CN208352105U - Electrical equipment and its damping pressure spring unit - Google Patents
Electrical equipment and its damping pressure spring unit Download PDFInfo
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- CN208352105U CN208352105U CN201820951866.4U CN201820951866U CN208352105U CN 208352105 U CN208352105 U CN 208352105U CN 201820951866 U CN201820951866 U CN 201820951866U CN 208352105 U CN208352105 U CN 208352105U
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- electrical equipment
- cushion block
- pressing plate
- pressing
- coil
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Abstract
The utility model relates to a kind of electrical equipment and its damping pressure 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 cushion block is pressed in the press structure of coil respective end end, press structure includes the pressing plate and screw thread spinning positioned opposite with cushion block in the nail pressing for pressing pressing plate on folder towards cushion block direction, and elasticity is pressed with multiple pressure springs arranged parallel between the pressing plate and cushion block.When the coil is energized, the vibration that coil generates can carry out elastic endergonic by pressure spring, and the vibration that coil generates will not be transferred on folder and body, prevent body from occurring to shake and then influence the normal use of electrical equipment.
Description
Technical field
The utility model relates to a kind of electrical equipment and its damping pressure spring units.
Background technique
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 top tight structure that can hold out against coil is 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.
It but from the foregoing, it will be observed that is the relationship of rigid top press-fit between upper cushion block body and nail pressing, when transformer energization makes
Used time, coil can generate strenuous vibration because of the function of current, so that cushion block and nail pressing and entire body be driven to shake, nail pressing with
The contact surface of cushion block can generate the active force of all directions because of vibration, and long-time service will cause being seriously worn for entire cushion block, very
To being broken, fall off, meanwhile, violent vibration will also result in noise beyond national standard and power grid standard.Above-mentioned various abnormal feelings
The generation of condition will affect the service 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.
Utility model content
The purpose of this utility model is to provide a kind of electrical equipment, with solve in the prior art due to nail pressing and cushion block it
Between rigid top press-fit and the technical issues of cause electrical equipment body to be easy to happen vibration；A kind of damping pressure spring list is also provided
Member, to solve to cause electrical equipment body to be easy to happen due to rigid top press-fit between nail pressing and cushion block in the prior art
Quick assembling is realized on the basis of the technical issues of vibration.
To achieve the above object, the technical solution of the utility model electrical equipment is: a kind of electrical equipment, including iron core and
Folder set on iron core both ends, electrical equipment further include the coil for being set in core profile, and are set between coil and folder
Cushion block and by cushion block press in the press structure of coil respective end end, pressing structure includes the pressing plate positioned opposite with cushion block
And screw thread spinning is in the nail pressing for pressing pressing plate on folder towards cushion block direction, elasticity press fitting between the pressing plate and cushion block
There are multiple pressure springs arranged parallel.
The beneficial effects of the utility model are: electrical equipment provided by the utility model includes iron core, the both ends of iron core are set
It is equipped 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
The press structure being pressed on coil, specifically, press structure include the pressing plate and screw thread spinning positioned opposite with cushion block in
Nail pressing on folder, nail pressing press pressing plate towards cushion block direction, and elasticity is pressed with multiple pressure springs between pressing plate and cushion block.Make
Used time, when the coil is energized, the vibration that coil generates can carry out elastic endergonic by pressure spring, and the vibration that will not generate coil passes
It is handed on folder and body, prevents body from occurring to shake and then influence the normal use of electrical equipment.In the utility model, lead to
It crosses and multiple pressure springs is set, so that top tight structure is more uniform by the press active force that pressure spring acts on cushion block, when cushion block is by line
When enclosing the influence compression press spring of vibration, keep the power transmission of cushion block more uniform, moreover, the cost and cost of pressure spring are relatively low.
Electrical equipment further includes the backing plate being located between the cushion block and pressure spring respective end.
Electrical equipment includes the damping being made of the pressing plate, the backing plate and multiple pressure springs being assembled together
Pressure spring unit.
The end face of the direction press structure of the cushion block is equipped with the groove being embedded in for the pressing plate and multiple pressure springs, institute
Stating groove has for the guiding cell wall with the pressing plate along the compaction direction guiding cooperation of pressure spring.
Multiple pressure springs are arranged on pressing plate in array manner.
Swivel nut is installed on the folder, the nail pressing includes screw thread spinning in the bar portion in swivel nut, and for pressing
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 press components being arranged in array corresponding with the single-phase iron core, respectively presses component
Respectively include the cushion block and top tight structure.
The utility model electrical equipment is with the technical solution of damping pressure spring unit: a kind of electrical equipment damping pressure spring list
Member, backing plate when including using with the pressing plate of nail pressing press cooperation and with cushion block press cooperation, between the pressing plate and backing plate are opposite
It is disposed with every arrangement and parallel multiple pressure springs between the two.
The beneficial effects of the utility model are: damping pressure spring unit provided by the utility model includes pressing plate positioned opposite
And backing plate, it is disposed with multiple pressure springs parallel between the two, pressing plate, backing plate and multiple pressure springs is formed a whole, in nail pressing
When needing to carry out damping press to cushion block, damping pressure spring unit is placed between the two, it is convenient and efficient, and realize
Modularization quick assembling.
Multiple pressure springs are arranged between pressing plate and backing plate in array manner.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model electrical equipment embodiment；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the schematic diagram that component is pressed in Fig. 1；
Fig. 4 is the cross-sectional view of Fig. 3 left view；
Fig. 5 is the top view of Fig. 3 removed after nail pressing, swivel nut and back tightening nut；
Fig. 6 is the schematic diagram of the utility model electrical equipment damping pressure spring unit embodiment.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the electrical equipment of the utility model, as shown in Figures 1 to 5, the electrical equipment in the present embodiment
For dry-type transformer, in other embodiments, electrical equipment can for reactor etc. other with iron core, coil, folder and pad
The electrical equipment of block.
Dry-type transformer includes iron core, is respectively arranged with upper yoke and lower yoke in the two 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, wherein the structure of upper clamping piece 1, lower clamping piece 3 and transformer coil 2 with it is in the prior art identical, the utility model
Improvements do not lie in the part, will not be described in further detail.
It is provided between upper clamping piece 1 and transformer coil 2, between lower clamping piece 3 and transformer coil 2 and becomes for pressing
The press component 4 of transformer coil 2, wherein every phase iron core is corresponding, and there are four the press components 4 for being in array distribution.1 He of upper clamping piece
34 structures of corresponding press component of lower clamping piece are identical, will be illustrated by taking the corresponding press component 4 of upper clamping piece 1 as an example below.
Press 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 pressure springs 44 and pressure from the bottom to top in groove 42
Plate 45, wherein can be only the relationship of press assembly up and down between backing plate 43, pressure spring 44 and pressing plate 45, or stationary phase
Relationship even, specifically, upper end and the pressing plate 45 of pressure spring 44 are welded and fixed, and (certainly, other realities are welded and fixed in lower end and backing plate 43
Apply in example, pressure spring and pressing plate, backing plate fixed form can be other modes, for example the respective end of pressure spring is secured across pair
The pressing plate and backing plate answered), as a result, pressing plate 45, backing plate 43 and multiple pressure springs 44 between the two constitute damping pressure spring
Damping pressure spring unit is placed directly on coil when needing to carry out elastic compression to coil, realizes module by unit
The design of change.
Nail pressing 46 is additionally provided in the top of cushion block 41, and in the present embodiment, swivel nut 48 is fixedly installed on upper clamping piece 1,
In swivel nut 48, the head of nail pressing 46 presses against on pressing plate 45 the bar portion screw thread spinning of nail pressing 46, 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 utility model, as seen from Figure 3, led along the vertical direction between pressing plate 45, backing plate 43 and the cell wall of groove
It is assembled to mobile, prevents pressing plate 45, backing plate 43 from occurring channeling bit during moving up and down and deviation, so that the cell wall shape of groove
At guiding cell wall.
When the utility model is used, transformer coil 2 transmits vibration when the energization of transformer coil 2 shakes
To cushion block 41, pressure spring 44 can absorb cushion block 41 generation vibration so that vibration can not be transferred to upper clamping piece 1, lower clamping piece 3 and
On subsequent body, the servo-actuated normal use for influencing transformer in turn of body is avoided.As seen from Figure 5, in the present embodiment,
Single nail pressing 46 is corresponding with multiple pressure springs 44, and multiple pressure springs 44 are arranged in array between pressing plate 45 and backing plate 43, enable to
Pressing plate 45 and backing plate 43 are more uniformly stressed.
In the present embodiment, pressing plate, nail pressing, backing plate and multiple pressure springs constitute press structure, can be in other embodiments
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 the utility model electrical equipment damping pressure spring unit, as shown in fig. 6, damping pressure spring unit packet
Include pressing plate 45, backing plate 43 and positioned at multiple pressure springs 44 arranged parallel between the two, wherein pressing plate 45, backing plate 43 and pressure
Structure, assembly relation and the use state of spring 44 are consistent in above-described embodiment, and content repeats no more.
Claims (9)
1. a kind of electrical equipment, the folder including iron core and set on iron core both ends, electrical equipment further includes being set in core profile
Coil, and cushion block between coil and folder and by cushion block press in the press structure of coil respective end end,
Be characterized in that: press structure include the pressing plate and screw thread spinning positioned opposite with cushion block on folder with towards cushion block direction
The nail pressing for pressing pressing plate, elasticity is pressed with multiple pressure 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 pressure spring unit of plate, the backing plate and multiple pressure spring compositions.
4. electrical equipment according to claim 1 or 2 or 3, it is characterised in that: the end of the direction press structure of the cushion block
Face is equipped with the groove being embedded in for the pressing plate and multiple pressure springs, and the groove has for the pressure with the pressing plate along pressure spring
The guiding cell wall of tight direction guiding cooperation.
5. electrical equipment according to claim 1 or 2 or 3, it is characterised in that: multiple pressure springs are in array manner 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 the head for pressing the pressing plate, electrical equipment further include 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 press components being arranged in array of the heart, each component that presses respectively include the cushion block and top tight structure.
8. a kind of electrical equipment damping pressure spring unit, it is characterised in that: when including using with nail pressing press cooperation pressing plate and
With the backing plate of cushion block press cooperation, the pressing plate and backing plate relative spacing are arranged and are disposed with multiple pressure springs parallel between the two.
9. electrical equipment according to claim 8 damping pressure spring unit, it is characterised in that: multiple pressure springs are in battle array
Column mode is arranged between pressing plate and backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820951866.4U CN208352105U (en) | 2018-06-20 | 2018-06-20 | Electrical equipment and its damping pressure spring unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820951866.4U CN208352105U (en) | 2018-06-20 | 2018-06-20 | Electrical equipment and its damping pressure spring unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208352105U true CN208352105U (en) | 2019-01-08 |
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ID=64884038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820951866.4U Active CN208352105U (en) | 2018-06-20 | 2018-06-20 | Electrical equipment and its damping pressure spring unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN208352105U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711495A (en) * | 2018-06-20 | 2018-10-26 | 河南森源电气股份有限公司 | A kind of electrical equipment and its damping compression spring unit |
-
2018
- 2018-06-20 CN CN201820951866.4U patent/CN208352105U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711495A (en) * | 2018-06-20 | 2018-10-26 | 河南森源电气股份有限公司 | A kind of electrical equipment and its damping compression spring unit |
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