CN208094202U - A kind of three-phase load unbalance self-checking device - Google Patents
A kind of three-phase load unbalance self-checking device Download PDFInfo
- Publication number
- CN208094202U CN208094202U CN201820675264.0U CN201820675264U CN208094202U CN 208094202 U CN208094202 U CN 208094202U CN 201820675264 U CN201820675264 U CN 201820675264U CN 208094202 U CN208094202 U CN 208094202U
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- China
- Prior art keywords
- cabinet
- bolted
- alarm
- adjustable spring
- sliding slot
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 9
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005728 strengthening Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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Abstract
The utility model discloses a kind of three-phase load unbalance self-checking devices,Including cabinet,Cabinet door,Sliding block,First adjustable spring,Sliding slot,Idler wheel,Universal wheel,Strengthen plate,Motion bar,Second adjustable spring,Fixing axle,Square staff,Radiator and electric leakage alarm device,The corner of the cabinet has been bolted square staff,The bottom of the cabinet corresponds to and is equipped with universal wheel,The side of the cabinet is connected with cabinet door by articulate,The both sides of the cabinet have been bolted reinforcing plate,Sliding slot is offered at the side center for strengthening plate,The inside of the sliding slot corresponds to and is equipped with sliding block,And it is connected with the second adjustable spring between two sliding blocks,And it is respectively connected with the first adjustable spring between the non-conterminous side and the both sides inner wall of sliding slot of two sliding blocks,The self-checking device,Has the function of leakage-current alarm,The feature that thermal diffusivity is strong and anti-collision effect is good.
Description
Technical field
The utility model is related to equipment for power transmission and distribution technical field, specially a kind of three-phase load unbalance automatic adjustment dress
It sets.
Background technology
In recent years, due to city and countryside power grid modification and reinforcement management of power supply and power utilization so that the economic and social benefit of power supply enterprise has
Apparent raising.But still have some units while strengthening management and wastage reducing and energy saving, it has only seen many and has come to the surface phenomenon,
And in relation to lacking enough attention in terms of technological improvement.
The three-phase equilibrium of low voltage electric network is exactly to perplex one of main problem of power supply unit always, low voltage electric network be mostly by
High-voltage electricity is three-phase productive power and single-phase load mixing electricity consumption with three-phase four-wire system to customer power supply after transformer pressure-reducing
Supply network.In the single-phase user of attaching, single-phase load should be balancedly tapped in three interfaces by power supply department.But
In real work and operation, the imbalance of threephase load can be caused often.Therefore, the automatic adjustment dress of three-phase load unbalance
It sets, assumes responsibility for important pivotal role.
But in existing three-phase load unbalance self-checking device, do not have the function of leakage-current alarm, and exist and dissipate
Hot weak and poor anti-collision effect problem.Often the service life of element can be easily led to because the operating temperature of internal element is excessively high
It reduces and damages, and its degree of stability and internal element can be caused to loosen due to by hard hit often, and then influence
Normal use.Therefore, design it is a kind of with warning function of electric leakage, thermal diffusivity is strong and anti-collision effect is good three-phase load unbalance from
Dynamic regulating device is necessary.
Utility model content
The purpose of this utility model is to provide a kind of three-phase load unbalance self-checking devices, to solve above-mentioned background
The problem of being proposed in technology.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions：A kind of three-phase load unbalance from
Dynamic regulating device, including cabinet, cabinet door, sliding block, the first adjustable spring, sliding slot, idler wheel, universal wheel, strengthen plate, motion bar, the
The corner of two adjustable springs, fixing axle, square staff, radiator and electric leakage alarm device, the cabinet is solid by bolt
Surely there is square staff, the bottom of the cabinet, which corresponds to, is equipped with universal wheel, and the side of the cabinet is connected with cabinet by articulate
The both sides of door, the cabinet have been bolted reinforcing plate, and sliding slot is offered at the side center for strengthening plate, described
The inside of sliding slot corresponds to and is equipped with sliding block, and the second adjustable spring is connected between two sliding blocks, and two sliding blocks is non-conterminous
The first adjustable spring is respectively connected between side and the both sides inner wall of sliding slot, the side of the sliding block is connected with by articulate
Motion bar, and fixing axle is connected with by articulate between two motion bars, the outside of the fixing axle is evenly distributed with rolling
It takes turns, electric leakage alarm device has been bolted at the bottom interior wall center of the cabinet, the both sides inner wall of the cabinet is logical
It crosses buckle and is connected with radiator, the radiator is by heating column, semiconductor chilling plate, heat dissipating housing, cooling fan and suction
Backing forms, and the both sides of the heat dissipating housing are embedded to be equipped with cooling fan, and the side of the heat dissipating housing is inhaled by being adhesively fixed with
The side of backing, the heat absorbing sheet is evenly distributed with heating column, and the side of the heating column is by being adhesively fixed with semiconductor system
Cold, the electric leakage alarm device is made of armature, alarm switch, alarm, electromagnetic coil and ventilating cover, the ventilating cover
Alarm is bolted at top inner wall center, the side of the ventilating cover has been bolted alarm switch respectively
And electromagnetic coil, the side of the alarm switch have been bolted armature, the alarm switch is electrically connected alarm.
Further, the square staff is a kind of component of rubber material.
Further, the side of the cabinet door has been bolted handle, and the outside of handle offers anti-skid chequer.
Further, the idler wheel is flexibly connected with fixing axle by bearing.
Further, the cabinet is flexibly connected with universal wheel by bearing.
Compared with prior art, the advantageous effect that the utility model is reached is：
1：The self-checking device can lead to electromagnetic coil electrification simultaneously when leaky occurs for the self-checking device
It is sucked with magnetism, and then by the armature of alarm switch side, and in the process, armature drives alarm switch immediately by closing
Become open state, and then connect alarm and send out alarm, convenient for reminding related personnel to have leaky herein in time, needs
It is handled at once；
2：When the operating temperature of the self-checking device internal element is excessively high, semiconductor chilling plate work is first passed through, and
Carrying out radiating treatment, in the heat transfer to semiconductor chilling plate for heat absorbing sheet is absorbed by heating column convenient for reducing internal member in time
The operating temperature of part, is worked by cooling fan later so that inner air and outer air circulation greatly improves heat-sinking capability, helps
In the heat dissipation effect for improving the self-checking device；
3：When the self-checking device is by hard hit, the idler wheel in fixing axle can be caused to rotate, and then will
The direction transfer dispersion of impact force can make motion bar that two sliding blocks be driven to move toward one another and in the process, and then lead to the
One adjustable spring is stretched and the second adjustable spring is compressed, and by the common reply of the first adjustable spring and the second adjustable spring
Force effect, a part of impact force which is subject to are offset, and degree of stability is greatly improved, in order to avoid the automatic tune
Regulating device internal element loosens, and helps to improve the anti-collision effect of the self-checking device.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cabinet internal structure schematic diagram of the utility model；
Fig. 3 is the construction for heat radiating device schematic diagram of the utility model；
Fig. 4 is the electric leakage alarm device structural schematic diagram of the utility model；
In figure：1, cabinet；2, cabinet door；3, sliding block；4, the first adjustable spring；5, sliding slot；6, idler wheel；7, universal wheel；8, strong
Change plate；9, motion bar；10, the second adjustable spring；11, fixing axle；12, square staff；13, radiator；14, leakage-current alarm fills
It sets；15, heating column；16, semiconductor chilling plate；17, heat dissipating housing；18, cooling fan；19, heat absorbing sheet；20, armature；21, alarm is opened
It closes；22, alarm；23, electromagnetic coil；24, ventilating cover.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of three-phase load unbalance automatic adjustment dress
It sets, including cabinet 1, cabinet door 2, sliding block 3, the first adjustable spring 4, sliding slot 5, idler wheel 6, universal wheel 7, strengthens plate 8, motion bar 9, the
Two adjustable springs 10, fixing axle 11, square staff 12, radiator 13 and electric leakage alarm device 14, the corner of cabinet 1 pass through
Bolt is fixed with square staff 12, and the bottom of cabinet 1, which corresponds to, is equipped with universal wheel 7, and the side of cabinet 1 is connected with by articulate
Cabinet door 2, the both sides of cabinet 1, which have been bolted, strengthens plate 8, strengthens and offers sliding slot 5, sliding slot 5 at the side center of plate 8
Inside correspond to sliding block 3 be installed, and the second adjustable spring 10 is connected between two sliding blocks 3, and two sliding blocks 3 is non-conterminous
The first adjustable spring 4 is respectively connected between side and the both sides inner wall of sliding slot 5, the side of sliding block 3 is connected with by articulate
Motion bar 9, and fixing axle 11 is connected with by articulate between two motion bars 9, the outside of fixing axle 11 is evenly distributed with
Idler wheel 6 has been bolted electric leakage alarm device 14 at the bottom interior wall center of cabinet 1, and the both sides inner wall of cabinet 1 passes through
Buckle is connected with radiator 13, and radiator 13 is by heating column 15, semiconductor chilling plate 16, heat dissipating housing 17, cooling fan
18 and heat absorbing sheet 19 form, the both sides of heat dissipating housing 17 are embedded to be equipped with cooling fan 18, and the side of heat dissipating housing 17 is solid by being bonded
There are heat absorbing sheet 19, the side of heat absorbing sheet 19 to be evenly distributed with heating column 15, the side of heating column 15 is by being adhesively fixed with half surely
Conductor cooling piece 16, electric leakage alarm device 14 is by armature 20, alarm switch 21, alarm 22, electromagnetic coil 23 and ventilating cover 24
It forms, has been bolted alarm 22 at the top inner wall center of ventilating cover 24, the side of ventilating cover 24 passes through spiral shell respectively
Bolt is fixed with alarm switch 21 and electromagnetic coil 23, and the side of alarm switch 21 has been bolted armature 20, alarm switch
21 are electrically connected alarm 22.
Further, square staff 12 is a kind of component of rubber material, convenient for improving the service life of square staff 12.
Further, the side of cabinet door 2 has been bolted handle, and the outside of handle offers anti-skid chequer, is convenient for
The opening and closing of cabinet door 2.
Further, idler wheel 6 is flexibly connected with fixing axle 11 by bearing, is convenient for the rotation of idler wheel 6.
Further, cabinet 1 is flexibly connected with universal wheel 7 by bearing, is convenient for the activity of universal wheel 7.
Operation principle：When leaky occurs for the self-checking device, electromagnetic coil 23 can be caused to charge and there is magnetic
Property, and then the armature 20 of 21 side of alarm switch is sucked, and in the process, armature 20 drives alarm switch 21 immediately by closing
Closing becomes open state, and then connects alarm 22 and send out alarm, has leaky hair convenient for reminding related personnel in time herein
It is raw, it need to be handled at once；When the operating temperature of the self-checking device internal element is excessively high, semiconductor chilling plate is first passed through
16 work, and in the heat transfer to semiconductor chilling plate 16 for heat absorbing sheet 19 being absorbed by heating column 15 carry out radiating treatment, just
In the operating temperature for reducing internal element in time, worked later by cooling fan 18 so that inner air and outer air circulation carries significantly
Heat-sinking capability has been risen, the heat dissipation effect of the self-checking device is helped to improve；When the self-checking device is by hard hit
When, the idler wheel 6 in fixing axle 11 can be caused to rotate, and then the direction of impact force is shifted and is disperseed, and in the process, meeting
So that motion bar 9 drives two sliding blocks 3 to move toward one another, and then the first adjustable spring 4 is caused to be stretched and the second adjustable spring 10
Compressed, and by the common reply force effect of the first adjustable spring 4 and the second adjustable spring 10, by the self-checking device by
A part of impact force offset, greatly improve degree of stability, in order to avoid the self-checking device internal element loosens, help
In the anti-collision effect for improving the self-checking device.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of three-phase load unbalance self-checking device, including cabinet (1), cabinet door (2), sliding block (3), the first adjustable spring
(4), sliding slot (5), idler wheel (6), universal wheel (7), reinforcing plate (8), motion bar (9), the second adjustable spring (10), fixing axle
(11), square staff (12), radiator (13) and electric leakage alarm device (14), it is characterised in that：The corner of the cabinet (1)
It is bolted square staff (12), the bottom of the cabinet (1), which corresponds to, is equipped with universal wheel (7), the cabinet (1)
Side is connected with cabinet door (2) by articulate, and the both sides of the cabinet (1) have been bolted reinforcing plate (8), described
Strengthen and offer sliding slot (5) at the side center of plate (8), the inside of the sliding slot (5), which corresponds to, is equipped with sliding block (3), and two
The second adjustable spring (10) is connected between sliding block (3), and in the non-conterminous side of two sliding blocks (3) and the both sides of sliding slot (5)
The first adjustable spring (4) is respectively connected between wall, the side of the sliding block (3) is connected with motion bar (9) by articulate, and
Fixing axle (11) is connected with by articulate between two motion bars (9), the outside of the fixing axle (11) is evenly distributed with
Idler wheel (6) has been bolted electric leakage alarm device (14), the cabinet (1) at the bottom interior wall center of the cabinet (1)
Both sides inner wall radiator (13) is connected with by buckle, the radiator (13) is by heating column (15), partly lead
Body cooling piece (16), heat dissipating housing (17), cooling fan (18) and heat absorbing sheet (19) composition, the both sides of the heat dissipating housing (17) are embedded
Cooling fan (18) is installed, the side of the heat dissipating housing (17) is by being adhesively fixed with heat absorbing sheet (19), the heat absorbing sheet (19)
Side be evenly distributed with heating column (15), the side of the heating column (15) is by being adhesively fixed with semiconductor chilling plate
(16), the electric leakage alarm device (14) by armature (20), alarm switch (21), alarm (22), electromagnetic coil (23) and thoroughly
Gas hood (24) forms, and alarm (22) has been bolted at the top inner wall center of the ventilating cover (24), described ventilative
The side of cover (24) has been bolted alarm switch (21) and electromagnetic coil (23) respectively, and the one of the alarm switch (21)
Side has been bolted armature (20), and the alarm switch (21) is electrically connected alarm (22).
2. a kind of three-phase load unbalance self-checking device according to claim 1, it is characterised in that：The square staff
(12) it is a kind of component of rubber material.
3. a kind of three-phase load unbalance self-checking device according to claim 1, it is characterised in that：The cabinet door
(2) side has been bolted handle, and the outside of handle offers anti-skid chequer.
4. a kind of three-phase load unbalance self-checking device according to claim 1, it is characterised in that：The idler wheel
(6) it is flexibly connected by bearing with fixing axle (11).
5. a kind of three-phase load unbalance self-checking device according to claim 1, it is characterised in that：The cabinet
(1) it is flexibly connected by bearing with universal wheel (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820675264.0U CN208094202U (en) | 2018-05-08 | 2018-05-08 | A kind of three-phase load unbalance self-checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820675264.0U CN208094202U (en) | 2018-05-08 | 2018-05-08 | A kind of three-phase load unbalance self-checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208094202U true CN208094202U (en) | 2018-11-13 |
Family
ID=64053032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820675264.0U Expired - Fee Related CN208094202U (en) | 2018-05-08 | 2018-05-08 | A kind of three-phase load unbalance self-checking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208094202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888634A (en) * | 2019-02-26 | 2019-06-14 | 乐清市宸颐企业信息咨询有限公司 | It is fused into lantern ring net cage one or two times |
-
2018
- 2018-05-08 CN CN201820675264.0U patent/CN208094202U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888634A (en) * | 2019-02-26 | 2019-06-14 | 乐清市宸颐企业信息咨询有限公司 | It is fused into lantern ring net cage one or two times |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |