CN208384097U - A kind of zero sequence transformer semi-finished product error experiments supporting table - Google Patents
A kind of zero sequence transformer semi-finished product error experiments supporting table Download PDFInfo
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- CN208384097U CN208384097U CN201821045011.1U CN201821045011U CN208384097U CN 208384097 U CN208384097 U CN 208384097U CN 201821045011 U CN201821045011 U CN 201821045011U CN 208384097 U CN208384097 U CN 208384097U
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Abstract
The utility model relates to a kind of zero sequence transformer semi-finished product error experiments supporting tables, supporting table includes pedestal, pedestal is equipped with the support portion for being used to support the excircle of zero sequence transformer, it is additionally provided with and arranges for fastening opposite with support portion zero sequence transformer to be fixed on to the compressing member on support portion, support portion has for being bonded the curved support face being adapted to the periphery of zero sequence transformer, compressing member has for being bonded the arc seal face being adapted to the periphery of zero sequence transformer, curved support face and arc seal face are positioned opposite and surround the lock chamber for being used to support fixed zero sequence transformer, the axis horizontal of lock chamber extends so that zero sequence transformer erects placement, it is relatively simple for structure, and it does not need worker and assists helping, safety is higher, also there is biggish promotion to the accuracy of experimental configuration and conventional efficient simultaneously.
Description
Technical field
The utility model relates to a kind of zero sequence transformer semi-finished product error experiments supporting tables.
Background technique
Mutual inductor appeared in for 19th century earliest, with the development of power industry, the voltage class of mutual inductor and accurate rank
It all improves a lot, this also promotes to develop many extraordinary mutual inductors, and such as voltage and current combined type mutual inductor, electronic circuit compensation is mutual
Sensor, zero sequence transformer etc..For zero sequence transformer, error experiments are always a cumbersome job, because of zero sequence
The core structure of mutual inductor is more special, general to form circular iron core structure using opposite fasten of two semicircular iron cores,
And in semi-finished product error experiments, between two pieces of semicircular iron cores, there is no relatively-stationary structures, in error test zero
Sequence mutual inductor can not be stable placement, need worker to carry out the achievable test of auxiliary square, so not only wasting manpower and material resources, it is also right
Worker brings insecurity.It also will affect the efficiency of error experiments and the accuracy of experiment simultaneously.
Utility model content
It is existing to solve the purpose of this utility model is to provide a kind of zero sequence transformer semi-finished product error experiments supporting table
Zero sequence transformer in technology can not support placement to cause conventional efficient low in experiment, the problem of safety difference.
To achieve the above object, the technical solution of the utility model zero sequence transformer semi-finished product error experiments supporting table is:
Zero sequence transformer semi-finished product error experiments supporting table, including pedestal, pedestal are equipped with and are used to support zero sequence transformer
Excircle support portion, be additionally provided with for fastening opposite with support portion arrange zero sequence transformer to be fixed on support portion
Compressing member, support portion have for being bonded curved support face be adapted to the periphery of zero sequence transformer, compressing member with for
The arc seal face of the periphery fitting adaptation of zero sequence transformer, curved support face and arc seal face are positioned opposite and surround and be used for
The lock chamber of fixed zero sequence transformer is supported, the axis horizontal of lock chamber extends so that zero sequence transformer erects placement.
Further, easy to operate in order to which stable connection is reliable, the compressing member is that one end is hinged on the compression on pedestal
Plate is equipped with the locking mechanism for being locked at zero sequence transformer in lock chamber between the other end and support portion of pressure plate.
Further, it locks for convenience, the projecting end of the pressure plate is equipped with connecting hole, the corresponding end of the support portion
Equipped with locked groove, the locking mechanism includes the check lock lever being installed in connecting hole and locked groove, further include be set on check lock lever with
Adjust the adjusting nut of the relative distance of pressure plate and support portion.
Further, in order to save the locking time, the locked groove is open slot, and the check lock lever is swung following pressure plate
Stroke in it is swingable in open slot.
Further, in order to easy to operate simple time saving, compact heap, the compact heap tool are also arranged on the check lock lever
There is the arcuate guide surface of the direction projection towards pressure plate, arcuate guide surface is set for blocking when check lock lever is rocked at open slot
Increase the pressing force of pressure plate between adjusting nut and support portion.
Further, in order to adapt to large scale zero sequence transformer, overhanging upwards on the pedestal has support arm, the compression
Plate is hinged on support arm, and the support portion and compressing member relative spacing are arranged.
Further, the shaking of zero sequence transformer in order to prevent, the axis left and right directions for defining lock chamber extend, the bottom
It is equipped with positioned at the left and right sides of support portion for the limiting section with positioning zero sequence transformer block cooperation on seat.
Further, in order to realize that the synchronous of more zero sequence transformer is tested, the support portion is there are two more than, along left and right
Direction interval is arranged side by side.
Further, in order to adapt to the experiment of further types of zero sequence transformer, the corresponding fixation of at least one support portion
Chamber diameter is less than the corresponding lock chamber diameter of other support portions.
Further, in order to keep overall structure simply firm, the pedestal is rectangular frame structure, including two crossbeams and
The stringer being connected between crossbeam, the support portion are that both ends ride upon the curved support plate on corresponding crossbeam respectively.
The beneficial effects of the utility model are: compared with the prior art, zero sequence transformer involved in the utility model half
Finished product error experiments supporting table is compressed by the way that support sector and compressing member are arranged on pedestal, and by curved support face and arc
Surface buckle closes the lock chamber to be formed and supports fixation to zero sequence transformer, in this way can be in actual experimentation, directly by zero sequence
Mutual inductor is placed on support portion, and is fixed by compressing member, and stable support is played to zero sequence transformer, prevents zero sequence
Mutual inductor shakes, relatively simple for structure, and does not need worker and assist helping, and safety is higher, while also to experimental configuration
Accuracy and conventional efficient have biggish promotion.
Detailed description of the invention
Fig. 1 is the specific embodiment structural representation of the zero sequence transformer semi-finished product error experiments supporting table of the utility model
Figure；
Fig. 2 is the structural schematic diagram of pedestal in Fig. 1；
Fig. 3 is the structural schematic diagram of support plate in Fig. 1；
Fig. 4 is the main view of Fig. 3；
Fig. 5 is the compact heap in the specific embodiment of the zero sequence transformer semi-finished product error experiments supporting table of the utility model
Structural schematic diagram；
Fig. 6 is the top view of Fig. 5.
Description of symbols: 1- pedestal；11- crossbeam；12- stringer；13- supporting beam；2- support plate；21- open slot；3- pressure
Tight plate；31- connecting hole；4- check lock lever；5- compact heap；51- through-hole；52- arcuate guide surface.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the zero sequence transformer semi-finished product error experiments supporting table of the utility model, such as Fig. 1 to Fig. 6 institute
Show, which includes pedestal 1, support portion and compressing member is provided on pedestal 1, by support portion and compressing member to zero-sequence mutual inductance
Device is supported fixation, then carries out error experiments.
For pedestal 1, in the present embodiment, pedestal 1 is to surround the rectangular frame formed by crossbeam 11 and stringer 12
Structure is the carrier is carrier of other components, and support portion and compressing member are arranged on pedestal 1, certainly, in other embodiments
In, the structure of pedestal 1 is not specifically limited, and those skilled in the art can be arbitrarily devised according to practical situation.
For support portion, support portion is used to support the outer circumference surface of zero sequence transformer, has and is used for and zero-sequence mutual inductance
The curved support face of the periphery fitting adaptation of device, in the present embodiment, the extending direction for defining crossbeam 11 is left and right directions, crossbeam
11 have two, along the longitudinal direction arranged for interval, and support portion is that both ends ride upon the support plate 2 on two crossbeams 11 respectively, support
Plate 2 is arc panel, and the cambered surface of arc panel is downwardly convex to be located between two crossbeams 11, so as to be supported under zero sequence transformer
Side.Stringer 12 is provided in the left and right sides of support plate 2 simultaneously, and the opposite flank of two stringers 12, which constitutes, to be used for and zero sequence
Mutual inductor eye left and right directions distinguishes block cooperation to limit the confined planes of the position of zero sequence transformer.Support plate 2 above-mentioned simultaneously
Front end overhang out forward the front of crossbeam 11, and the front end of support plate 2 is equipped with the open slot 21 that front-rear direction extends.
For compressing member, compressing member and the opposite arrangement that fastens of support plate 2 are to be fixed on support plate 2 for zero sequence transformer
On.Compressing member has for being bonded the arc seal face being adapted to the periphery of zero sequence transformer simultaneously, in the present embodiment, compresses
Part is pressure plate 3, and pressure plate 3 is arc plate structure, and the cambered surface of pressure plate 3 can be realized in this way backwards to the upward projection of support plate 2
Arc seal face is positioned opposite with curved support face and surrounds the lock chamber for being used to support fixed zero sequence transformer, the axis of lock chamber
Line extends in left-right direction so that zero sequence transformer setting placement, can facilitate the progress of error experiments in this way, and support steady
It is fixed.
Meanwhile the supporting beam 13 upwardly extended is further fixed on the crossbeam 11 positioned at rear side on the upper surface of pedestal, on
The rear end for the pressure plate 3 stated is hinged in supporting beam 13, and front end can be around the hinge of left and right directions towards front-suspension, such pressure plate 3
Spindle line is swung up and down, and the setting of supporting beam 13 can be such that relative spacing between pressure plate 3 and support plate 2 arranges, in this way
The fixation lock ring for realizing the zero sequence transformer of larger size can be designed by lesser structure.Pressure plate 3 during the swing
It can be towards support plate 2 and away from the movement of support plate 2.It is relatively fixed between pressure plate 3 and support plate 2 in order to realize.It is pressing
Between the projecting end and support portion of tight plate 3 and equipped with locking mechanism.Pressure plate 3 forms similar clamping hoop type with support plate 2 in this way
Clamping structure.
In the present embodiment, it is equipped in the front end of support plate 2 towards the open slot 21 extended, open slot 21 is U-lag, right
The projecting end in pressure plate 3 answered is provided with the connecting hole 31 of perforation two sides plate face setting.Above-mentioned locking mechanism includes installing
Check lock lever 4 in connecting hole 31, one end backwards to support plate 2 of check lock lever 4 are provided with boss to be limited in connecting hole
In 31, while one end towards support plate 2 of check lock lever 4 is provided with external screw thread, and adjusting spiral shell is threaded on check lock lever 4
It is female.Connecting hole 31 and open slot 21 are installed by check lock lever 4 in the actual use process, and locked by adjusting nut, this
Sample can adjust the relative spacing distance between pressure plate 3 and support plate 2, the further clamping realized to zero sequence transformer
It is fixed.
Certainly, in the present embodiment, lock for convenience, the above-mentioned design of open slot 21 can be in fixed zero sequence transformer
When, first the position according to rough size adjusting adjusting nut on check lock lever 4, then operates check lock lever 4 and swings, make check lock lever
After 4 are rocked in open slot 21, adjusting nut just falls in the lower section of support plate 2, then adjusts the position of adjusting nut, realizes
The two it is relatively fixed.Operation more convenient in this way, and adjusting nut is saved when the position on check lock lever 4 is adjusted
Between, improve conventional efficient.
In the present embodiment simultaneously, in order to further realize the convenient of locking operation, in the present embodiment, above-mentioned lock
Movable sleeve is gone back on tight bar 4 equipped with compact heap 5, compact heap 5 has the through-hole 51 cooperated with check lock lever 4, which has direction
The direction of pressure plate 3 is convexly equipped with arcuate guide surface 52, and arcuate guide surface 52 is fastened on when check lock lever 4 is rocked at open slot 21
Between adjusting nut and support plate 2, to increase the pressing force of pressure plate 3.That is, in the actual operation process, first
Position of the needle adjusting nut on check lock lever 4 is adjusted then to lock so as to adjust position of the compact heap 5 on check lock lever 4
When bar 4 is rocked in open slot 21, above-mentioned compact heap 5 manually squeezes backward at this time just at the lower section front side of support plate 2
Latch segment, latch segment can be squeezed between support plate 2 and adjusting nut under the action of arcuate guide surface 52, squeeze to certain
The preload between pressure plate 3 and fixed plate can be realized behind position.Mode of operation can directly squeeze locking in experiment in this way
Block, support plate 2 can be made and pressure plate 3 is opposite locks by not needing to screw adjusting nut just.It operates simpler.
In the present embodiment, in order to realize multiple zero sequence transformer experiment while, there are three support plates for setting on pedestal
2, three support plates 2 are spaced are arranged side by side in left-right direction, there are three corresponding pressure plate 3 is also provided with, the fixation that surrounds in this way
There are three chambers, can try the error experiments of lower three zero sequence transformer simultaneously.Certainly, in other embodiments, the number of lock chamber
Amount can increase or decrease according to the actual needs.
Meanwhile in the present embodiment, support is able to achieve for various types of zero sequence transformer admittedly in order to realize
It is fixed, the versatility of experimental bench is improved, in the present embodiment, the sentence of size in the front-back direction of above-mentioned each support plate 2 is different
It causes, that is, the diameter of three lock chambers is inconsistent, is adapted to the zero sequence transformer of different type size respectively.Certainly, at it
In his embodiment, the inconsistent lock chamber of size can only there are two, can also be more, design according to the actual situation.
In other embodiments, compressing member can not be hinged on pedestal, and direct both ends be located in support plate when in use
On, it is relatively fixed that both ends are respectively provided with locking mechanism realization.
In other embodiments, curved support face and arc seal face can be in the horizontal direction or with horizontal directions in certain
Angle inclination is positioned opposite.
In other embodiments, the buckle structure of cam-type can be directly used in locking mechanism, pulls during rotation
Pressure plate is mobile towards support plate, operates more convenient.
In other embodiments, locked groove can be set to through-hole structure, and check lock lever directly installs and passes through nut check.
In other embodiments, the rear end of support plate and the rear end of pressure plate can connect together.
Claims (10)
1. zero sequence transformer semi-finished product error experiments supporting table, it is characterised in that: including pedestal, pedestal is equipped with and is used to support zero
The support portion of the excircle of sequence mutual inductor is additionally provided with and arranges for fastening opposite with support portion zero sequence transformer is fixed on branch
Compressing member on support part, support portion have for being bonded the curved support face being adapted to, compressing member tool with the periphery of zero sequence transformer
Have for being bonded the arc seal face being adapted to the periphery of zero sequence transformer, curved support face and arc seal face it is positioned opposite and
The lock chamber for being used to support fixed zero sequence transformer is surrounded, the axis horizontal of lock chamber extends so that zero sequence transformer setting is put
It sets.
2. zero sequence transformer semi-finished product error experiments supporting table according to claim 1, it is characterised in that: the compressing member
It is hinged on the pressure plate on pedestal for one end, is equipped between the other end and support portion of pressure plate for locking zero sequence transformer
Locking mechanism in lock chamber.
3. zero sequence transformer semi-finished product error experiments supporting table according to claim 2, it is characterised in that: the pressure plate
Projecting end be equipped with connecting hole, the corresponding end of the support portion is equipped with locked groove, the locking mechanism include be installed on connecting hole and
Check lock lever in locked groove further includes being set in the adjusting nut that the relative distance of pressure plate and support portion is adjusted on check lock lever.
4. zero sequence transformer semi-finished product error experiments supporting table according to claim 3, it is characterised in that: the locked groove is
Open slot, the check lock lever are swingable in open slot in the stroke for following pressure plate to swing.
5. zero sequence transformer semi-finished product error experiments supporting table according to claim 4, it is characterised in that: the check lock lever
On be also arranged with compact heap, the compact heap has the arcuate guide surface of the direction projection towards pressure plate, and arcuate guide surface is used
In being fastened on the pressing force for increasing pressure plate between adjusting nut and support portion when check lock lever is rocked at open slot.
6. according to the described in any item zero sequence transformer semi-finished product error experiments supporting tables of claim 2 ~ 5, it is characterised in that: institute
It states to overhang upwards on pedestal and has support arm, the pressure plate is hinged on support arm, the support portion and compressing member relative spacing
Arrangement.
7. described in any item zero sequence transformer semi-finished product error experiments supporting tables according to claim 1 ~ 5, it is characterised in that: fixed
The axis left and right directions of adopted lock chamber extends, and the left and right sides that support portion is located on the pedestal is equipped with for mutual with positioning zero sequence
The limiting section of sensor block cooperation.
8. zero sequence transformer semi-finished product error experiments supporting table according to claim 7, it is characterised in that: the support portion
There are two more than, interval is arranged side by side in left-right direction.
9. zero sequence transformer semi-finished product error experiments supporting table according to claim 8, it is characterised in that: at least one branch
The corresponding lock chamber diameter in support part is less than the corresponding lock chamber diameter of other support portions.
10. described in any item zero sequence transformer semi-finished product error experiments supporting tables according to claim 1 ~ 5, it is characterised in that:
The pedestal is rectangular frame structure, and including two crossbeams and the stringer being connected between crossbeam, the support portion is both ends point
The curved support plate on corresponding crossbeam is not ridden upon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821045011.1U CN208384097U (en) | 2018-07-03 | 2018-07-03 | A kind of zero sequence transformer semi-finished product error experiments supporting table |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821045011.1U CN208384097U (en) | 2018-07-03 | 2018-07-03 | A kind of zero sequence transformer semi-finished product error experiments supporting table |
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| CN208384097U true CN208384097U (en) | 2019-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761374A (en) * | 2018-07-03 | 2018-11-06 | 河南森源电气股份有限公司 | Zero sequence transformer semi-finished product error experiments supporting table |
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2018
- 2018-07-03 CN CN201821045011.1U patent/CN208384097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761374A (en) * | 2018-07-03 | 2018-11-06 | 河南森源电气股份有限公司 | Zero sequence transformer semi-finished product error experiments supporting table |
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