CN206818840U - The full-automatic parallel arc generating means that can be used continuously - Google Patents
The full-automatic parallel arc generating means that can be used continuously Download PDFInfo
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- CN206818840U CN206818840U CN201720429407.5U CN201720429407U CN206818840U CN 206818840 U CN206818840 U CN 206818840U CN 201720429407 U CN201720429407 U CN 201720429407U CN 206818840 U CN206818840 U CN 206818840U
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- Prior art keywords
- bottom plate
- conductive
- lever arm
- axis
- parallel arc
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Abstract
The utility model provides a kind of full-automatic parallel arc generating means being used continuously, including being arranged in the upper of table top bottom plate, under Dao Qie mechanisms and transfer mechanism, plane where table top bottom plate is set to X/Y plane, it is characterized in that, Dao Qie mechanisms include Z axis drive mechanism, non-conductive bottom plate and non-conductive lever arm, one end of non-conductive lever arm is connected with Z axis drive mechanism, the other end is provided with steel blade, the middle part of non-conductive lever arm is hinged with rolling bearing units, rolling bearing units are fixed on table top bottom plate, pin joint of the non-conductive lever arm between non-conductive lever arm and rolling bearing units is driven to rotate by Z axis drive mechanism, subject cable is fixed on non-conductive bottom plate by active grab；The oblique translation of non-conductive bottom plate is driven by transfer mechanism.The utility model can continuously generate parallel arc, and not need manual intervention；Damage of the electric arc effect to consumptive material in view of detection process, farthest improve the utilization rate of consumptive material.
Description
Technical field
The utility model is related to a kind of generating means of parallel arc, more particularly to it is a kind of be used continuously it is full-automatic simultaneously
Join arc generating device, for electric arc fault protection electrical equipment, i.e. AFDD (arc fault detection device) parallel connection
In arc fault Characteristics Detection.
Background technology
Electric arc fault protection electrical equipment is a kind of circuit breaker for meeting GB 10963.1, or one kind meets GB
16916.1st, GB 16917.1, GB 22794 residual current operated protective device product.In domestic circuit environment, if as some
Extraneous abnormal factorses and there is lasting arcing so that terminating circuit is influenceed by arc fault current, can cause danger of catching fire
Danger.And at this moment, electric arc fault protection electrical equipment can be expected to reduce the fire hazard of holding electrical device terminating circuit.
Parallel arc fault detects and protection, is one of prerequisite characteristic of electric arc fault protection electrical equipment.And the characteristic
Detection, it is necessary to detecting system can stablize provide needed for parallel arc, the utility model, which is then related to one kind, to be used continuously
Full-automatic parallel arc generating means.
According to IEC IEC 62606：2013, the design of parallel arc generating means should refer to accompanying drawing
1, i.e., the thick steel blades of 3mm are fixed on non-conductive lever arm, non-conductive lever arm passes through be hinged and non-conductive base phase
Even, manually non-conductive lever arm is pressed so that steel blade is tangentially tested cable at a certain angle, causes short circuit to trigger
Parallel arc.
The technical scheme of current existing parallel arc generating means is as shown in figure 1, its principle is：Package unit is assemblied in
Two up and down of desktop 17；For bottom, stepper motor 21 is power, and 15 turns of trapezoidal screw is driven by shaft coupling 22
It is dynamic, so as to drive the rotation of driving lever 16.For top, driving lever 16 is pin connection with pedestal 18, and the rotation of driving lever 16 drives
Slide unit 19 moves along a straight line, so that the steel blade 12 for being fixed on slide unit 19 is tangentially placed on the subject cable 7 of cable deck 20,
Short circuit is caused to trigger parallel arc.
Existing apparatus can realize the generation of parallel arc, but following several shortcomings also be present：
1) parallel arc can not continuously be produced：After steel blade is tangentially tested cable generation parallel arc, due to electricity
Arc effect, can cause the damage of steel blade cutting edge, and the point of contact for being tested cable also has damage, if need to now continue to detect
Flow, then manual intervention is needed, change steel blade and subject cable.
2) subject cable is not fixed reliably：Cable is tested in this device to be disposed on cable deck, and
The function of clamping fixation is not provided with, cable is tested in test process may move so that electric arc fails.
3) waste of material：Comprehensively and effectively, it is necessary to change steel blade often, certain economy can not be caused by spent material
Loss.
The content of the invention
The purpose of this utility model is to provide a kind of parallel arc generating means that can continuously produce parallel arc.
In order to achieve the above object, the technical solution of the utility model there is provided it is a kind of be used continuously it is full-automatic simultaneously
Join arc generating device, including be arranged in the upper and lower Dao Qie mechanisms and transfer mechanism of table top bottom plate, will be flat where table top bottom plate
Face is set to X/Y plane, it is characterised in that Dao Qie mechanisms include Z axis drive mechanism, non-conductive bottom plate and non-conductive lever arm, non-to lead
One end of electric lever arm is connected with Z axis drive mechanism, and the other end is provided with steel blade, and the middle part of non-conductive lever arm is with usheing to seat
Bearing hinge connection, rolling bearing units are fixed on table top bottom plate, and non-conductive lever arm is driven around non-conductive lever arm by Z axis drive mechanism
Pin joint between rolling bearing units is rotated, and subject cable is fixed on non-conductive bottom plate by active grab, non-conductive lever
After arm rotates, drive steel blade to be tangentially tested cable, cause short circuit to trigger parallel arc；
The oblique translation of non-conductive bottom plate is driven by transfer mechanism.
Preferably, the Z axis drive mechanism includes Z axis servomotor, Z axis servomotor driving electric cylinders module, electric cylinders mould
Group drives floating hinge joint, and one end of the non-conductive lever arm is connected with floating hinge joint.
Preferably, the transfer mechanism include 30 ° oblique with Y-axis installation X-axis servomotors and with the non-conductive bottom
The spacing detection lug of sensing of plate synchronization action, X-axis servomotor drive the non-conductive bottom plate and the spacing detection lug of sensing synchronous
Oblique translation, right-hand member photoelectric limit switch and left end are respectively equipped with two extreme positions for sensing spacing detection lug translation
Photoelectric limit switch.
Preferably, the subject cable is fixed on the non-conductive bottom plate by two sets of active grabs, the steel
Subject cable of the insert tangential processed between two sets of active grabs.
The utility model has the following advantages that：Parallel arc can be continuously generated, and does not need manual intervention；Ensure that by
Examination cable is reliably fixed, so as to ensure that successful stability occurs for parallel arc；The electric arc effect in view of detection process
Damage to consumptive material, farthest improve the utilization rate of consumptive material.
Brief description of the drawings
Fig. 1 is prior art parallel arc fault generating means front view；
Fig. 2 is the full-automatic parallel arc generating means equal axes axonometric drawing provided by the utility model being used continuously；
Fig. 3 is the full-automatic parallel arc generating means side view provided by the utility model being used continuously.
Embodiment
To become apparent the utility model, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
With reference to Fig. 2 and Fig. 3, a kind of full-automatic parallel arc generating means cloth being used continuously provided by the utility model
The position up and down of table top bottom plate 5 is placed in, top is mainly Dao Qie mechanisms, and bottom is transfer mechanism.
Dao Qie mechanisms are fixed on non-conductive bottom plate 6 by active grab 14 by cable 7 is tested.Z axis servomotor 8 drives
Electric cylinders module 9 drives floating hinge joint 10 to move, so that non-conductive lever arm 11 rotates around rolling bearing units 13, drives steel
Blade 12 is tangentially tested cable 7, causes short circuit to trigger parallel arc.The cutting edge of steel blade 12 is caused to damage in electric arc effect
Or after the point of contact damage of subject cable 7, Z axis servomotor 8 inverts, and drives remaining part, finally makes steel blade 12 remote
It is tested cable.
Now, the X-axis servomotor 3 of 30 ° of installations oblique with Y-axis in the bottom of table top bottom plate 5, i.e. transfer mechanism is transported
Turn, drive non-conductive 6 oblique translation of bottom plate, stop in place, Z axis servomotor 8 operates again, drives its remaining part
Part, steel blade 12 is tangentially tested cable 7, again result in short circuit so as to trigger parallel arc.
Right-hand member photoelectric limit switch 1 and left end photoelectric limit switch 2 are watched by sensing spacing detection lug 4 to limit X-axis
The stroke range of motor 3 is taken, ensures the safety of mechanism kinematic.
The utility model can continuously generate parallel arc, and not need manual intervention.Implementation is：In electric arc effect
After causing the cutting edge of steel blade 12 to damage or be tested the point of contact damage of cable 7, Z axis servomotor 8 inverts, and drives its remaining part
Part, finally make steel blade 12 away from subject cable.Now, the X-axis servomotor 3 of 30 ° of installations oblique with Y-axis operates, and drives
Non-conductive 6 oblique translation of bottom plate, stops in place, and Z axis servomotor 8 operates again, drives remaining part, finally makes
Steel blade 12 is tangentially tested cable 7, again results in short circuit so as to trigger parallel arc.
The utility model ensure that subject cable is reliably fixed, so as to ensure that successful stability occurs for parallel arc.
Embodiment is：It is fixed on using two sets of active grabs 14 by cable 7 is tested on non-conductive bottom plate 6.
The utility model damage of electric arc effect to consumptive material in view of detection process, farthest improves consumptive material
Utilization rate.Its implementation is：The X-axis servomotor 3 of 30 ° of installations oblique with Y-axis operates, and drives non-conductive bottom plate 6 oblique
Translation so that steel blade 12 is tangent in the position different compared with when testing before from subject cable 7 when testing again, causes short
Road is so as to triggering parallel arc.So it is being used repeatedly until that the whole cutting edge of steel blade gathers spot failure, or is being tested cable
After suitable point of contact can not being provided again, just need to change steel blade and be tested cable.
Claims (4)
1. a kind of full-automatic parallel arc generating means being used continuously, including it is arranged in the upper and lower knife of table top bottom plate (5)
Mechanism and transfer mechanism are cut, plane where table top bottom plate (5) is set to X/Y plane, it is characterised in that Dao Qie mechanisms drive including Z axis
Motivation structure, non-conductive bottom plate (6) and non-conductive lever arm (11), one end and the Z axis drive mechanism phase of non-conductive lever arm (11)
Even, the other end is provided with steel blade (12), and the middle part of non-conductive lever arm (11) and rolling bearing units (13) are be hinged, rolling bearing units
(13) be fixed on table top bottom plate (5), by Z axis drive mechanism drive non-conductive lever arm (11) around non-conductive lever arm (11) with
Pin joint between rolling bearing units (13) rotates, and subject cable (7) is fixed on non-conductive bottom plate (6) by active grab (14)
On, after non-conductive lever arm (11) rotates, drive steel blade (12) to be tangentially tested cable (7), cause short circuit to trigger simultaneously
Join electric arc；
Non-conductive bottom plate (6) oblique translation is driven by transfer mechanism.
2. a kind of full-automatic parallel arc generating means being used continuously as claimed in claim 1, it is characterised in that described
Z axis drive mechanism includes Z axis servomotor (8), Z axis servomotor (8) driving electric cylinders module (9), and electric cylinders module (9) drives floating
Dynamic articulated joint (10), one end of the non-conductive lever arm (11) is connected with floating hinge joint (10).
3. a kind of full-automatic parallel arc generating means being used continuously as claimed in claim 1, it is characterised in that described
Transfer mechanism includes 30 ° oblique with the Y-axis X-axis servomotors (3) installed and the sense with non-conductive bottom plate (6) synchronization action
Spacing detection lug (4) is answered, X-axis servomotor (3) drives the non-conductive bottom plate (6) and the spacing detection lug (4) of sensing synchronous tiltedly
To translation, two extreme positions for sensing spacing detection lug (4) translation be respectively equipped with right-hand member photoelectric limit switch (1) and
Left end photoelectric limit switch (2).
4. a kind of full-automatic parallel arc generating means being used continuously as claimed in claim 1, it is characterised in that by two
Cover the active grab (14) the subject cable (7) is fixed on the non-conductive bottom plate (6), the steel blade (12)
The tangential subject cable (7) between two sets of active grabs (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720429407.5U CN206818840U (en) | 2017-04-21 | 2017-04-21 | The full-automatic parallel arc generating means that can be used continuously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720429407.5U CN206818840U (en) | 2017-04-21 | 2017-04-21 | The full-automatic parallel arc generating means that can be used continuously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206818840U true CN206818840U (en) | 2017-12-29 |
Family
ID=60753959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720429407.5U Withdrawn - After Issue CN206818840U (en) | 2017-04-21 | 2017-04-21 | The full-automatic parallel arc generating means that can be used continuously |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206818840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932718A (en) * | 2017-04-21 | 2017-07-07 | 上海电器科学研究所（集团）有限公司 | A kind of full-automatic parallel arc generating means that can continuously use |
-
2017
- 2017-04-21 CN CN201720429407.5U patent/CN206818840U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932718A (en) * | 2017-04-21 | 2017-07-07 | 上海电器科学研究所（集团）有限公司 | A kind of full-automatic parallel arc generating means that can continuously use |
| CN106932718B (en) * | 2017-04-21 | 2023-09-08 | 上海电器科学研究所（集团）有限公司 | Full-automatic parallel arc generating device capable of being continuously used |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171229 Effective date of abandoning: 20230908 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171229 Effective date of abandoning: 20230908 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |