CN211956940U - Air switch safety sign board suspension device - Google Patents
Air switch safety sign board suspension device Download PDFInfo
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- CN211956940U CN211956940U CN202020838528.7U CN202020838528U CN211956940U CN 211956940 U CN211956940 U CN 211956940U CN 202020838528 U CN202020838528 U CN 202020838528U CN 211956940 U CN211956940 U CN 211956940U
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- air switch
- pushing
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- casing
- switch safety
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Abstract
The utility model provides an air switch safety marks tablet linkage, it includes the casing, the locating piece, the elasticity card with push the post, through setting up the locating piece in the casing, the elasticity card that is located the casing cooperates with the constant head tank of locating piece, the locking lever of elasticity card is located outside the casing, push the head through being located outside the casing rather than both sides sliding fit push the post and go deep into the casing and contradict with the elasticity card, push the power through exerting and push the post and make the locking lever shrink or the expansion of elasticity card and the locking hole cooperation locking switch operating handle on the air switch. The utility model overcomes among the safety measure that power equipment overhauls, the safety warning sign hangs insecure, and the problem of easy maloperation has simple structure, and is safe firm, is difficult for droing, easy operation convenience, labour saving and time saving's characteristics can thereby the shutting air switch operating handle avoids the manual maloperation moreover.
Description
Technical Field
The utility model belongs to the technical field of electric power system electrical equipment overhauls safety, a tablet linkage is marked to air switch safety is related to.
Background
In the technical field of maintenance safety of electrical equipment of power systems such as power generation and power distribution of a hydropower station, a power panel cabinet of high-low voltage electrical equipment is positioned in a power panel cabinet body and relates to air switches of various types and specifications, and the power panel cabinet is used for controlling power cut and power transmission of the electrical equipment to be maintained. After the air-ground switch is disconnected, according to safety measure regulations in electric power safety regulations, a safety signboard for prohibiting the work of a person closing the switch needs to be hung on the disconnected air switch of the miniature circuit breaker. At present, a professional device for hanging a safety signboard on a miniature circuit breaker air switch is lacked in the industry, and an air switch operating handle mechanism cannot be locked after the signboard is hung. The traditional suspension mode mostly adopts the string of different materials to bind the safety signboard, twines on the air switch of disconnection. A small number of the air switches are manufactured to be combined with the signboard into a whole, and the disconnected air switches are covered and shielded. Above mode complex operation wastes time and energy, and the signboard hangs insecurely, drops easily to because the interior confined space of power plate cabinet is limited, hang the tablet device and can not block air switch operating handle, lead to the switch maloperation easily, have the potential safety hazard.
Disclosure of Invention
The utility model aims to solve the technical problem that a tablet linkage is marked safely to air switch is provided, moreover, the steam generator is simple in structure, adopt and set up the locating piece in the casing, be located the constant head tank cooperation of the elasticity card in the casing and locating piece, the locking lever of elasticity card is located outside the casing, it is interior contradicted with the elasticity card to be located the casing outer with the head of pushing of its both sides sliding fit's the post of pushing, exert the power of pushing that pushes away of post and make the locking lever shrink of elasticity card or expand and air switch on the locking hole cooperation locking switch operation handle, the shutting or the operation of relieving the shutting is swift, moreover, the steam generator is simple in structure. Set up one or more earholes on the casing, set up one or more earholes on the device casing, simple structure, it is swift convenient to change, and the device hangs easy operation convenience, and is safe firm, labour saving and time saving.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a suspension device for a safety signboard of an air switch comprises a shell, a positioning block, an elastic clamp and a pushing column; the positioning block is positioned in the shell, part of the elastic clamp positioned in the shell is matched with the positioning groove on the edge of the positioning block, the pushing column is positioned at two sides of the shell in sliding fit, the pushing head penetrates into the shell to abut against the elastic clamp, and the elastic clamp is unlocked under pressure and locked under release of pressure.
The shell is of a hollow box body structure with an opening at one side, and the pushing columns are close to two ends of the opening.
The positioning block is a block body with an isosceles trapezoid structure, and the bottom with a larger cross section is far away from the opening end of the shell.
The cross section of the positioning groove on the edge of the positioning block is a semicircular groove opening.
The elastic clamp is a circular rod body with a U-shaped structure, and lock rods extending towards two sides are arranged at the opening end.
The pushing column is a rod-shaped body, the tail end of the pushing column is provided with a pushing sheet, and the front end of the pushing column is provided with a pushing head.
The pushing head is a notch of an arc-shaped structure, and a rod body of the elastic clamp is positioned in the notch.
A retainer ring is arranged on the rod body of the pushing column close to the pushing head and is positioned in the cavity of the shell.
One or more ear holes are provided on the housing.
A suspension device for a safety signboard of an air switch comprises a shell, a positioning block, an elastic clamp and a pushing column; the positioning block is positioned in the shell, part of the elastic clamp positioned in the shell is matched with the positioning groove on the edge of the positioning block, the pushing column is positioned at two sides of the shell and is in sliding fit, the pushing head penetrates into the shell to abut against the elastic clamp, the elastic clamp is unlocked under pressure, and the pressure is released for locking. Simple structure, through set up the locating piece in the casing, be located the elasticity card in the casing and the constant head tank cooperation of locating piece, the locking lever of elasticity card is located outside the casing, push the head through being located outside the casing rather than both sides sliding fit push the post and go deep into the casing and contradict with the elasticity card, push the power through exerting the lock lever shrink of pushing the post or expand with the locking hole cooperation locking switch operating handle on the air switch, the shutting or the unblock operation of relieving is swift, and easy operation is convenient, time saving and labor saving.
In a preferred scheme, the shell is of a hollow box body structure with one side opened, and the pushing columns are close to two ends of the opening. The structure is simple, when in use, the pushing columns positioned at the two sides of the opening of the shell are close to the opening of the elastic clamp, and when in pushing, the elastic clamp can be opened and closed by applying smaller pushing force, thereby saving labor.
In a preferred scheme, the positioning block is a block body with an isosceles trapezoid structure, and the bottom with a larger cross section is far away from the opening end of the shell. Simple structure, during the use, be located the locating piece in the casing, the casing open end is kept away from to the great one end in isosceles shape structure cross-section for the space of open end is big, and the elasticity card is not blockked by the locating piece when opening.
In a preferred scheme, the cross section of the positioning groove on the edge of the positioning block is a semicircular groove opening. Simple structure, during the use, the constant head tank that is located on the locating piece border cooperates with the elasticity card, avoids the elasticity card pressurized dislocation when opening and shutting, can not cooperate with the locking hole on the air switch, and simultaneously, the constant head tank has injectd the compression volume of elasticity card.
In a preferred scheme, the elastic clamp is a circular rod body with a U-shaped structure, and a lock rod extending towards two sides is arranged at the opening end. The locking mechanism is simple in structure, when the locking mechanism is used, the elastic clamp is opened, the locking rod at the opening end is matched with the locking hole in the air switch to limit the action of the operating handle of the air switch, after the elastic clamp is compressed, the locking rod is pushed out from the locking hole in the air switch to remove the limit, the operating handle of the air switch can act, and the locking and unlocking operations are convenient and fast, time-saving and labor-saving.
In a preferred scheme, the pushing column is a rod-shaped body, the tail end of the pushing column is provided with a pushing sheet, and the front end of the pushing column is provided with a pushing head. The structure is simple, when in use, the pushing head at the front end of the pushing column is contacted with the elastic card, and the pushing sheet at the tail end increases the contact range with fingers, so that the operation is comfortable and labor-saving.
In a preferred scheme, the pushing head is a notch of an arc-shaped structure, and a rod body of the elastic clamp is positioned in the notch. Simple structure, during the use, the circular body of rod of elasticity card and the cooperation of the semicircle arc notch of pushing away the head avoid pushing away the extrusion in-process, push away the head and skid with the elasticity card and cause two locking lever dislocation of elasticity card.
In a preferred scheme, a retainer ring is arranged on a rod body of the pushing column close to the pushing head and is positioned in a cavity of the shell. Simple structure, during the use, the retaining ring that is located on pushing the post body is located the cavity of casing, and the diameter of its retaining ring is greater than pushing the post body and casing sliding fit's diameter, avoids the elasticity card to open the in-process that resets and will push the post and pop out outside the casing.
In a preferred embodiment, one or more ear holes are provided in the housing. Simple structure, the safety sign board passes through the rope or the couple is connected with the ear hole of casing during the use, and it is swift convenient to change.
The utility model provides an air switch safety marks tablet linkage, it includes the casing, the locating piece, the elasticity card with push the post, through setting up the locating piece in the casing, the elasticity card that is located the casing cooperates with the constant head tank of locating piece, the locking lever of elasticity card is located outside the casing, push the head through being located outside the casing rather than both sides sliding fit push the post and go deep into the casing and contradict with the elasticity card, push the power through exerting and push the post and make the locking lever shrink or the expansion of elasticity card and the locking hole cooperation locking switch operating handle on the air switch. During the safety measure was done in the power equipment overhauld, during the air switch power of equipment was overhauld in the disconnection, fortune dimension personnel because operating space is little in the power dish cabinet, and the safety warning sign hangs insecure, easy maloperation, and the operation is inconvenient, and hang the mixed and disorderly problem of tablet, has simple structure, and safe firm is difficult for droing, and easy operation is convenient, labour saving and time saving's characteristics can block air switch operating handle moreover thereby avoid artificial maloperation.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a side view of fig. 2.
Fig. 4 is a schematic sectional view at a-a of fig. 3.
Fig. 5 is an enlarged schematic view of B of fig. 4.
Fig. 6 is a schematic structural diagram of the positioning block of the present invention.
Fig. 7 is a schematic structural view of the pushing column of the present invention.
In the figure: the device comprises a shell 1, an ear hole 11, a positioning block 2, a positioning groove 21, an elastic card 3, a lock rod 31, a pushing column 4, a pushing sheet 41, a pushing head 42 and a retainer ring 43.
Detailed Description
As shown in fig. 1 to 7, an air switch safety signboard hanging device comprises a shell 1, a positioning block 2, an elastic card 3 and a pushing column 4; the positioning block 2 is positioned in the shell 1, part of the elastic card 3 positioned in the shell 1 is matched with the positioning groove 21 on the edge of the positioning block 2, the pushing column 4 is positioned at two sides of the shell 1 and is in sliding fit, the pushing head 42 penetrates into the shell 1 and is abutted against the elastic card 3, and the elastic card 3 is unlocked under pressure and locked under release of pressure. Simple structure, set up locating piece 2 in through casing 1, the constant head tank 21 cooperation of elastic card 3 and locating piece 2 that is located casing 1, the locking lever 31 of elastic card 3 is located outside casing 1, push away the head 42 through being located casing 1 outside rather than both sides sliding fit push away 4 and stretch into in casing 1 and contradict with elastic card 3, push away the power through exerting and push away 4 and make the locking lever 31 shrink of elastic card 3 or expand with the locking hole cooperation locking switch operating handle on the air switch, the shutting or the unblock operation is swift, and is simple in operation convenient, and time saving and labor saving.
In a preferred scheme, the shell 1 is a hollow box structure with an opening at one side, and the pushing columns 4 are close to two ends of the opening. Simple structure, during the use, the pushing post 4 that is located 1 opening both sides of casing is close to the opening of elasticity card 3, and during pushing, exert less pushing force and can make elasticity card 3 open and shut, laborsaving.
In a preferred scheme, the positioning block 2 is a block body with an isosceles trapezoid structure, and the bottom with a larger cross section is far away from the opening end of the shell 1. Simple structure, during the use, be located casing 1 locating piece 2, the great one end in isosceles shape structure cross-section is kept away from casing 1 open end for the space of open end is big, does not blockked by locating piece 2 when 3 opens of elasticity card.
In a preferred scheme, the cross section of the positioning groove 21 on the edge of the positioning block 2 is a semicircular notch. Simple structure, during the use, the constant head tank 21 that is located 2 borders on the locating piece cooperates with elasticity card 3, avoids elasticity card 3 dislocation when compressed open and shut, can not cooperate with the locking hole on the air switch, and simultaneously, constant head tank 21 has injectd the compression capacity of elasticity card 3.
In a preferred embodiment, the elastic clip 3 is a circular rod body with a U-shaped structure, and a locking rod 31 extending towards two sides is disposed at an opening end. The structure is simple, when the elastic clamp is used, after the elastic clamp 3 is opened, the locking rod 31 positioned at the opening end is matched with the locking hole on the air switch to limit the action of the operating handle of the air switch, after the elastic clamp 3 is compressed, the locking rod 31 is pushed out from the locking hole on the air switch to remove the limitation, the operating handle of the air switch can act, and the locking and unlocking operations are convenient and fast, time-saving and labor-saving.
In a preferred scheme, the pushing column 4 is a rod-shaped body, the tail end of the pushing column is provided with a pushing sheet 41, and the front end of the pushing column is provided with a pushing head 42. The structure is simple, when in use, the pushing head 42 positioned at the front end of the pushing column 4 is contacted with the elastic card 3, and the pushing sheet 41 at the tail end increases the contact range with fingers, so that the operation is comfortable and labor-saving.
In a preferred embodiment, the pushing head 42 is a notch with an arc structure, and the rod body of the elastic clip 3 is located in the notch. Simple structure, during the use, the circular body of rod of elasticity card 3 and the cooperation of the semicircle-arc notch of pushing head 42 avoid pushing the in-process, push head 42 and elasticity card 3 and skid and cause two locking lever 31 dislocation of elasticity card 3.
In a preferred scheme, a retainer ring 43 is arranged on the rod body of the pushing column 4 close to the pushing head 42, and the retainer ring 43 is positioned in the cavity of the shell 1. Simple structure, during the use, the retaining ring 43 that is located on the 4 body of rods of crowded post is located the cavity of casing 1, and the diameter of its retaining ring 43 is greater than the diameter of 4 body of rods of crowded post and casing 1 sliding fit, avoids the in-process that elasticity card 3 opened and reset will push crowded post 4 and pop out outside casing 1.
In a preferred embodiment, one or more ear holes 11 are provided in the housing 1. Simple structure, during the use, the safety sign passes through the rope or the couple is connected with the earhole 11 of casing 1, and the sign is changed swiftly conveniently.
As above-mentioned air switch safety sign board linkage, set up locating piece 2 in casing 1, the elastic card 3 that is located casing 1 cooperates with locating groove 21 of locating piece 2, the locking lever 31 of elastic card 3 is located outside casing 1, the head 42 that pushes away that is located casing 1 outside and its both sides sliding fit push away the post 4 is gone deep into casing 1 and is contradicted with elastic card 3, exert the power of pushing away that pushes away post 4 and make the locking lever 31 shrink or expand of elastic card 3 and cooperate the locking hole on the air switch locking switch handle, the shutting or unblock operation is swift, easy operation is convenient, labour saving and time saving.
When the elastic card is used, the pushing columns 4 positioned on the two sides of the opening of the shell 1 are close to the opening of the elastic card 3, and when the elastic card is pushed, a small pushing force is applied to open and close the elastic card 3, so that labor is saved.
When the elastic clamp is used, the positioning block 2 is positioned in the shell 1, and the end with the larger isosceles-shaped structural section is far away from the opening end of the shell 1, so that the space of the opening end is large, and the elastic clamp 3 is not blocked by the positioning block 2 when being opened.
When the elastic card locking device is used, the positioning groove 21 positioned on the edge of the positioning block 2 is matched with the elastic card 3, so that the elastic card 3 is prevented from being misplaced when being pressed, opened and closed and cannot be matched with a locking hole on the air switch, and meanwhile, the positioning groove 21 limits the compression amount of the elastic card 3.
When the air switch locking device is used, after the elastic card 3 is opened, the locking rod 31 positioned at the opening end is matched with the locking hole on the air switch to limit the action of the operating handle of the air switch, after the elastic card 3 is compressed, the locking rod 31 is pushed out from the locking hole on the air switch to remove the limitation, the operating handle of the air switch can act, and the locking and unlocking operations are convenient and quick, time-saving and labor-saving.
When the device is used, the pushing head 42 positioned at the front end of the pushing column 4 is contacted with the elastic card 3, and the pushing sheet 41 at the tail end increases the contact range with fingers, so that the device is comfortable and labor-saving in operation.
When the elastic card is used, the round rod body of the elastic card 3 is matched with the semi-arc-shaped notch of the pushing head 42, so that the situation that the two lock rods 31 of the elastic card 3 are staggered due to the fact that the pushing head 42 and the elastic card 3 slip in the pushing process is avoided.
During the use, the retaining ring 43 that is located on pushing the 4 body of rod of post is located the cavity of casing 1, and the diameter of its retaining ring 43 is greater than pushing the 4 body of rod of post and casing 1 sliding fit's diameter, avoids elastic card 3 to open the in-process that resets and will push post 4 and pop out outside casing 1.
When the signboard is used, the safety signboard is connected with the ear hole 11 of the shell 1 through a rope or a hook, and the signboard is replaced quickly and conveniently.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (9)
1. The utility model provides an air switch safety marks tablet linkage, characterized by: the device comprises a shell (1), a positioning block (2), an elastic clamp (3) and a pushing column (4); the positioning block (2) is positioned in the shell (1), the elastic clamp (3) which is partially positioned in the shell (1) is matched with the positioning groove (21) on the edge of the positioning block (2), the pushing column (4) is positioned on two sides of the shell (1) in sliding fit, the pushing head (42) penetrates into the shell (1) to abut against the elastic clamp (3), and the elastic clamp (3) is unlocked by being pressed and locked by releasing the pressure.
2. The air switch safety sign suspension of claim 1, wherein: the shell (1) is of a hollow box body structure with an opening at one side, and the pushing columns (4) are close to two ends of the opening.
3. The air switch safety sign suspension of claim 1, wherein: the positioning block (2) is a block body with an isosceles trapezoid structure, and the bottom with a large cross section is far away from the opening end of the shell (1).
4. The air switch safety sign suspension of claim 1, wherein: the cross section of the positioning groove (21) on the edge of the positioning block (2) is a semicircular notch.
5. The air switch safety sign suspension of claim 1, wherein: the elastic clamp (3) is a circular rod body with a U-shaped structure, and lock rods (31) extending towards two sides are arranged at the opening end.
6. The air switch safety sign suspension of claim 1, wherein: the pushing column (4) is a rod-shaped body, the tail end of the pushing column is provided with a pushing sheet (41), and the front end of the pushing column is provided with a pushing head (42).
7. The air switch safety sign suspension of claim 6, wherein: the pushing head (42) is a notch of an arc-shaped structure, and the rod body of the elastic clamp (3) is positioned in the notch.
8. The air switch safety sign suspension of claim 6, wherein: a retainer ring (43) is arranged on the rod body of the pushing column (4) close to the pushing head (42), and the retainer ring (43) is positioned in the cavity of the shell (1).
9. An air switch safety signboard hanging device according to any one of claims 1 to 8, wherein: one or more ear holes (11) are arranged on the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020838528.7U CN211956940U (en) | 2020-05-19 | 2020-05-19 | Air switch safety sign board suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020838528.7U CN211956940U (en) | 2020-05-19 | 2020-05-19 | Air switch safety sign board suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211956940U true CN211956940U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020838528.7U Active CN211956940U (en) | 2020-05-19 | 2020-05-19 | Air switch safety sign board suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211956940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376398A (en) * | 2022-08-30 | 2022-11-22 | 广东电网有限责任公司 | Warning sign linkage |
-
2020
- 2020-05-19 CN CN202020838528.7U patent/CN211956940U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376398A (en) * | 2022-08-30 | 2022-11-22 | 广东电网有限责任公司 | Warning sign linkage |
| CN115376398B (en) * | 2022-08-30 | 2024-04-19 | 广东电网有限责任公司 | Warning sign linkage |
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