CN205159128U - Air switch divides closing operation pole - Google Patents
Air switch divides closing operation pole Download PDFInfo
- Publication number
- CN205159128U CN205159128U CN201520770534.2U CN201520770534U CN205159128U CN 205159128 U CN205159128 U CN 205159128U CN 201520770534 U CN201520770534 U CN 201520770534U CN 205159128 U CN205159128 U CN 205159128U
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- CN
- China
- Prior art keywords
- insulating
- air switch
- rod
- insulating operating
- closing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 22
- 239000012212 insulator Substances 0.000 abstract description 17
- 238000009413 insulation Methods 0.000 abstract description 16
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 238000010891 electric arc Methods 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000009194 climbing Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 208000003656 Electric Burns Diseases 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an air switch divides closing operation pole is including pulling piece, insulator spindle and first insulation action bars. The draw -in groove of pulling on the piece cooperates with dividing closing handle, avoids the manual branch closing handle that goes to open and shut of staff, the number of insulator spindle is many, can be according to the number of the insulator spindle of the needs alternative use of actual production, through insulator spindle extension air switch divides closing operation pole's length to when low pressure air switch mounted position is higher, even the staff does not adopt the instrument of ascending a height can realize the opening and closing of low pressure air switch yet, also can increases the distance between human and the low pressure air switch simultaneously, thereby effectively avoid the injury owing to electric arc causes to the staff, the first insulation action bars can make things convenient for the staff to operate the insulator spindle, and the staff utilizes lever principle, and the department applys the closure that a less power can realize air switch at the first insulation handle to the degree of difficulty of air switch divide -shut brake has further been reduced.
Description
Technical Field
The utility model relates to a low pressure power equipment technical field, in particular to air switch divide-shut brake action bars.
Background
The low-voltage air switch is widely applied to a low-voltage distribution network and has the advantages of simplicity in installation, reliability in work, sensitivity in action, capability of being operated repeatedly, high performance price and the like. However, in field operation, a plurality of potential safety hazards exist, firstly, the low-pressure air switch is higher in installation position, and when the low-pressure air switch is switched on and off, an operator needs to use a climbing tool, so that the switching on and off operation of the low-pressure air switch is inconvenient, and the operation efficiency is low; secondly, an operating handle of the low-voltage air switch for switching on and off operation is short and small, and a large force is needed when an operator switches on and off operation, so that if the body gravity center of the operator is unstable in the operation process, arms and other parts of the body can touch other electrified equipment in the power distribution cabinet, and a large potential safety hazard exists; thirdly, when an operator performs a closing operation on the low-voltage air switch, if an electrical device connected with the air switch has a short circuit or a ground fault, an electric arc can be generated, which is commonly called as 'blasting', even if the operator adopts a side body to close, the body and the air switch keep an arm distance, once arc discharge is generated, serious injuries such as electric burns can be caused to the operator, and even the life is threatened.
Therefore, how to reduce the difficulty of opening and closing the low-voltage air switch and reduce the potential safety hazard of the low-voltage air switch, which is a technical problem to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an air switch divide-shut brake action bars to reduce the degree of difficulty of low pressure air switch divide-shut brake, reduce the potential safety hazard that low pressure air switch used simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme:
an air switch opening and closing lever comprising:
the pulling block is used for being matched with a switching-on and switching-off handle of the air switch, and a clamping groove matched with the switching-on and switching-off handle is formed in the pulling block;
the insulating rods are connected with the wrenching block, the arrangement direction of the insulating rods is the same as the opening direction of the clamping grooves, and the number of the insulating rods is multiple;
and the first insulating operating rod is connected with the insulating rod and used for operating by workers, and the first insulating operating rod and the insulating rod are coaxially arranged.
Preferably, in the air switch opening and closing operating lever, the air switch opening and closing operating lever further comprises a second insulating operating lever connected to the first insulating operating lever, and an angle between the second insulating operating lever and the first insulating operating lever is 120 ° to 150 °.
Preferably, in the air switch opening and closing operation rod, a first insulating operation handle is arranged at the tail end of the first insulating operation rod, the first insulating operation handle is perpendicular to the first insulating operation rod, and the first insulating operation handle is positioned at the outer side of the first insulating operation rod and the second insulating operation rod; the tail end of the second insulating operating rod is provided with a second insulating operating handle, and the first insulating operating handle and the second insulating operating handle are both T-shaped handles and are epoxy resin handles.
Preferably, in the air switch opening and closing operation rod, a 45 ° arc is provided at the end of the first insulating operation rod, and the first insulating operation handle is connected to an outer wall of the arc.
Preferably, in the air switch opening and closing operating rod, the second insulating operating rod is in threaded connection with the first insulating operating rod, or the second insulating operating rod is in rotational connection with the first insulating operating rod through a telescopic pin, and a groove matched with the second insulating operating rod is formed in the first insulating operating rod.
Preferably, in the air switch opening and closing operation lever, the first insulating operation lever is in threaded connection with the first insulating operation handle, and the first insulating operation lever is in threaded connection with the insulating lever; or the first insulating operation rod is connected with the insulating rod through the telescopic pin, and the diameter of the insulating rod is larger than that of the first insulating operation rod.
Preferably, in the air switch opening and closing operation rod, the pulling block is in threaded connection with the insulating rod.
Preferably, in the air switch opening and closing operation lever, adjacent insulating rods are screwed.
Preferably, in the air switch opening and closing operation rod, the telescopic pin comprises an extension spring and positioning pins arranged at two ends of the extension spring.
Preferably, in the air switch opening and closing operation rod, the clamping groove is a U-shaped clamping groove.
According to the above technical scheme, the utility model provides an air switch divide-shut brake action bars is including pulling piece, insulator spindle and first insulation action bars. The clamping groove on the pulling block is matched with the opening and closing handle, so that a worker is prevented from manually opening and closing the opening and closing handle; the number of the insulating rods is multiple, the number of the used insulating rods can be selected according to the actual work requirement, and the length of the switching-on and switching-off operating rod of the air switch is prolonged through the insulating rods, so that when the low-pressure air switch is arranged at a higher position, a worker can open and close the low-pressure air switch even without using a climbing tool, and meanwhile, the distance between a human body and the low-pressure air switch can be increased, so that the injury of electric arcs to the worker is effectively avoided; first insulation action bars can make things convenient for the staff to operate the insulator spindle, and the device staff that this scheme provided can utilize lever principle, and it can realize low-pressure air switch's closure to exert a less power in first insulation handle department to the degree of difficulty and the artifical intensity of labour of air switch divide-shut brake have further been reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an air switch opening and closing operating rod provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a retractable pin according to an embodiment of the present invention.
1. The device comprises a pulling block, 2, an insulating rod, 3, a first insulating operating rod, 31, a telescopic pin, 311, a tension spring, 312, a positioning pin, 4, a first insulating operating handle, 5, a second insulating operating rod, 6 and a second insulating operating handle.
Detailed Description
The utility model discloses an air switch divide-shut brake action bars to reduce the degree of difficulty of low pressure air switch divide-shut brake, reduce the potential safety hazard that low pressure air switch used simultaneously.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an air switch opening and closing operating lever according to an embodiment of the present invention; fig. 2 is a schematic structural view of a retractable pin according to an embodiment of the present invention.
The utility model discloses an air switch divide-shut brake action bars, including pulling piece 1, insulator spindle 2 and first insulation action bars 3.
Pulling block 1 can cooperate with air switch's divide-shut brake handle, replaces the staff manual switch divide-shut brake handle, can improve factor of safety to a certain extent, for the convenience pulls block 1 and divide-shut brake handle cooperation, realizes smoothly that divide-shut brake switch's pulling, is provided with the draw-in groove with divide-shut brake handle complex on the pulling block 1 that this scheme provided.
In order to increase the distance between a worker and a low-voltage air switch, the air switch opening and closing operating rod provided by the scheme comprises an insulating rod 2, the insulating rod 2 is connected with a pulling block 1, the arrangement direction of the insulating rod 2 is the same as the opening direction of a clamping groove, the number of the insulating rods 2 is multiple, the length of the pulling block 2 can be prolonged due to the design of the insulating rod 2, and the distance between the worker and the low-voltage air switch is increased, so that the possibility that electric arcs injure the worker is reduced, and in addition, when the low-voltage air switch is arranged at a higher position, the worker can also realize the operation of a pair closing handle without a climbing tool; the total length of the insulating rods 2 is determined by the number of the insulating rods 2, and the number of the insulating rods 2 can be added or reduced according to actual needs.
Be connected with insulator spindle 2 and be used for supplying the first insulation action bars 3 of staff's operation, first insulation action bars 3 and insulator spindle 2 coaxial arrangement, first insulation action bars 3 can prolong the length of insulator spindle 2 to a certain extent, makes things convenient for the staff to the operation of insulator spindle 2.
The air switch divide-shut brake action bars that this scheme provided has utilized lever principle at the switching-on and switching-off's switching-off in-process, the staff exerts a less power on first insulation action bars 3 and can realize the switching-on and switching-off's switching, thereby reduced the artifical intensity of labour who opens and shuts the switching-on and switching-off in certain length, and can effectively avoid ascending a height the in-process at the staff because the unstable arm that causes of focus and the possibility that other positions of health touched other live equipment such as electricity cabinet, thereby reduced switching low pressure air switch's potential safety hazard.
In order to enable the air switch opening and closing operating rod to adapt to different working environments, the air switch opening and closing operating rod further comprises a second insulating operating rod 5 connected with the first insulating operating rod 3, the angle between the second insulating operating rod 5 and the first insulating operating rod 3 ranges from 120 degrees to 150 degrees, the second insulating operating rod 5 changes the operating direction of a worker, namely the angle change of the insulating rod 2 can be realized through the first insulating operating rod 3 and the second insulating operating rod 5 in the scheme, and the worker can select the first insulating operating rod 3 or the second insulating operating rod 5 to perform closing operation on the split-closing according to the setting height of the low-pressure air switch, the distance between the position of the worker and the low-pressure air switch, the arm extension of the worker and other factors.
In order to facilitate the operation of the insulating rod 2, a first insulating operating handle 4 is arranged at the tail end of the first insulating operating rod 3, the first insulating operating handle 4 is arranged perpendicular to the first insulating operating rod 3, a second insulating operating handle 5 is arranged at the tail end of the second insulating operating rod, the first insulating operating handle 4 is positioned on the outer side of the first insulating operating rod 3 and the second insulating operating rod 5, the outer side refers to the side, with a larger angle, of the bracket formed by the second insulating operating rod 5 and the first insulating operating rod 3, the first insulating operating handle 4 and the second insulating operating handle 6 are both T-shaped handles, the shape can facilitate the worker to apply force to the insulating rod 2, and the worker and the handles cannot slide during the force application process, in order to further optimize the technical scheme, the first insulating operating handle 4 and the second insulating operating handle 6 are both epoxy resin handles.
In order to further optimize the above technical scheme, the utility model discloses an in the embodiment, the end of first insulation action bars 3 is provided with 45 circular arcs, and first insulation action bars 4 and the outer wall connection of circular arc, the design of circular arc can make things convenient for the angle conversion between first insulation action bars 3 and the second insulation action bars 5, sets up first insulation action bars 4 at the outer wall of circular arc, can make things convenient for the operation of staff to insulating rod 2.
The second insulating operation rod 5 has various connection modes with the first insulating operation 3, and the specific implementation mode is as follows:
in embodiment 1, the second insulating operating rod 5 is screwed with the first insulating operating rod 3, an external thread is provided at the end of the second insulating operating rod 5, an internal thread is provided at the end of the first insulating operating rod 3, both are screwed, or an internal thread is provided at the end of the second insulating operating rod 5, an external thread is provided at the end of the first insulating operating rod 3, both are screwed, or an external thread is provided at the end of both the first insulating operating rod 3 and the second insulating operating rod 5, and a fastening nut is sleeved outside the first insulating operating rod 3 and the second insulating operating rod 5;
in embodiment 2, the second insulating operating rod 5 is rotatably connected with the first insulating operating rod 3 through the telescopic pin 31, the first insulating operating rod 3 is provided with a groove matched with the second insulating operating rod 5, the telescopic pin 31 is pressed to realize the rotation of the second insulating operating rod 5, and the second insulating operating rod 5 can be received in the groove of the second insulating operating rod 5 after rotating;
embodiment 3, the first insulating operating rod 3 and the second insulating operating rod 5 are plug-connected.
For the installation and the dismantlement of convenient air switch divide-shut brake action bars, pull block 1 and 2 threaded connection of insulator spindle, because pull block 1 and need change according to the air switch of difference, for the convenient change, adopted threaded connection's mode in this scheme, pull block 1 and insulator spindle 2 also can adopt the connection form of pegging graft or joint, do not specifically prescribe a limit herein.
Adopt threaded connection between the adjacent insulator spindle 2, the staff can realize the transform of 2 length of insulator spindle as required fast, need set up the internal thread this moment in the one end of insulator spindle 2, the other end is corresponding sets up the external screw thread. The length adjustment of the insulating rod 2 can also be realized by a telescopic pin.
In a specific embodiment of the utility model, the first insulating operating rod 3 is in threaded connection with the first insulating operating handle 4, the first insulating operating rod 3 is in threaded connection with the insulating rod 2, and the mounting and dismounting of the air switch opening and closing operating rod can be realized rapidly through threaded connection;
or,
first insulating bar 3 is connected through telescopic pin 31 with insulating bar 2, and the diameter of insulating bar 2 is greater than the diameter of first insulating bar 3, and first insulating bar 3 can be passed through telescopic pin 31 and receive in the cavity of insulating bar 2 fast.
The hollow tube is adopted for the first insulating operating rod 3, the second insulating operating rod 5 and the insulating rod 2 which are optimized, the quality of the air switch opening and closing operating rod can be reduced to a certain degree, and therefore the labor intensity of workers operating the air switch opening and closing operating rod is reduced.
The telescopic pin used in the present embodiment has a specific structure including an extension spring 311 and positioning pins 312 disposed at both ends of the extension spring 311, and the function of the telescopic pin 31 is realized by the elastic force of the extension spring 311, as shown in fig. 2. The retractable pins may be those commonly used in the art.
In order to further optimize above-mentioned technical scheme the utility model discloses an in the embodiment, the draw-in groove is U type draw-in groove, can realize the effective fixed of closing a floodgate to the realization carries out closed operation to closing a floodgate.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an air switch divides closing operation pole which characterized in that includes:
the pulling block (1) is used for being matched with a switching-on and switching-off handle of the air switch, and a clamping groove matched with the switching-on and switching-off handle is formed in the pulling block (1);
the insulating rods (2) are connected with the pulling block (1), the arrangement direction of the insulating rods (2) is the same as the opening direction of the clamping grooves, and the number of the insulating rods (2) is multiple;
and a first insulating operating rod (3) connected with the insulating rod (2) and used for operating by workers, wherein the first insulating operating rod (3) and the insulating rod (2) are coaxially arranged.
2. Air switch opening and closing operating lever according to claim 1, characterized in that it further comprises a second insulating operating lever (5) connected to the first insulating operating lever (3), the angle between the second insulating operating lever (5) and the first insulating operating lever (3) being 120 ° -150 °.
3. Air switch opening and closing operating lever according to claim 2, characterized in that the tip of the first insulating operating lever (3) is provided with a first insulating operating handle (4), the first insulating operating handle (4) is arranged perpendicular to the first insulating operating lever (3), the first insulating operating handle (4) is located outside the first insulating operating lever (3) and the second insulating operating lever (5); the tail end of the second insulating operating rod (5) is provided with a second insulating operating handle (6), the first insulating operating handle (4) and the second insulating operating handle (6) are T-shaped handles, and the first insulating operating handle (4) and the second insulating operating handle (6) are epoxy resin handles.
4. Air switch opening and closing operating lever according to claim 3, characterized in that the end of the first insulating operating lever (3) is provided with a circular arc of 45 °, the first insulating operating handle (4) being connected with the outer wall of the circular arc.
5. Air switch opening and closing operating rod according to claim 2, characterized in that the second insulating operating rod (5) is in threaded connection with the first insulating operating rod (3), or the second insulating operating rod (5) is in rotational connection with the first insulating operating rod (3) through a telescopic pin (31), and a groove matched with the second insulating operating rod (5) is arranged on the first insulating operating rod (3).
6. The air switch opening and closing operating lever according to claim 3, wherein the first insulating operating lever (3) is screw-connected with the first insulating operating handle (4), and the first insulating operating lever (3) is screw-connected with the insulating lever (2); or the first insulating operating rod (3) and the insulating rod (2) are connected through the telescopic pin (31), and the diameter of the insulating rod (2) is larger than that of the first insulating operating rod (3).
7. Air switch opening and closing operating lever according to claim 1, characterised in that the toggle block (1) is screwed with the insulating rod (2).
8. Air switch opening and closing operating lever according to claim 1, characterised in that adjacent insulating levers (2) are screwed.
9. The air switch opening and closing operation lever according to claim 5 or 6, wherein the telescopic pin (31) includes a tension spring (311) and positioning pins (312) provided at both ends of the tension spring (311).
10. The air switch opening and closing operating lever according to claim 1, wherein the catching groove is a U-shaped catching groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770534.2U CN205159128U (en) | 2015-09-30 | 2015-09-30 | Air switch divides closing operation pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770534.2U CN205159128U (en) | 2015-09-30 | 2015-09-30 | Air switch divides closing operation pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159128U true CN205159128U (en) | 2016-04-13 |
Family
ID=55694793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520770534.2U Expired - Fee Related CN205159128U (en) | 2015-09-30 | 2015-09-30 | Air switch divides closing operation pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906349A (en) * | 2020-08-18 | 2020-11-10 | 建德市丰斯电子有限公司 | Handheld construction electric drill capable of achieving electric shock emergency insulation and auxiliary feeding |
-
2015
- 2015-09-30 CN CN201520770534.2U patent/CN205159128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906349A (en) * | 2020-08-18 | 2020-11-10 | 建德市丰斯电子有限公司 | Handheld construction electric drill capable of achieving electric shock emergency insulation and auxiliary feeding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20170930 |