authorize unlocking the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate.
In a preferred embodiment of the present invention, the limiting locking plate includes a first locking plate and a second locking plate which are vertically disposed, and a first end of the first locking plate is fixedly connected to a first end of the second locking plate; the second end of the second lock piece plate is hinged to the coding lock; the handle is characterized in that a first through groove is formed in the first lock piece plate, a second through groove is formed in the second lock piece plate, the first through groove and the second through groove are communicated, and the first through groove and the second through groove can clamp and stop the handle.
In a preferred embodiment of the present invention, a hinge shaft is disposed at the second end of the second lock plate, a hinge seat is disposed on the coding lock, and the hinge shaft is hinged to the hinge seat.
In a preferred embodiment of the present invention, the coded lock is provided with a locking portion and a coded control portion, the locking portion can lock the position-limiting locking plate, and the coded control portion can control a locking state of the locking portion to the position-limiting locking plate.
In a preferred embodiment of the present invention, the position-limiting locking plate can rotate 90 ° around the coded lock.
In a preferred embodiment of the present invention, the first locking plate is rectangular, the width of the first end of the second locking plate is equal to the width of the first locking plate, and the width of the second end of the second locking plate is smaller than the width of the first end of the second locking plate.
In a preferred embodiment of the present invention, the width dimensions of the first through groove and the second through groove are set to be equal.
In a preferred embodiment of the present invention, the first locking plate and the second locking plate are made of stainless steel.
In a preferred embodiment of the present invention, the coded lock is provided with an apparatus connecting portion.
In a preferred embodiment of the present invention, the device connecting portion includes a connecting bolt and a connecting nut.
From the above, the locking tool for preventing misoperation of the handle provided by the invention has the following beneficial effects:
in the locking tool for preventing misoperation of the handle, the coded lock can unlock the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate, so that the requirement on the locking state of the limiting lock plate is met, the limiting lock plate can lock and clamp the handle under the matching of the coded lock, the misoperation of the equipment operating handle is prevented, the safety and the operation safety of equipment can be ensured, and the locking tool can reliably and correctly act in normal work.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1: is a front view of the locking tool of the present invention for preventing the handle from being operated erroneously.
FIG. 2: is a view along the direction A in figure 1.
FIG. 3: is a view along the direction B in figure 1.
FIG. 4: is a schematic diagram of the limiting locking plate of the invention.
FIG. 5: is a view along direction C in fig. 4.
FIG. 6: is a schematic diagram of the coded lock of the invention.
FIG. 7: the two states of the locking tool for preventing the misoperation of the handle are schematic diagrams.
FIG. 8: the locking tool for preventing misoperation of the handle is a schematic diagram when the handle is locked.
FIG. 9: the invention is a schematic diagram of the locking tool for preventing misoperation of the handle in an unlocking state.
In the figure:
100. a locking means for preventing the handle from being erroneously operated;
1. a limiting locking plate;
11. a first lock plate; 12. a second locking plate; 13. a first through groove; 14. a second through groove;
2. coding a lockset;
21. a connecting bolt; 22. a connecting nut;
3. a handle.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
The specific embodiments of the present invention described herein are for the purpose of illustration only and are not to be construed as limiting the invention in any way. Any possible variations based on the present invention may be conceived by the skilled person in the light of the teachings of the present invention, and these should be considered to fall within the scope of the present invention. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, indirect connections through intermediaries, and the like. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 6, the present invention provides a locking tool 100 for preventing misoperation of a handle, comprising a position-limiting locking plate 1 and a coded lock 2, wherein the position-limiting locking plate 1 can rotate and can be fixedly connected to the coded lock 2; the limiting locking piece 1 can lock the locking handle 3; the coded lock 2 can authorize unlocking the limit lock sheet 1 to allow the limit lock sheet 1 to rotate or lock and fix the limit lock sheet 1.
In the locking tool for preventing misoperation of the handle, the coded lock can unlock the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate, so that the requirement on the locking state of the limiting lock plate is met, the limiting lock plate can lock and clamp the handle under the matching of the coded lock, the misoperation of the equipment operating handle is prevented, the safety and the operation safety of equipment can be ensured, and the locking tool can reliably and correctly act in normal work.
Further, as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the limiting locking plate 1 includes a first locking plate 11 and a second locking plate 12 which are vertically disposed, and a first end of the first locking plate 11 is fixedly connected to a first end of the second locking plate 12; the second end of the second lock piece plate 12 is hinged on the coded lock 2; set up first groove 13 that passes on the first lock piece board 11, set up the second on the second lock piece board 12 and pass through groove 14, first groove 13 that passes is the intercommunication setting with second groove 14 that passes, and first groove 13 that passes and second pass through groove 14 and can block handle 3. The first locking plate 11 and the second locking plate 12 may be formed by bending a stainless steel plate.
Further, a hinge shaft is arranged at a second end of the second lock sheet plate 12, a hinge seat is arranged on the coding lock 2, and the hinge shaft is hinged on the hinge seat.
Furthermore, the coding lock 2 is provided with a locking part and a coding control part, the locking part can lock the limiting locking plate 1, and the coding control part can control the locking state of the locking part to the limiting locking plate 1.
In this embodiment, the position-limiting locking plate 1 can rotate 90 ° around the coded lock. In a specific embodiment of the present invention, as shown in fig. 7 and 9, when the handle does not need to be locked and protected, the first locking plate 11 of the limiting locking plate 1 is in a vertical state and is left unused at one side of the coded lock; as shown in fig. 7 and 8, when the handle needs to be locked and protected, the coded lock is authorized to unlock the limiting locking plate 1, the limiting locking plate 1 is rotated, the first locking plate 11 is rotated to a horizontal state, the first through groove 13 and the second through groove 14 clamp the handle 3, and the limiting locking plate 1 is locked and fixed.
Further, first lock piece board 11 is the rectangle setting, and the width dimension of the first end of second lock piece board 12 is equal setting with the width dimension of first lock piece board, and the width dimension of the second end of second lock piece board 12 is less than the width dimension of the first end of second lock piece board.
Further, the width dimensions of the first through grooves 13 and the second through grooves 14 are set to be equal. The first through groove 13 and the second through groove 14 are communicated, and the requirements of clamping in the horizontal direction and the vertical direction when the handle is locked are met.
Furthermore, the first locking plate and the second locking plate are made of stainless steel, so that the whole structure is light and convenient, and the manufacturing is easy.
Further, as shown in fig. 1 and 6, the coded lock 2 is provided with an equipment connecting portion. The coding lock 2 is fixed on the equipment through the equipment connecting part.
In the present embodiment, the device connecting portion includes a connecting bolt 21 and a connecting nut 22.
The specific method of using the locking tool 100 for preventing the handle from being erroneously operated according to the present invention is as follows:
step a, assembling a limiting lock plate 1 and a coded lock 2, wherein the coded lock 2 is in an unlocking state;
step b, fixedly connecting the coded lock 2 to equipment through a connecting bolt 21 and a connecting nut 22, wherein a first lock plate 11 of the limiting lock plate 1 is in a vertical state (state I, as shown in fig. 7) and is idle at one side of the coded lock;
step c, when the handle of the equipment needs to be protected, the limiting lock plate 1 is rotated, the first lock plate 11 is rotated from a vertical state to a horizontal state (a state II, as shown in fig. 7), the first through groove 13 and the second through groove 14 are used for clamping and fixing the handle 3, the coding lock 2 is used for locking and fixing the limiting lock plate 1 (the limiting lock plate 1 cannot act), and the handle 3 is locked and protected as shown in fig. 8;
step d, when the handle needs to be operated, the coded lock is unlocked in an authorized mode, the limiting lock plate 1 is rotated after unlocking, the first lock plate 11 is rotated from the horizontal state to the vertical state, and the handle can move freely at the moment, as shown in fig. 9.
From the above, the locking tool for preventing misoperation of the handle provided by the invention has the following beneficial effects:
in the locking tool for preventing misoperation of the handle, the coded lock can unlock the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate, so that the requirement on the locking state of the limiting lock plate is met, the limiting lock plate can lock and clamp the handle under the matching of the coded lock, the misoperation of the equipment operating handle is prevented, the safety and the operation safety of equipment can be ensured, and the locking tool can reliably and correctly act in normal work.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.
Claims (10)
1. A locking tool for preventing misoperation of a handle is characterized by comprising a limiting locking plate and a coded lock, wherein the limiting locking plate can rotate and can be fixedly connected to the coded lock; the limiting locking plate can lock and block the handle; the coded lock can authorize unlocking the limiting lock plate to allow the limiting lock plate to rotate or lock and fix the limiting lock plate.
2. The locking tool for preventing misoperation of the handle as claimed in claim 1, wherein the limiting locking plate comprises a first locking plate and a second locking plate which are vertically arranged, and a first end of the first locking plate is fixedly connected with a first end of the second locking plate; the second end of the second lock piece plate is hinged to the coding lock; the handle is characterized in that a first through groove is formed in the first lock piece plate, a second through groove is formed in the second lock piece plate, the first through groove and the second through groove are communicated, and the first through groove and the second through groove can clamp and stop the handle.
3. The locking tool for preventing the misoperation of the handle as claimed in claim 2, wherein the second end of the second lock plate is provided with a hinge shaft, the coding lock is provided with a hinge seat, and the hinge shaft is hinged on the hinge seat.
4. The locking tool for preventing misoperation of the handle as claimed in claim 2, wherein the coded lock is provided with a locking part and a coded control part, the locking part can lock the limit locking plate, and the coded control part can control the locking state of the locking part on the limit locking plate.
5. The locking tool for preventing handle mis-operation as recited in claim 2, wherein said position-limiting locking tab is rotatable 90 ° about said coded lock.
6. The locking tool for preventing misoperation of a handle as claimed in claim 2, wherein the first locking plate is rectangular, the first end of the second locking plate has a width dimension equal to that of the first locking plate, and the second end of the second locking plate has a width dimension smaller than that of the first end of the second locking plate.
7. The locking tool for preventing handle misoperation according to claim 2, wherein the width dimensions of the first through groove and the second through groove are set to be equal.
8. The locking tool for preventing handle mis-operation as in claim 2, wherein said first and second locking plate is made of stainless steel.
9. The locking tool for preventing misoperation of the handle as claimed in claim 1, wherein the coded lock is provided with an equipment connecting part.
10. The locking tool for preventing handle malfunction as claimed in claim 9, wherein said equipment connecting portion includes a connecting bolt and a connecting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210077727.4A CN114334501A (en) | 2022-01-24 | 2022-01-24 | Locking tool for preventing misoperation of handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210077727.4A CN114334501A (en) | 2022-01-24 | 2022-01-24 | Locking tool for preventing misoperation of handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114334501A true CN114334501A (en) | 2022-04-12 |
Family
ID=81028027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210077727.4A Pending CN114334501A (en) | 2022-01-24 | 2022-01-24 | Locking tool for preventing misoperation of handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114334501A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115354914A (en) * | 2022-07-14 | 2022-11-18 | 国网湖北省电力有限公司直流公司 | Locking device for door handle of converter substation cabinet |
-
2022
- 2022-01-24 CN CN202210077727.4A patent/CN114334501A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115354914A (en) * | 2022-07-14 | 2022-11-18 | 国网湖北省电力有限公司直流公司 | Locking device for door handle of converter substation cabinet |
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