CN108198717A - Switch touching thrum spring handler - Google Patents
Switch touching thrum spring handler Download PDFInfo
- Publication number
- CN108198717A CN108198717A CN201810144399.9A CN201810144399A CN108198717A CN 108198717 A CN108198717 A CN 108198717A CN 201810144399 A CN201810144399 A CN 201810144399A CN 108198717 A CN108198717 A CN 108198717A
- Authority
- CN
- China
- Prior art keywords
- connecting lever
- bracket
- vertical portion
- horizontal component
- spring
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
Abstract
The present invention provides switch touching thrum spring handler, including L bracket and movable connecting lever.Wherein, the L bracket has vertical portion and coupled horizontal component, and the top of the vertical portion has elongated groove, so as to which the top of the vertical portion be made to form the identical montant of two parallel sizes；The centre of the horizontal component has the elongated gap of perforation, so as to which the horizontal component is divided into the identical cross bar of two parallel sizes；The activity connecting lever includes connecting lever head and connecting lever handle；The connecting lever head is the cross bar with one fixed width in sector, the connecting lever handle, and the connecting lever head and connecting lever handle link into an integrated entity to form the shape of " axe "；Between two montants on vertical portion top that the activity connecting lever is movably fixed on the L bracket, and the fan-shaped circular arc side on the connecting lever head is downward.
Description
Technical field
The present invention relates to machinery equipment field more particularly to switch touching thrum spring handlers.
Background technology
In power industry upkeep operation, when loading and unloading maintenance to disconnecting switch fingertip, need to carry out disassembling for fingertip spring,
When manpower disassembles the operation of fingertip spring, the reaction force of spring brings extreme difficulty to operation, and dismounting by force can cause
Fingertip deformation, contact surface (silver coating) scratch, and lead to fingertip loose contact, overheat, fingertip damage during use.
Invention content
Of the existing technology to solve the problems, such as, the present invention provides a kind of switch touching thrum spring handler.
In order to achieve the above objectives, the technical solution of the embodiment of the present invention is realized in：
The switch touching thrum spring handler of the present invention includes L bracket and movable connecting lever, wherein, the L-shaped branch
Frame has vertical portion and coupled horizontal component, and the top of the vertical portion has elongated groove, so as to make
The identical montant of two parallel sizes is formed at the top of the vertical portion；The centre of the horizontal component has the thin of perforation
Long gap, so as to which the horizontal component is divided into the identical cross bar of two parallel sizes；The activity connecting lever includes turning
Arm head portion and connecting lever handle；The connecting lever head in sector, the connecting lever handle be the cross bar with one fixed width, the connecting lever
Head and connecting lever handle link into an integrated entity to form the shape of " axe "；The activity connecting lever is movably fixed on the L-shaped branch
Between two montants on the vertical portion top of frame, and the fan-shaped circular arc side on the connecting lever head is downward.
Optionally, the movable connecting lever be fixed on by a main shaft two of the vertical portion top of the L bracket it is perpendicular
Between bar, the main shaft runs through two tops of montant of vertical portion of the L bracket and leaning on for the connecting lever handle
The position on nearly connecting lever head.
Optionally, it is equipped on the outside of the position contacted in the main shaft with the montant of the vertical portion of the L bracket flat
Pad and fixator pins, the fixator pins are located on the outside of the plain cushion and run through the main shaft perpendicular to the main-shaft axis.
Optionally, abrasionproof rubber pad is installed on two rail surfaces of the horizontal component of the L bracket.
Optionally, the abrasionproof rubber pad is fixed on two horizontal strokes of the horizontal component of the L bracket by fixed screw
On the surface of bar.
Optionally, the fixed screw is tack fixed screw, and the screw face of the fixed screw is less than the abrasionproof
The surface of rubber pad.
Description of the drawings
In attached drawing (it is not necessarily drawn to scale), similar reference numeral phase described in different views
As component.Similar reference numerals with different letter suffix can represent the different examples of similar component.Attached drawing with example and
Unrestricted mode generally shows each embodiment discussed herein.
Fig. 1 shows the structure diagram of disconnecting switch spring touch finger；
Fig. 2 shows the structure diagrams of switch touching thrum spring handler according to the present invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
Disconnecting switch is that one kind is mainly used for " isolated power supply, grid switching operation, connecting and cut off low current circuit ", one
As be used as high voltage isolator.The effect of disconnecting switch is to disconnect the circuit of zero load electric current, makes overhauled equipment and power supply
There is apparent cut-off point, for example, the part having a power failure will be needed reliably to be isolated with live part in high voltage distribution installation, to ensure
The safety of service personnel.
Since disconnecting switch fingertip usually whole is open in air, there is apparent cut-off point, but with usage time
For a long time, contact surface may have thermal oxide, burn trace, and silver coating thereon is also possible to come off, so as to cause fortune
The increased situation of resistance in row.In addition, fingertip spring is chronically at compression or tensional state and since operating current causes hair
Heat makes elastic variation, and vicious circle ultimately causes scaling loss, in addition, fingertip spring is after long-term use, be also susceptible to get rusty,
Phenomena such as fracture.
Therefore, when being overhauled to disconnecting switch, when there are problems that loading and unloading fingertip spring and fingertip, and loading and unloading fingertip,
It is required for disassembling fingertip spring.Since fingertip spring has very big reaction force, dismounting by force be easy to cause fingertip contact surface
The problems such as scratching, fingertip deformation, being easy to cause fingertip overheat, loose contact in operation.
Before the disconnecting switch fingertip handling spring pressure device of the present invention is illustrated, disconnecting switch fingertip is first introduced
Structure.Fig. 1 shows the structure diagram of disconnecting switch fingertip, as shown in Figure 1, disconnecting switch fingertip include button contact base 12,
Fingertip 14 and spring 16 are equipped with fingertip 14 12 both sides of button contact base are opposite, contact tube 18 stretch into button contact base 12 and with fingertip 14
Screens portion 142 be connected together, spring 16 is connected between two fingertips 14, specifically, item is offered respectively on fingertip 14
Shape hole, 16 both ends of spring are each passed through the bar hole of two fingertips 14 and connect with the spring detent 19 positioned at bar hole opposite side
It connects, realization contact tube 18 is connected together with fingertip 14.
Fig. 2 shows switch touching thrum spring handler according to an embodiment of the present, as shown in Fig. 2,
The switch touching thrum spring handler of the present invention includes：L bracket 21 and movable connecting lever 22.Movable connecting lever 22 is movably
It is fixed on the top of L bracket 21.
Wherein, L bracket 21 has vertical portion and coupled horizontal component, and the top of vertical portion has carefully
Long groove, so as to which the top of vertical portion be made to form the identical montant of two parallel sizes.The horizontal component of L bracket 21
Centre there is the elongated gap of perforation, so as to be divided into two parallel sizes identical the horizontal component of L bracket 21
Cross bar.
Movable connecting lever 22 includes connecting lever head 221 and the connecting lever handle 222 to link into an integrated entity with connecting lever head 221.Wherein,
Connecting lever head 221 is in sector, as shown in Fig. 2, connecting lever handle 222 is the cross bar with one fixed width, connecting lever head 221 and connecting lever
Handle 222 is joined together to form the shape of similar " axe ", as shown in Figure 2.
Movable connecting lever 22 is movably fixed between two montants on the top of the vertical portion of L bracket 21, and is turned
Downward, fixed position is located at the position on the close connecting lever head 221 of connecting lever handle 222 for the fan-shaped circular arc side in arm head portion 221,
The size of length and disconnecting switch fingertip specifically according to the vertical portion 211 of L bracket 21 determines.
Optionally, movable connecting lever 22 is fixed on two montants on the top of the vertical portion of L bracket 21 by main shaft 23
Between, which turns through the top of two montants of the vertical portion of L bracket 21 and the close of connecting lever handle 222
The position in arm head portion 221, as shown in Figure 2.The end that operating personnel hold on connecting lever handle 222 can make movable connecting lever 22 with main shaft
It is rotated centered on 23.
Optionally, plain cushion 25 is installed on the outside of the position contacted in main shaft 23 with the montant of the vertical portion of L bracket 21
With fixator pins 26, wherein plain cushion 25 is used to reduce main shaft 23 and the friction of L bracket 21, and fixator pins 26 are located at outside plain cushion 25
Main shaft 23 is run through in side against plain cushion 25 and perpendicular to 23 axis of main shaft, so as to prevent main shaft 23 from coming off.
Optionally, abrasionproof rubber pad 24, anti-rubber milling are installed on two rail surfaces of the horizontal component of L bracket 21
Pad 24 is fixed on by fixed screw 27 on the surface of two cross bars of the horizontal component of L bracket 21.Preferably, fixed screw
27 be tack fixed screw, and the screw face of fixed screw 27 is less than the surface of abrasionproof rubber pad 24, such as less than anti-rubber milling
The surface 2mm of pad 24 can effectively prevent fixed screw 27 to scratch the contact surface of fingertip in this way.
It is specifically described below using how the switch touching thrum spring handler of the present invention loads and unloads fingertip spring.
The switch touching thrum spring handler of the present invention, is put into L-shaped by the side fingertip of disconnecting switch when in use
Stent 21 is simultaneously adjacent to the vertical portion of movable connecting lever 22 and L bracket 21 (that is, by fingertip shown in FIG. 1 with shape shown in figure
State is put between the movable connecting lever 22 on the left of Fig. 2 and the horizontal component of L bracket 21, that is to say, that upside fingertip shown in FIG. 1
14, which are located at the lower section on the connecting lever head 221 of movable connecting lever 22 and fingertip end, acts against vertical portion and the work of L bracket 21
Dynamic 22 lower section of connecting lever, downside fingertip 14 shown in FIG. 1 are located at the gap between two cross bars of the horizontal component of L bracket 21
In), so as to make gap of the downside fingertip of disconnecting switch fingertip across two cross bars of the horizontal component of L bracket 21.
Pulling the end of connecting lever handle 222 makes movable connecting lever 22 circular motion centered on main shaft 23, the fan-shaped cambered surface of movable connecting lever 12
The upside fingertip of disconnecting switch fingertip is oppressed, makes the pressure release of the spring 16 of disconnecting switch fingertip, so as to make spring detent 19
It can easily be disassembled, spring 16 is also just removed from disconnecting switch fingertip.After spring 19 is unloaded, just
More convenient replacement fingertip 14.
Likewise, same method can also be used, between spring 16 is installed on two fingertips of disconnecting switch fingertip,
That is, first the lower end of the spring 16 shown in Fig. 1 is installed on by the bar hole on the fingertip of downside on spring detent 19, then
Mode described in face before disconnecting switch fingertip is positioned in switch touching thrum spring handler shown in Fig. 2, with activity
The fan-shaped arc face pressure of connecting lever 12 compels the upside fingertip of disconnecting switch fingertip, so as to make spring 16 can in the state of being not stretched
More easily the upper end is installed on by the bar hole on the fingertip of downside on spring detent 19, then removes the isolation of the present invention
Fingertip spring handler is switched, such spring 16 is just assemblied between two fingertips 14.
The present invention is suitable for the handling of the high voltage isolator fingertip springs of multi-voltage grades such as 35kV, 110kV, 220kV.
It can be convenient and easy to fingertip spring being loaded and unloaded on hold-open catch, effectively reduce fingertip spring handling difficulty, ensure loader
Make quality, substantially increase safety and the working efficiency of upkeep operation.In addition, dress is facilitated by switch touching thrum spring
It unloads, so as to also can to fingertip element problematic in disconnecting switch fingertip situations such as (such as fingertip contact surface) being damaged
It is convenient for changing, and the fingertip contact surface of disconnecting switch fingertip, therefore the disconnecting switch of the present invention will not be damaged in installation spring
Fingertip spring handler flexibility is stronger, and applicability is also more commonly.
In the specification provided in this place, numerous specific details are set forth.It is however, it is to be understood that of the invention
Embodiment can be put into practice without these specific details.In some instances, be not been shown in detail well known method,
Structure and technology, so as not to obscure the understanding of this description.
In addition, above-described is only the principle of the present invention and preferred embodiment.It should be pointed out that for the general of this field
For logical technical staff, on the basis of the principle of the invention, several other modifications can also be made, these modifications are also considered as falling into
In protection scope of the present invention.
In addition, it will be appreciated by those of skill in the art that the combination of the feature of different embodiments means in the present invention
Within the scope of and form different embodiments.For example, in detail in the claims, embodiment claimed it is arbitrary it
One mode can use in any combination.
It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and this
Field technology personnel can design alternative embodiment without departing from the scope of the appended claims.In claim
In, any reference mark between bracket should not be configured to limitations on claims.Word "comprising" is not excluded for depositing
In element not listed in the claims.Word "a" or "an" before element does not exclude the presence of multiple such members
Part.
Claims (6)
1. switch touching thrum spring handler, which is characterized in that including：L bracket and movable connecting lever, wherein,
The L bracket has vertical portion and coupled horizontal component, and the top of the vertical portion is with elongated
Groove, so as to which the top of the vertical portion be made to form the identical montant of two parallel sizes；In the horizontal component
Between there is the elongated gap of perforation, so as to which the horizontal component is divided into the identical cross bar of two parallel sizes；
The activity connecting lever includes connecting lever head and connecting lever handle；The connecting lever head in sector, the connecting lever handle be with
The cross bar of one fixed width, the connecting lever head and connecting lever handle link into an integrated entity to form the shape of " axe "；
Between two montants on vertical portion top that the activity connecting lever is movably fixed on the L bracket, and it is described
The fan-shaped circular arc side on connecting lever head is downward.
2. switch touching thrum spring handler according to claim 1, which is characterized in that
It is described between two montants on vertical portion top that the activity connecting lever is fixed on the L bracket by a main shaft
Main shaft is through the top of two montants of the vertical portion of the L bracket and the close connecting lever head of the connecting lever handle
Position.
3. switch touching thrum spring handler according to claim 2, which is characterized in that
Plain cushion and fixed pin are installed on the outside of the position contacted in the main shaft with the montant of the vertical portion of the L bracket
Son, the fixator pins are located on the outside of the plain cushion and run through the main shaft perpendicular to the main-shaft axis.
4. the switch touching thrum spring handler according to any one of claim 1-3, which is characterized in that described
Abrasionproof rubber pad is installed on two rail surfaces of the horizontal component of L bracket.
5. switch touching thrum spring handler according to claim 4, which is characterized in that
The abrasionproof rubber pad is fixed on by fixed screw on the surface of two cross bars of the horizontal component of the L bracket.
6. switch touching thrum spring handler according to claim 5, which is characterized in that
The fixed screw is tack fixed screw, and the screw face of the fixed screw is less than the table of the abrasionproof rubber pad
Face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144399.9A CN108198717A (en) | 2018-02-12 | 2018-02-12 | Switch touching thrum spring handler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144399.9A CN108198717A (en) | 2018-02-12 | 2018-02-12 | Switch touching thrum spring handler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108198717A true CN108198717A (en) | 2018-06-22 |
Family
ID=62593922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810144399.9A Pending CN108198717A (en) | 2018-02-12 | 2018-02-12 | Switch touching thrum spring handler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108198717A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011072511A1 (en) * | 2009-12-18 | 2011-06-23 | 陕西维柯瑞电气有限责任公司 | Spring contact finger for electric conduction and connector including same |
| CN203589530U (en) * | 2013-12-05 | 2014-05-07 | 国家电网公司 | Special tool for treatment of isolating switch contact spring |
| CN203707617U (en) * | 2013-11-30 | 2014-07-09 | 国家电网公司 | Tool for disassembling and assembling isolating switch finger |
| CN104124629A (en) * | 2014-07-28 | 2014-10-29 | 国家电网公司 | Special tool for disassembling and assembling static contact spring of disconnecting switch |
| CN104538867A (en) * | 2014-11-22 | 2015-04-22 | 国家电网公司 | Disconnecting switch contact finger replacement tool |
| CN107453261A (en) * | 2017-08-11 | 2017-12-08 | 朱晓 | A kind of portable disconnecting switch fingertip tool specially for attaching and detaching |
| CN207938488U (en) * | 2018-02-12 | 2018-10-02 | 国网冀北电力有限公司管理培训中心 | Switch touching thrum spring handler |
-
2018
- 2018-02-12 CN CN201810144399.9A patent/CN108198717A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011072511A1 (en) * | 2009-12-18 | 2011-06-23 | 陕西维柯瑞电气有限责任公司 | Spring contact finger for electric conduction and connector including same |
| CN203707617U (en) * | 2013-11-30 | 2014-07-09 | 国家电网公司 | Tool for disassembling and assembling isolating switch finger |
| CN203589530U (en) * | 2013-12-05 | 2014-05-07 | 国家电网公司 | Special tool for treatment of isolating switch contact spring |
| CN104124629A (en) * | 2014-07-28 | 2014-10-29 | 国家电网公司 | Special tool for disassembling and assembling static contact spring of disconnecting switch |
| CN104538867A (en) * | 2014-11-22 | 2015-04-22 | 国家电网公司 | Disconnecting switch contact finger replacement tool |
| CN107453261A (en) * | 2017-08-11 | 2017-12-08 | 朱晓 | A kind of portable disconnecting switch fingertip tool specially for attaching and detaching |
| CN207938488U (en) * | 2018-02-12 | 2018-10-02 | 国网冀北电力有限公司管理培训中心 | Switch touching thrum spring handler |
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