CN209980942U - Pull rod structure on transformer - Google Patents
Pull rod structure on transformer Download PDFInfo
- Publication number
- CN209980942U CN209980942U CN201921285609.2U CN201921285609U CN209980942U CN 209980942 U CN209980942 U CN 209980942U CN 201921285609 U CN201921285609 U CN 201921285609U CN 209980942 U CN209980942 U CN 209980942U
- Authority
- CN
- China
- Prior art keywords
- pull rod
- clamping piece
- hollow sleeve
- upper clamping
- side edge
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- 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.)
- Expired - Fee Related
Links
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 125000003003 spiro group Chemical group 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model is suitable for the field of transformers, and provides a pull rod structure on a transformer, which comprises an upper clamping piece, a lower clamping piece and a plurality of pull rods connecting the upper clamping piece and the lower clamping piece, wherein a plurality of pressure screw rods are screwed on the side edge of the upper clamping piece close to the lower clamping piece, the screw rods of the plurality of pressure screw rods downwards penetrate through the side edge of the upper clamping piece and are respectively welded with a pressure plate, the pull rod comprises an upper pull rod, a lower pull rod and a hollow sleeve connecting the upper pull rod and the lower pull rod, the inner sides of the upper end and the lower end of the hollow sleeve are respectively provided with a sliding groove and a spiral thread, the side edge of the upper pull rod penetrating through the upper, and in sliding connection spout through the line of slipping, the lower extreme and the lower folder welding of lower pull rod, the upper end precession hollow sleeve lower extreme inboard and with hollow sleeve inboard spiro union of lower pull rod, this device is convenient for adjust the interval between upper and lower folder to can keep the state that compresses tightly of coil all the time.
Description
Technical Field
The utility model relates to a transformer field, concretely relates to pull rod structure on transformer.
Background
In the transformer, an iron core and a coil are basic components of the transformer, a plurality of turns of the coil are wound on the iron core to serve as a magnetic flux loop of the transformer, an upper clamping piece and a lower clamping piece are tightly pressed on the upper surface and the lower surface of the iron core to fix the position of the iron core, after the iron core is assembled in the upper clamping piece and the lower clamping piece, if the upper clamping piece and the lower clamping piece cannot tightly press the upper surface and the lower surface of the iron core, the distance between the upper clamping piece and the lower clamping piece needs to be adjusted, and in addition, the coil wound on the iron core can be loosened due to self-rebound.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pull rod structure on transformer aims at making the device be convenient for adjust the interval between the upper and lower folder to can remain the state that compresses tightly of coil throughout.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize: a pull rod structure on transformer comprises an upper clamping piece, a lower clamping piece and a plurality of pull rods connecting the upper clamping piece and the lower clamping piece, wherein the upper clamping piece and the lower clamping piece are arranged at intervals, the upper clamping piece and the lower clamping piece are both U-shaped channel steel, a plurality of pressure screws are screwed on the side edge of the upper clamping piece close to the lower clamping piece, the screws of the plurality of pressure screws vertically penetrate through the side edge of the upper clamping piece downwards and are respectively welded with a pressure plate, the pull rod comprises an upper pull rod, a lower pull rod and a hollow sleeve connecting the upper pull rod and the lower pull rod, the hollow sleeve is of a tubular structure, the inner sides of the upper end and the lower end of the hollow sleeve are respectively provided with a sliding groove and a spiral thread, the upper end of the upper pull rod penetrates through the side, and is connected with the sliding chute in a sliding way through sliding grains, the lower end of the lower pull rod is welded with the lower clamping piece, and the upper end of the lower pull rod is screwed into the inner side of the lower end of the hollow sleeve and is in threaded connection with the inner side of the hollow sleeve.
Furthermore, the upper clamping piece and the lower clamping piece are both provided with two clamping pieces, a plurality of connecting rods are arranged between the two upper clamping pieces and are rigidly connected into a whole through the connecting rods, and a plurality of connecting rods are also arranged between the two lower clamping pieces and are rigidly connected into a whole through the connecting rods.
Furthermore, the middle part of the hollow sleeve is clamped with a baffle plate.
Furthermore, a rotating nut is welded on the outer side of the hollow sleeve, and the hollow sleeve penetrates through a middle opening of the rotating nut.
Furthermore, the surfaces of the upper pull rod and the lower pull rod are also covered with insulating sleeves.
The utility model has the advantages that: the device is provided with the upper pull rod and the lower pull rod which can be drawn close to and away from each other, the whole length of the pull rod can be adjusted by rotating the hollow sleeve, and the first pull plate and the second pull plate are further drawn close to or away from each other, so that a constructor can conveniently adjust the distance between the clamping piece and the lower clamping piece according to the height of the coil, and the connection flexibility of the pull rod and the upper clamping piece and the lower clamping piece is improved; through setting up clamp plate and pressure screw rod, constructor twists the height of pressure screw rod in order to adjust the clamp plate, makes the clamp plate compress tightly the upper surface of coil all the time to prevent that the coil is loose to bounce back.
Drawings
Fig. 1 is a schematic structural diagram of a pull rod structure on a transformer according to the present invention;
fig. 2 is a schematic structural diagram of the interior of the hollow sleeve provided by the present invention.
In the figure: 100-an upper clamp; 200-a lower clamp; 300-a pull rod; 310-upper pull rod; 311-slide pattern; 320-a lower pull rod; 330-hollow sleeve; 331-a chute; 332-a baffle plate; 400-pressing the screw rod; 500-pressing plate; 600-a blocking nut; 700-connecting rod; 800-insulating sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of protection of the present invention.
As shown in fig. 1-2, a pull rod structure on a transformer includes an upper clip 100, a lower clip 200, and a plurality of pull rods 300 connecting the upper clip 100 and the lower clip 200, the upper clip 100 and the lower clip 200 are arranged at intervals, an accommodating space for accommodating a coil exists between the upper clip 100 and the lower clip 200, the upper clip 100 and the lower clip 200 are both u-shaped channel steels, a plurality of compression screws 400 are screwed on a side of the upper clip 100 close to the lower clip 200, the compression screws 400 of the compression screws 400 vertically penetrate through the side of the upper clip 100 downward and are respectively welded with a compression plate 500, when a coil is arranged between the upper clip 100 and the lower clip 200, a constructor screws the compression screws 400 to adjust the height of the compression plate 500, so that the compression plate 500 is compressed on the upper surface of the coil to prevent the coil from loosening and rebounding, the pull rods 300 include an upper pull rod 310, a lower pull rod 320, and a plurality of pull rods 300, The hollow sleeve 330 of the lower pull rod 320, the hollow sleeve 330 is a tubular structure, the inner sides of the upper and lower ends of the hollow sleeve 330 are respectively provided with a sliding slot 331 and a spiral thread, the side edge of the upper clamp 100, which penetrates through the upper end of the upper pull rod 310, is screwed with a blocking nut 600, when the coil is assembled between the upper clamp 200 and the lower clamp 200, the blocking nut 600 is abutted against the upper clamp 100 to clamp the coil, the lower end of the upper pull rod 310 is provided with a sliding thread 311 and is slidably connected into the sliding slot 331 through the sliding thread 311, the lower end of the lower pull rod 320 is welded with the lower clamp 200, and the upper end of the lower pull rod 320 is screwed into the inner side of.
Further, two upper clamping pieces 100 and two lower clamping pieces 200 are provided, a plurality of connecting rods 700 are provided between the two upper clamping pieces 100 and rigidly connected into a whole through the connecting rods 700, and a plurality of connecting rods 700 are also provided between the two lower clamping pieces 200 and rigidly connected into a whole through the connecting rods 700.
Furthermore, a blocking piece 332 is fastened to the middle portion of the hollow sleeve 330, the blocking piece 332 separates the sliding groove 331 at the upper end and the lower end of the hollow sleeve 330 from the spiral thread, and when one end of the lower pull rod 320 extends into the hollow sleeve 330, the blocking piece 332 prevents the hollow sleeve 330 from continuously rotating upwards.
Further, the outside welding of hollow sleeve 330 has the swivel nut, and hollow sleeve 330 runs through the middle opening of swivel nut, and constructor twists this swivel nut in order to drive hollow sleeve 330 overall rotation through using the spanner.
Further, the surfaces of the upper and lower tie rods 310 and 320 are covered with an insulating sleeve 800 to increase the insulation level between the upper and lower tie rods 310 and 320.
The utility model discloses a concrete theory of operation: when the distance between the upper clamping piece 100 and the lower clamping piece 200 needs to be adjusted to adapt to the heights of the coil and the iron core, a constructor rotates a rotating nut by using a wrench to drive the hollow sleeve 330 to integrally rotate, when the hollow sleeve 330 rotates clockwise or anticlockwise, the lower pull rod 320 screwed on the lower end of the hollow sleeve 330 rotates along with the hollow sleeve 330, and the part of the lower pull rod 320 screwed in the hollow sleeve 330 is screwed out of the hollow sleeve or further screwed in the hollow sleeve, so that the integral length of the pull rod 300 is increased or reduced, and the distance between the upper clamping piece 100 and the lower clamping piece 200 is adapted to the heights of the coil and the iron core.
After the coil is placed between the upper clamp 100 and the lower clamp 200 of the transformer, the constructor can adjust the height of the pressing plate 500 by screwing the pressing screw 400, so that the pressing plate 500 is always pressed against the upper surface of the coil to prevent the coil from being loosened and rebounded.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (5)
1. A pull rod structure on a transformer is characterized by comprising an upper clamping piece, a lower clamping piece and a plurality of pull rods connected with the upper clamping piece and the lower clamping piece, wherein the upper clamping piece and the lower clamping piece are arranged at intervals, a plurality of pressure screws are screwed on the side edge of the upper clamping piece close to the lower clamping piece, the screws of the pressure screws downwards penetrate through the side edge of the upper clamping piece and are respectively welded with a pressure plate, the pull rod comprises an upper pull rod, a lower pull rod and a hollow sleeve connected with the upper pull rod and the lower pull rod, the hollow sleeve is of a tubular structure, the inner sides of the upper end and the lower end of the hollow sleeve are respectively provided with a sliding groove and a spiral thread, the upper end of the upper pull rod penetrates through the side edge of the upper clamping piece and is screwed with a blocking nut, the lower end of the upper pull rod is provided with a sliding thread and is slidably connected with the sliding groove through the sliding thread, the upper end of the lower pull rod is screwed into the inner side of the lower end of the hollow sleeve and is in threaded connection with the inner side of the hollow sleeve.
2. The pull rod structure on transformer according to claim 1, wherein there are two upper clamping pieces and two lower clamping pieces, and a plurality of connecting rods are disposed between the two upper clamping pieces and rigidly connected together by the connecting rods, and a plurality of connecting rods are disposed between the two lower clamping pieces and rigidly connected together by the connecting rods.
3. The tension rod structure on transformer according to claim 1, wherein the middle part of the hollow sleeve is clamped with a baffle.
4. The pull rod structure on transformer according to claim 1, wherein a rotating nut is welded to the outside of the hollow sleeve, and the hollow sleeve penetrates through a middle opening of the rotating nut.
5. The tension rod structure on transformer according to claim 1, wherein the surfaces of the upper tension rod and the lower tension rod are further covered with an insulating sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921285609.2U CN209980942U (en) | 2019-08-09 | 2019-08-09 | Pull rod structure on transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921285609.2U CN209980942U (en) | 2019-08-09 | 2019-08-09 | Pull rod structure on transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209980942U true CN209980942U (en) | 2020-01-21 |
Family
ID=69251653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921285609.2U Expired - Fee Related CN209980942U (en) | 2019-08-09 | 2019-08-09 | Pull rod structure on transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209980942U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112700953A (en) * | 2020-12-21 | 2021-04-23 | 宁夏苏锡铜业科技有限公司 | Transformer clamp |
| CN113751962A (en) * | 2021-08-04 | 2021-12-07 | 江苏恒变电力设备有限公司 | Hole drilling process for clamping piece for iron core |
-
2019
- 2019-08-09 CN CN201921285609.2U patent/CN209980942U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112700953A (en) * | 2020-12-21 | 2021-04-23 | 宁夏苏锡铜业科技有限公司 | Transformer clamp |
| CN112700953B (en) * | 2020-12-21 | 2022-05-31 | 宁夏苏锡铜业科技有限公司 | Transformer clamp |
| CN113751962A (en) * | 2021-08-04 | 2021-12-07 | 江苏恒变电力设备有限公司 | Hole drilling process for clamping piece for iron core |
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| 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: 20200121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |