CN106092417B - A kind of scene breaker plug force checking device and detection method - Google Patents
A kind of scene breaker plug force checking device and detection method Download PDFInfo
- Publication number
- CN106092417B CN106092417B CN201610676490.6A CN201610676490A CN106092417B CN 106092417 B CN106092417 B CN 106092417B CN 201610676490 A CN201610676490 A CN 201610676490A CN 106092417 B CN106092417 B CN 106092417B
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- Prior art keywords
- contact engaging
- breaker
- separating force
- torque spanner
- axle bed
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The embodiment of the invention discloses a kind of live breaker plug force checking device and detection methods, wherein, monitoring device includes contact engaging and separating force detecting tool and the torque spanner that matches with contact engaging and separating force detecting tool, one end of wherein contact engaging and separating force detecting tool is provided with bolt, the other end is provided with internal gear axle bed, internal gear axle bed is hollow cylindric, the inner wall of internal gear axle bed is provided with gear, and gear matches with external tooth wheel shaft, and the length of internal gear axle bed is more than the length of external tooth wheel shaft；One end of torque spanner is set as handle, the other end is vertically installed with the sleeve to match with bolt.Breaker plug force checking device in scene provided by the invention and detection method, which can be realized, quick, easy judges whether breaker contact engaging and separating force meets the requirements, effective judgment basis is provided for overhaul of line breaker assembly, the maintenance and operation for instructing breaker, so as to be effectively reduced power networks risk caused by the increase of breaker contact engaging and separating force.
Description
Technical field
The present invention relates to electrical equipment technical fields, more particularly to a kind of live breaker plug force checking device and inspection
Survey method.
Background technology
High-voltage circuitbreaker plays control action in high-tension circuit, is protection equipment important in electric system.Circuit just
Often when operation, breaker is for being switched on or switched off circuit, when fault condition, disconnects electricity rapidly under the action of protective relaying device
Short circuit current when special circumstances, is reliably connected in road.In order to ensure that breaker does not lose connecting-disconnecting function, it is required that height is broken
The output characteristics and the characteristic of breaker contact engaging and separating force of road device mechanism match, and when breaker contact engaging and separating force increases, can cause open circuit
Device divide-shut brake acting characteristic reduces, and there will be severe and refuses point, refuses to close even breaker and the great power grid accident such as explode.
In the prior art, in order to ensure assembling quality, breaker is configured breaker contact engaging and separating force in production, makes
Its size, however, in breaker operational process, assembles reason, mechanical oscillation, the temperature difference or external stress within regulation limits
The influence of equal factors, can so that the contact engaging and separating force of breaker increases, and there is presently no can be to live breaker contact engaging and separating force
The device being detected.
Therefore, it is necessary to further be detected to live breaker contact engaging and separating force, it is provided with for the Quality estimation of breaker
The foundation of effect, while the power grid accident because caused by increasing breaker contact engaging and separating force is avoided as possible.
Invention content
A kind of live breaker plug force checking device and detection method are provided in the embodiment of the present invention, it is existing to solve
Lack the detection to live breaker contact engaging and separating force in technology, can not avoid causing asking for power grid accident because of the increase of breaker contact engaging and separating force
Topic.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions：
It is a kind of scene breaker plug force checking device, including contact engaging and separating force detecting tool and with the contact engaging and separating force detecting tool
The torque spanner to match, wherein one end of the contact engaging and separating force detecting tool is provided with bolt, the contact engaging and separating force detecting tool
The other end is provided with internal gear axle bed, and the internal gear axle bed is hollow cylindric, the inner wall setting of the internal gear axle bed
There is gear, and the external tooth wheel shaft in the crank arm box of the gear and circuit breaker operation mechanism matches, the internal gear axle bed
Length is more than the length of the external tooth wheel shaft；One end of the torque spanner is set as handle, the other end of the torque spanner
It is vertically installed with the sleeve to match with the bolt.
Preferably, the torque spanner is presetting system torque spanner.
Preferably, the central shaft of the central shaft of the bolt and the internal gear axle bed is on same straight line.
Preferably, the bolt is M24 bolts, and the sleeve is M24 sleeves.
A kind of scene breaker contact engaging and separating force detection method, includes the following steps：Dismantle the crank arm box of circuit breaker operation mechanism
The interior outer connecting lever with external gear axis connection；The internal gear axle bed that selection matches with the external tooth wheel shaft；It will be provided in described
The contact engaging and separating force detecting tool of gear shaft block is inserted on the external tooth wheel shaft；The limit value of torque spanner is set as specified value, and is led to
Sleeve is crossed to be set on the bolt of the contact engaging and separating force detecting tool；It is applied to the contact engaging and separating force detecting tool by the torque spanner
Add rotation operating force；Judge whether the torque spanner can drive the external gear shaft rotation dynamic in the specified value；If institute
State torque spanner drives the external gear shaft rotation dynamic in the specified value, determines that breaker contact engaging and separating force meets the requirements.
By above technical scheme as it can be seen that breaker plug force checking device in scene provided in an embodiment of the present invention and detection side
Method, can realize it is quick, easy judge whether breaker contact engaging and separating force meets the requirements, provided for overhaul of line breaker assembly effective
Judgment basis instructs the maintenance and operation of breaker, so as to be effectively reduced power grid caused by the increase of breaker contact engaging and separating force
Operation risk.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram that a kind of live breaker provided in an embodiment of the present invention plugs force checking device；
Fig. 2 is a kind of structural schematic diagram of contact engaging and separating force detecting tool provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of circuit breaker operation mechanism crank arm box provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another circuit breaker operation mechanism crank arm box provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram that another live breaker provided in an embodiment of the present invention plugs force checking device；
Fig. 6 is a kind of flow diagram of live breaker contact engaging and separating force detection method provided in an embodiment of the present invention；
It illustrates：
1- contact engaging and separating force detecting tools, 2- torque spanners, 3- bolts, 4- internal gear axle beds, 5- sleeves, 6- breaker operator machines
Structure, 7- crank arm boxes, 8- external tooth wheel shafts, the outer connecting levers of 9-.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work, should all belong to protection of the present invention
Range.
Referring to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is that a kind of live breaker provided in an embodiment of the present invention plugs force checking device
Structural schematic diagram, Fig. 2 be a kind of structural schematic diagram of contact engaging and separating force detecting tool provided in an embodiment of the present invention, Fig. 3 be this hair
A kind of structural schematic diagram for circuit breaker operation mechanism crank arm box that bright embodiment provides.
As shown in Figure 1, scene breaker provided in an embodiment of the present invention plugs force checking device, including contact engaging and separating force detects work
The torque spanner 2 for filling 1 and matching with contact engaging and separating force detecting tool 1, wherein one end of contact engaging and separating force detecting tool 1 is provided with bolt
3, the other end of contact engaging and separating force detecting tool 1 is provided with internal gear axle bed 4, and internal gear axle bed 4 is hollow cylindric, and such as Fig. 2
Shown, the inner wall of internal gear axle bed 4 is provided with gear, in 6 crank arm box 7 of circuit breaker operation mechanism shown in the gear and Fig. 3
External tooth wheel shaft 8 match, different sizes can be correspondingly arranged on according to the size of external tooth wheel shaft 8, in use, according to be checked
The corresponding contact engaging and separating force detecting tool 1 of size selection of the external tooth wheel shaft 8 of survey, and the length of internal gear axle bed 4 is more than external tooth wheel shaft 8
Length.
Therefore, the contact engaging and separating force detecting tool 1 in live breaker plug force checking device provided in an embodiment of the present invention can
It is set on the external tooth wheel shaft 8 in 6 crank arm box 7 of circuit breaker operation mechanism by internal gear axle bed 4.
In addition, one end of torque spanner 2 is set as handle, the other end of the torque spanner 2 is provided with to match with bolt 3
Sleeve 5.By the way that sleeve 5 to be set on bolt 3, torque spanner 2 can control the rotation of contact engaging and separating force detecting tool 1, and
Contact engaging and separating force detecting tool 1 is set on external tooth wheel shaft 8, and turning for external tooth wheel shaft 8 is driven by torque spanner 2 so as to realize
It is dynamic.
Further, which can be presetting system torque spanner, and presetting system torque spanner has predetermined torque numerical value
And sound device.In use, the torque value upper limit for setting what a needs first is pulled when the torque of application reaches setting value
Hand can send out " Ka Ta " sound or some angles of spanner junction bending, while with apparent hand-transmitted vibration, this is just represented
Fastened not reinforce again, prompt to complete work.After releasing active force, each correlated parts of spanner can automatically reset.
Further, the central shaft of the central shaft of bolt 3 and internal gear axle bed 4 is on same straight line, pass through by
The sleeve 5 of torque spanner 2 is set on bolt 3, and when the effect of applied force, due to the central shaft and internal gear axle bed 4 of bolt 3
Central shaft on same straight line, will not detection error be caused due to discontinuity or other deviations so that the present invention
The detection that the live breaker plug force checking device that embodiment provides provides is more accurate.
Referring to Fig. 6, for a kind of flow diagram of live breaker contact engaging and separating force detection method provided in an embodiment of the present invention.
As shown in fig. 6, detection method includes the following steps for scene breaker contact engaging and separating force provided in an embodiment of the present invention：
Step S1,6 crank arm box of dismounting circuit breaker operation mechanism, the 7 interior outer connecting lever 9 being connected with external tooth wheel shaft 8, dismantles it
The structural schematic diagram of preceding 6 crank arm box 7 of circuit breaker operation mechanism is as shown in figure 3, dismantle the breaker operator machine after outer connecting lever 9
The structural schematic diagram of 6 crank arm box 7 of structure is as shown in Figure 4.In crank arm box 7 after the outer connecting lever of dismounting 9, the gear of external tooth wheel shaft 8 is sudden and violent
Expose.
Step S2, the internal gear axle bed 4 that selection matches with external tooth wheel shaft 8, according to the size of external tooth wheel shaft 8 and gear
Shape etc. selects matched internal gear axle bed 4.
The contact engaging and separating force detecting tool 1 for being provided with the internal gear axle bed 4 to match with external tooth wheel shaft 8 is inserted into outer by step S3
On gear shaft 8.
The limit value of torque spanner 2 is set as specified value, and is set in contact engaging and separating force detecting tool 1 by sleeve 5 by step S4
Bolt 3 on.Wherein specified value can be the upper limit or empirical value of producer's specified value.Torque spanner 2 is set in by sleeve 5 slotting
Structural schematic diagram on the bolt 3 of pull out force detecting tool 1 is as shown in Figure 5.
Step S5 applies rotation operating force, wherein torque spanner 2 can by 2 casees contact engaging and separating force detecting tools 1 of torque spanner
Apply clockwise direction or anticlockwise rotation operating force to contact engaging and separating force detecting tool 1.
Step S6, judges whether torque spanner 2 can drive external tooth wheel shaft 8 to rotate in specified value.
Step S7, if torque spanner 2 can drive external tooth wheel shaft 8 to rotate in specified value, it is determined that breaker contact engaging and separating force
It meets the requirements.And if torque spanner 2 can only cannot drive external tooth wheel shaft 8 to rotate in regulation, it is determined that breaker contact engaging and separating force is not
It meets the requirements.Quick, simplicity it can judge whether breaker contact engaging and separating force meets the requirements as a result, convenient for instructing the inspection of breaker
It repaiies and runs.
Two embodiments in this specification are described by the way of progressive, identical similar part between two embodiments
Just to refer each other, and the highlights of each of the examples are the differences with another embodiment.Especially for method reality
For applying example, since it is substantially similar to device embodiment, so describing fairly simple, related place is referring to device embodiment
Part explanation.Device and method embodiment described above is only schematical, wherein described be used as separation unit
The unit that part illustrates may or may not be physically separated, and the component shown as unit can be or also may be used
Not to be physical unit, you can be located at a place, or may be distributed over multiple network units.It can be according to reality
Need select some or all of module therein to achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art exist
In the case of not making the creative labor, you can to understand and implement.
By above technical scheme as it can be seen that breaker plug force checking device in scene provided in an embodiment of the present invention and detection side
Method, can realize it is quick, easy judge whether breaker contact engaging and separating force meets the requirements, provided for overhaul of line breaker assembly effective
Judgment basis instructs the maintenance and operation of breaker, so as to be effectively reduced power grid caused by the increase of breaker contact engaging and separating force
Operation risk.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above is only the specific implementation mode of the present invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (5)
1. a kind of scene breaker plugs force checking device, which is characterized in that including：Contact engaging and separating force detecting tool (1) and with it is described
The torque spanner (2) that contact engaging and separating force detecting tool (1) matches, wherein：
One end of the contact engaging and separating force detecting tool (1) is provided with bolt (3), the other end of the contact engaging and separating force detecting tool (1) is set
It is equipped with internal gear axle bed (4), the internal gear axle bed (4) is hollow cylindric, the inner wall setting of the internal gear axle bed (4)
There is gear, and the gear matches with the external tooth wheel shaft (8) in the crank arm box (7) of circuit breaker operation mechanism (6), the internal tooth
The length of axle block (4) is more than the length of the external tooth wheel shaft (8)；
One end of the torque spanner (2) is set as handle, and the other end of the torque spanner (2) is vertically installed with and the spiral shell
The sleeve (5) that bolt (3) matches.
2. scene breaker according to claim 1 plugs force checking device, which is characterized in that the torque spanner (2)
For presetting system torque spanner.
3. scene breaker according to claim 1 plugs force checking device, which is characterized in that in the bolt (3)
The central shaft of mandrel and the internal gear axle bed (4) is on same straight line.
4. scene breaker according to claim 1 plugs force checking device, which is characterized in that the bolt (3) is M24
Bolt, the sleeve (5) are M24 sleeves.
5. a kind of scene breaker contact engaging and separating force detection method, the method are used for the device of claim 1, which is characterized in that packet
Include following steps：
Dismantle the outer connecting lever with external gear axis connection in the crank arm box of circuit breaker operation mechanism；
The internal gear axle bed that selection matches with the external tooth wheel shaft；
The contact engaging and separating force detecting tool for being provided with the internal gear axle bed is inserted on the external tooth wheel shaft；
The limit value of torque spanner is set as specified value, and is set on the bolt of the contact engaging and separating force detecting tool by sleeve；
Apply rotation operating force to the contact engaging and separating force detecting tool by the torque spanner；
Judge whether the torque spanner can drive the external gear shaft rotation dynamic in the specified value；
If the torque spanner drives the external gear shaft rotation dynamic in the specified value, determine that breaker contact engaging and separating force conforms to
It asks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676490.6A CN106092417B (en) | 2016-08-17 | 2016-08-17 | A kind of scene breaker plug force checking device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676490.6A CN106092417B (en) | 2016-08-17 | 2016-08-17 | A kind of scene breaker plug force checking device and detection method |
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| Publication Number | Publication Date |
|---|---|
| CN106092417A CN106092417A (en) | 2016-11-09 |
| CN106092417B true CN106092417B (en) | 2018-10-09 |
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| CN201610676490.6A Active CN106092417B (en) | 2016-08-17 | 2016-08-17 | A kind of scene breaker plug force checking device and detection method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110927429B (en) * | 2019-11-20 | 2021-09-28 | 兴机电器有限公司 | Intelligent analysis and guidance method and system for data of electric chassis |
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| CN204988986U (en) * | 2015-09-30 | 2016-01-20 | 江苏大全凯帆电器股份有限公司 | Test fixture of circuit breaker contact plug power |
| CN205940843U (en) * | 2016-08-17 | 2017-02-08 | 云南电网有限责任公司电力科学研究院 | On --spot circuit breaker plug power detection device |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202433256U (en) * | 2012-02-21 | 2012-09-12 | 上海天灵开关厂有限公司 | Clamp used for tensile test of casing of gas insulated switch cabinet |
| CN104502186A (en) * | 2014-12-19 | 2015-04-08 | 深圳职业技术学院 | Electric-control drawing force detector |
| CN204332819U (en) * | 2015-01-16 | 2015-05-13 | 厦门明翰电气股份有限公司 | The main output arm puller system of a kind of 40.5kV vacuum circuit-breaker |
| CN104848979A (en) * | 2015-05-15 | 2015-08-19 | 国家电网公司 | High-voltage switchgear tulip contact plug-pull force detection device and testing method thereof |
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| Publication number | Publication date |
|---|---|
| CN106092417A (en) | 2016-11-09 |
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