CN108711495A - A kind of electrical equipment and its damping compression spring unit - Google Patents
A kind of electrical equipment and its damping compression spring unit Download PDFInfo
- Publication number
- CN108711495A CN108711495A CN201810635614.5A CN201810635614A CN108711495A CN 108711495 A CN108711495 A CN 108711495A CN 201810635614 A CN201810635614 A CN 201810635614A CN 108711495 A CN108711495 A CN 108711495A
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- CN
- China
- Prior art keywords
- electrical equipment
- cushion block
- top pressure
- pressing plate
- coil
- 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
- 230000006835 compression Effects 0.000 title claims abstract description 56
- 238000007906 compression Methods 0.000 title claims abstract description 56
- 238000013016 damping Methods 0.000 title claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000009987 spinning Methods 0.000 claims abstract description 7
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004260 plant-type cell wall biogenesis Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Springs (AREA)
Abstract
The present invention relates to a kind of electrical equipment and its damping compression spring units, electrical equipment includes iron core and the folder set on iron core both ends, electrical equipment further includes the coil for being set in core profile, and cushion block between coil and folder and by cushion block top pressure in the top pressure structure of coil respective end end, top pressure structure include the pressing plate and screw thread spinning positioned opposite with cushion block on folder with towards the nail pressing of cushion block direction top pressure pressing plate, elasticity is pressed with multiple compression springs arranged parallel between the pressing plate and cushion block.When the coil is energized, the vibrations that coil generates can carry out elastic endergonic by compression spring, and the vibrations that coil generates will not be transferred to folder and device, and preventer body occurs to shake and then influence the normal use of electrical equipment.
Description
Technical field
The present invention relates to a kind of electrical equipment and its damping compression spring units.
Background technology
The electrical equipments such as dry-type transformer and reactor in the prior art generally include iron core and are distributed in iron core two
The iron yoke at end is provided with folder in the outside of iron yoke, coil is housed in the outer cover of iron core, it is generally the case that in folder and line
The structure that holds out against of coil can be held out against by being provided between circle, specific as follows：Authorization Notice No. is a reality of CN206301677U
Cushion block on a kind of dry-type transformer is disclosed with new patent, cushion block includes the upper cushion block sheet being arranged on transformer coil on this
Body, meanwhile, Screw assembly has nail pressing on upper clamping piece, and specifically when assembly, upper cushion block body is pressed on transformer coil by nail pressing
On, it can play the role of compressing transformer coil, upper cushion block in the prior art is usually epoxy resin, Neng Gouqi
To the effect for increasing creepage distance.
But from the foregoing, it will be observed that it is the relationship of rigid top press-fit between upper cushion block body and nail pressing, when transformer energization makes
Used time, coil can because the function of current generate strenuous vibration, to drive cushion block and nail pressing and entire device body to shake, nail pressing with
The contact surface of cushion block can generate the active force of all directions because of vibrations, and long-time service can cause being seriously worn for entire cushion block, very
To being broken, fall off, meanwhile, violent vibrations will also result in noise and exceed national standard and power grid standard.Above-mentioned various abnormal feelings
The generation of condition can influence the performance of the electrical equipment of dry-type transformer, reactor and the similar cushion block of other uses, influence
User power utilization quality greatly shortens its service life, Electrical Safety can be threatened when serious, or even safety accident occurs.
Invention content
The purpose of the present invention is to provide a kind of electrical equipments, to solve in the prior art due to rigid between nail pressing and cushion block
Property top pressure cooperation and the technical issues of cause electrical equipment device body to be easy to happen vibrations；A kind of damping compression spring unit is also provided, with
It is solving to cause electrical equipment device body to be easy to happen vibration due to rigid top press-fit between nail pressing and cushion block in the prior art
The technical issues of on the basis of realize quick assembling.
To achieve the above object, the technical solution of electrical equipment of the present invention is：A kind of electrical equipment, including iron core and be set to
The folder at iron core both ends, electrical equipment further include being set in the coil of core profile, and the pad between coil and folder
Block and by cushion block top pressure in the top pressure structure of coil respective end end, top pressure structure include the pressing plate positioned opposite with cushion block and
Screw thread spinning on folder with towards the nail pressing of cushion block direction top pressure pressing plate, elasticity is pressed with more between the pressing plate and cushion block
A compression spring arranged parallel.
The beneficial effects of the invention are as follows：Electrical equipment provided by the invention includes iron core, and iron core is provided at both ends with folder,
The outer cover of iron core is equipped with coil, cushion block is provided between clamping and coil, being additionally provided with can be by cushion block top pressure in coil
On top pressure structure, specifically, top pressure structure includes the pressing plate and screw thread spinning positioned opposite with cushion block on folder
Nail pressing, nail pressing is towards cushion block direction top pressure pressing plate, and elasticity is pressed with multiple compression springs between pressing plate and cushion block.In use, working as
When coil is powered, the vibrations that coil generates can carry out elastic endergonic by compression spring, will not the vibrations that coil generates be transferred to folder
With part and device, preventer body occurs to shake and then influence the normal use of electrical equipment.It is multiple by being arranged in the present invention
Compression spring so that hold out against structure acted on by compression spring cushion block top pressure active force it is more uniform, when the shadow that cushion block is shaken by coil
When ringing compression press spring, keep the power transmission of cushion block more uniform, moreover, the cost and cost of compression spring are relatively low.
Electrical equipment further includes the backing plate being located between the cushion block and compression spring respective end.
Electrical equipment includes the damping being made of the pressing plate, the backing plate and multiple compression springs being assembled together
Compression spring unit.
The end face towards top pressure structure of the cushion block is equipped with the groove being embedded in for the pressing plate and multiple compression springs, institute
Stating groove has for the guiding cell wall with the pressing plate along the compaction direction guiding cooperation of compression spring.
Multiple compression springs are arranged in array way on pressing plate.
It is installed with swivel nut on the folder, the nail pressing includes screw thread spinning in the bar portion in swivel nut, and is used for top pressure
The head of the pressing plate, electrical equipment further include screwing in the back tightening nut in bar portion and between folder and head.
Electrical equipment includes multiple top pressure components being arranged in array corresponding with the single-phase iron core, each top pressure component
It respectively includes the cushion block and holds out against structure.
Electrical equipment of the present invention is with the technical solution of damping compression spring unit：A kind of electrical equipment damping compression spring unit,
Backing plate when including using with the pressing plate of nail pressing top pressure cooperation and with the cooperation of cushion block top pressure, the pressing plate and backing plate relative spacing cloth
It sets and is disposed with multiple compression springs parallel between the two.
The beneficial effects of the invention are as follows：Damping compression spring unit provided by the invention includes pressing plate and backing plate positioned opposite,
It is disposed with multiple compression springs parallel between the two, pressing plate, backing plate and multiple compression springs is formed a whole, needed to pad in nail pressing
When block carries out damping top pressure, damping compression spring unit is positioned between the two, it is convenient and efficient, and also it is fast to realize modularization
Quick-mounting is matched.
Multiple compression springs are arranged in array way between pressing plate and backing plate.
Description of the drawings
Fig. 1 is the schematic diagram of electrical equipment embodiment of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the schematic diagram of top pressure component in Fig. 1；
Fig. 4 is the sectional view of Fig. 3 left views；
Fig. 5 is the vertical view of Fig. 3 removed after nail pressing, swivel nut and back tightening nut；
Fig. 6 is the schematic diagram of electrical equipment damping compression spring unit embodiment of the present invention.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the electrical equipment of the present invention, as shown in Figures 1 to 5, the electrical equipment in the present embodiment is dry
Formula transformer, in other embodiment, electrical equipment can be reactor etc. other with iron core, coil, folder and cushion block
Electrical equipment.
Dry-type transformer includes iron core, and upper yoke and lower yoke are respectively arranged in the both sides of iron core, in the outer of upper yoke
Portion is equipped with upper clamping piece 1, and the outside of lower yoke is equipped with lower clamping piece 3, and dry-type transformer further includes the transformer for being sleeved on core profile
Coil 2, the wherein structure of upper clamping piece 1, lower clamping piece 3 and transformer coil 2 and in the prior art identical, of the invention improvement
Place does not lie in the part, will not be described in further detail.
It is both provided between upper clamping piece 1 and transformer coil 2, between lower clamping piece 3 and transformer coil 2 and becomes for top pressure
The top pressure component 4 of transformer coil 2, wherein corresponding per phase iron core there are four the top pressure components 4 for being in array distribution.1 He of upper clamping piece
3 corresponding 4 structure of top pressure component of lower clamping piece is identical, will be illustrated by taking 1 corresponding top pressure component 4 of upper clamping piece as an example below.
Top pressure component 4 includes the cushion block 41 for being placed on 2 upper end end of transformer coil, is opened on the upper end end face of cushion block 41
Equipped with groove 42, groove 42 is square groove, has been sequentially arranged backing plate 43, multiple compression springs 44 and pressure from the bottom to top in groove 42
Plate 45, wherein can be only the relationship of top pressure assembly up and down between backing plate 43, compression spring 44 and pressing plate 45, or stationary phase
Relationship even, specifically, upper end and the pressing plate 45 of compression spring 44 are welded and fixed, and lower end is welded and fixed with backing plate 43（Certainly, other realities
Apply in example, compression spring and pressing plate, backing plate fixed form can be other modes, for example the respective end of compression spring is secured across pair
The pressing plate and backing plate answered）, as a result, pressing plate 45, backing plate 43 and multiple compression springs 44 between the two constitute damping compression spring
Damping compression spring unit is placed directly on coil when needing to carry out elastic compression to coil, realizes module by unit
The design of change.
It is additionally provided with nail pressing 46 in the top of cushion block 41, in the present embodiment, swivel nut 48 is fixedly installed on upper clamping piece 1,
The bar portion screw thread spinning of nail pressing 46 is in swivel nut 48, and the head top pressure of nail pressing 46 is on pressing plate 45, in the bar portion of nail pressing 46 also
Screw thread is installed with back tightening nut 47, and back tightening nut 47, which can be carried on the back, presses nail 46.
In the present invention, it is oriented to moves along the vertical direction as seen from Figure 3, between pressing plate 45, backing plate 43 and the cell wall of groove
Dynamic assembly prevents pressing plate 45, backing plate 43 from occurring channeling bit during moving up and down and deviation so that the cell wall formation of groove is led
To cell wall.
In the use of the present invention, when the energization of transformer coil 2 shakes, vibrations are transferred to pad by transformer coil 2
Block 41, compression spring 44 can absorb the vibrations of the generation of cushion block 41 so that vibrations can not be transferred to upper clamping piece 1, lower clamping piece 3 and follow-up
Device with, it is servo-actuated and then influence the normal use of transformer to avoid device body.As seen from Figure 5, in the present embodiment, individually
Nail pressing 46 is corresponding with multiple compression springs 44, and multiple compression springs 44 are arranged in array between pressing plate 45 and backing plate 43, enable to pressing plate
45 and backing plate 43 be more uniformly stressed.
In the present embodiment, pressing plate, nail pressing, backing plate and multiple compression springs constitute top pressure structure, can be in other embodiment
Backing plate is cancelled.In the present embodiment, the material of cushion block is isolation material, can increase climbing between folder and transformer coil
Away from the material of pressing plate and backing plate is metal material, can increase the uniform force of stress pressing plate and backing plate.
The specific embodiment of electrical equipment of the present invention damping compression spring unit, as shown in fig. 6, damping compression spring unit includes pressure
Plate 45, backing plate 43 and positioned at multiple compression springs 44 arranged parallel between the two, wherein pressing plate 45, backing plate 43 and compression spring 44
Structure, assembly relation and use state it is consistent in above-described embodiment, content repeats no more.
Claims (9)
1. a kind of electrical equipment, including iron core and the folder set on iron core both ends, electrical equipment further include being set in core profile
Coil, and cushion block between coil and folder and by cushion block top pressure in the top pressure structure of coil respective end end,
It is characterized in that：Top pressure structure include the pressing plate and screw thread spinning positioned opposite with cushion block on folder with towards cushion block direction
The nail pressing of top pressure pressing plate, elasticity is pressed with multiple compression springs arranged parallel between the pressing plate and cushion block.
2. electrical equipment according to claim 1, it is characterised in that：Electrical equipment further includes being located in the cushion block and pressure
Backing plate between spring respective end.
3. electrical equipment according to claim 2, it is characterised in that：Electrical equipment includes the pressure by being assembled together
The damping compression spring unit of plate, the backing plate and multiple compression spring compositions.
4. electrical equipment according to claim 1 or 2 or 3, it is characterised in that：The end towards top pressure structure of the cushion block
Face is equipped with the groove being embedded in for the pressing plate and multiple compression springs, and the groove has for the pressure with the pressing plate along compression spring
Tight direction is oriented to the guiding cell wall of cooperation.
5. electrical equipment according to claim 1 or 2 or 3, it is characterised in that：Multiple compression springs are in array way cloth
It is placed on pressing plate.
6. electrical equipment according to claim 1 or 2 or 3, it is characterised in that：Swivel nut is installed on the folder, it is described
Nail pressing includes screw thread spinning in the bar portion in swivel nut, and for the head of pressing plate described in top pressure, electrical equipment further includes screwing
In the back tightening nut in bar portion and between folder and head.
7. electrical equipment according to claim 1 or 2 or 3, it is characterised in that：Electrical equipment includes and the single-phase iron
The corresponding multiple top pressure components being arranged in array of the heart, each top pressure component respectively include the cushion block and hold out against structure.
8. a kind of electrical equipment damping compression spring unit, it is characterised in that：When including using with nail pressing top pressure cooperation pressing plate and
With the backing plate of cushion block top pressure cooperation, the pressing plate and backing plate relative spacing are arranged and are disposed with multiple compression springs parallel between the two.
9. electrical equipment according to claim 8 damping compression spring unit, it is characterised in that：Multiple compression springs are in battle array
Row mode is arranged between pressing plate and backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810635614.5A CN108711495A (en) | 2018-06-20 | 2018-06-20 | A kind of electrical equipment and its damping compression spring unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810635614.5A CN108711495A (en) | 2018-06-20 | 2018-06-20 | A kind of electrical equipment and its damping compression spring unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108711495A true CN108711495A (en) | 2018-10-26 |
Family
ID=63871968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810635614.5A Pending CN108711495A (en) | 2018-06-20 | 2018-06-20 | A kind of electrical equipment and its damping compression spring unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108711495A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036129Y (en) * | 2007-04-26 | 2008-03-12 | 南京大全变压器有限公司 | Iron core assembly and coil compaction structure of amorphous alloy drying transformer |
| CN201112092Y (en) * | 2007-09-11 | 2008-09-10 | 中电电气集团有限公司 | Non-encapsulated dry-type transformer coil axial direction pressing device |
| CN202275700U (en) * | 2011-10-28 | 2012-06-13 | 江苏雷宇高电压设备有限公司 | Intermediate transformer |
| CN103137292A (en) * | 2011-10-28 | 2013-06-05 | 江苏启源雷宇电气科技有限公司 | Intermediate transformer |
| CN106158284A (en) * | 2016-08-26 | 2016-11-23 | 山东鑫大电气有限公司 | A kind of resin casting coil dry type transformer device structure and assembly method thereof |
| CN106710841A (en) * | 2017-02-21 | 2017-05-24 | 江苏东晔电气设备有限公司 | Noise reduction type amorphous alloy dry type transformer |
| CN206301677U (en) * | 2016-12-12 | 2017-07-04 | 重庆市亚东亚集团变压器有限公司 | Cushion block on dry-type transformer |
| CN206480491U (en) * | 2017-02-21 | 2017-09-08 | 江苏东晔电气设备有限公司 | A kind of noise reducing type amorphous alloy dry-type transformer |
| CN208352105U (en) * | 2018-06-20 | 2019-01-08 | 河南森源电气股份有限公司 | Electrical equipment and its damping pressure spring unit |
-
2018
- 2018-06-20 CN CN201810635614.5A patent/CN108711495A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036129Y (en) * | 2007-04-26 | 2008-03-12 | 南京大全变压器有限公司 | Iron core assembly and coil compaction structure of amorphous alloy drying transformer |
| CN201112092Y (en) * | 2007-09-11 | 2008-09-10 | 中电电气集团有限公司 | Non-encapsulated dry-type transformer coil axial direction pressing device |
| CN202275700U (en) * | 2011-10-28 | 2012-06-13 | 江苏雷宇高电压设备有限公司 | Intermediate transformer |
| CN103137292A (en) * | 2011-10-28 | 2013-06-05 | 江苏启源雷宇电气科技有限公司 | Intermediate transformer |
| CN106158284A (en) * | 2016-08-26 | 2016-11-23 | 山东鑫大电气有限公司 | A kind of resin casting coil dry type transformer device structure and assembly method thereof |
| CN206301677U (en) * | 2016-12-12 | 2017-07-04 | 重庆市亚东亚集团变压器有限公司 | Cushion block on dry-type transformer |
| CN106710841A (en) * | 2017-02-21 | 2017-05-24 | 江苏东晔电气设备有限公司 | Noise reduction type amorphous alloy dry type transformer |
| CN206480491U (en) * | 2017-02-21 | 2017-09-08 | 江苏东晔电气设备有限公司 | A kind of noise reducing type amorphous alloy dry-type transformer |
| CN208352105U (en) * | 2018-06-20 | 2019-01-08 | 河南森源电气股份有限公司 | Electrical equipment and its damping pressure spring unit |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181026 |