CN219873090U - Distribution transformer low-voltage lead structure - Google Patents
Distribution transformer low-voltage lead structure Download PDFInfo
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- CN219873090U CN219873090U CN202223444237.8U CN202223444237U CN219873090U CN 219873090 U CN219873090 U CN 219873090U CN 202223444237 U CN202223444237 U CN 202223444237U CN 219873090 U CN219873090 U CN 219873090U
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- 230000007246 mechanism Effects 0.000 claims abstract description 14
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of transformers, in particular to a low-voltage lead structure of a distribution transformer, which comprises a transformer body, wherein a transformer bottom plate is fixedly arranged at the lower end part of the transformer body, bolts are arranged in the transformer bottom plate in a threaded manner, high-voltage sleeves are fixedly arranged at the upper end part of the transformer body, fixing strips are symmetrically and fixedly arranged on the side walls of the transformer body, dovetail grooves are formed in the side walls of the two fixing strips, a connecting mechanism is fixedly arranged at the upper end part of the transformer body, the connecting mechanism comprises the low-voltage sleeves, the low-voltage sleeves are fixedly connected with the transformer body, an inner groove is formed in the side wall of the low-voltage sleeve, sliding grooves are symmetrically formed in the inner wall of the inner groove, arc-shaped sliding strips are symmetrically and slidingly arranged in the inner groove, arc-shaped grooves are formed in the side walls of the side, which are deviated from each other, and sliding blocks are symmetrically and fixedly arranged on the side walls of the two arc-shaped sliding strips, so that the device has higher connection stability and is not easy to slip when in use.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a low-voltage lead structure of a distribution transformer.
Background
The transformer low voltage lead is a lead wire externally connected to each outgoing terminal of the transformer coil, and functions to output the transmitted electric energy to the outside of the transformer. The low-voltage lead structure of the transformer is a lead structure which directly connects each leading-out end and an external lead-out wire of the three-phase low-voltage coil to a low-voltage sleeve of the transformer and leads out a zero line after connecting the leading-out ends of the three-phase low-voltage coil together. However, the existing transformer low-voltage lead wire has poor stability when being connected with the low-voltage sleeve, and is easy to slip off the connecting port when being touched by external force, so that the transformer is damaged.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a low-voltage lead structure of a distribution transformer.
In order to solve the technical problems, the utility model provides the following technical scheme:
the low-voltage lead structure of the distribution transformer comprises a transformer body, wherein a transformer bottom plate is fixedly arranged at the lower end part of the transformer body, bolts are arranged in threads in the transformer bottom plate, a high-voltage sleeve is fixedly arranged at the upper end part of the transformer body, fixing strips are symmetrically and fixedly arranged on the side walls of the transformer body, and dovetail grooves are formed in the side walls of the two fixing strips; the upper end part of the transformer body is fixedly provided with a connecting mechanism; the connecting mechanism comprises a low-voltage sleeve, the low-voltage sleeve is fixedly connected with the transformer body, an inner groove is formed in the side wall of the low-voltage sleeve, and sliding grooves are symmetrically formed in the inner wall of the inner groove; a limiting mechanism is slidably arranged in each dovetail groove; the limiting mechanism comprises dovetail blocks, and the two dovetail blocks are respectively and slidably arranged in the two dovetail grooves.
As a preferable technical scheme of the utility model, the inner side wall of the inner groove is provided with the wire grooves, the inner part of the inner groove is symmetrically and slidably provided with the arc-shaped sliding strips, and the side wall of one side, which is away from the arc-shaped sliding strips, is provided with the arc-shaped groove.
As a preferable technical scheme of the utility model, the side walls of the two arc-shaped sliding strips are symmetrically and fixedly provided with sliding blocks, the two groups of sliding blocks are respectively and slidably arranged in the two sliding grooves, and first screws are symmetrically and threadedly arranged in the inner grooves.
As a preferable technical scheme of the utility model, the surfaces of the two first screw rods are respectively provided with a collision disc in a threaded manner, the inside of the wire slot is inserted with a low-voltage lead body, and the low-voltage lead body is movably arranged in the fixing strip.
As a preferable technical scheme of the utility model, connecting blocks are fixedly arranged on the side walls of the two dovetail blocks, and clamping shells are fixedly arranged between the connecting blocks.
As a preferable technical scheme of the utility model, the two connecting blocks are internally provided with second screws in a threaded manner, and the side walls of the two second screws are fixedly provided with limiting plates.
Compared with the prior art, the utility model has the following beneficial effects:
1. when two contradict the relative emergence of dish extrusion two arc draw runner and remove thereupon, two arc draw runner will drive the slider that is fixed with it and take place to slide in the spout inside this moment under removing, will effectively fix the low voltage lead body under the removal of two arc draw runner for the low voltage lead body connection steadiness of this equipment when using is higher, the difficult phenomenon that takes place the slippage.
2. The two limiting plates fixed with the two limiting plates are driven to move along with the two limiting plates under the rotation of the two second screws, and the two limiting plates are contacted with the fixing strips to finish fixing, so that the wire body of the low-voltage lead body can be effectively limited when the device is used, and the connection stability is further enhanced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort.
In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a high voltage bushing connection structure according to the present utility model;
FIG. 3 is a schematic view of the connecting explosive structure of the fixing strip of the present utility model;
FIG. 4 is an enlarged view of a portion of FIG. 3;
fig. 5 is a schematic diagram of the explosion structure of the cartridge connection of the present utility model.
Wherein: 11. a transformer body; 12. a transformer bottom plate; 13. a bolt; 14. a high voltage bushing; 15. a fixing strip; 16. a dovetail groove; 21. a low voltage bushing; 22. an inner tank; 23. a chute; 24. a wire slot; 25. an arc-shaped sliding bar; 26. an arc-shaped groove; 27. a slide block; 28. a first screw; 29. a collision plate; 31. dovetail blocks; 32. a connecting block; 33. a clamping shell; 34. a second screw; 35. a limiting disc; 41. a low voltage lead body.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a low-voltage lead structure of a distribution transformer comprises a transformer body 11, a transformer bottom plate 12 is fixedly arranged at the lower end part of the transformer body 11, bolts 13 are arranged in the transformer bottom plate 12 in a threaded manner, a high-voltage sleeve 14 is fixedly arranged at the upper end part of the transformer body 11, fixing strips 15 are symmetrically and fixedly arranged on the side walls of the transformer body 11, and dovetail grooves 16 are formed in the side walls of the two fixing strips 15.
The upper end part of the transformer body 11 is fixedly provided with a connecting mechanism; the connecting mechanism comprises a low-voltage sleeve 21, the low-voltage sleeve 21 is fixedly connected with a transformer body 11, an inner groove 22 is formed in the side wall of the low-voltage sleeve 21, sliding grooves 23 are symmetrically formed in the inner wall of the inner groove 22, a wire groove 24 is formed in the inner wall of the inner groove 22, arc-shaped sliding strips 25 are symmetrically and slidably mounted in the inner groove 22, arc-shaped grooves 26 are formed in the side wall of the side, deviating from the two arc-shaped sliding strips 25, sliding blocks 27 are symmetrically and fixedly mounted on the side wall of the two arc-shaped sliding strips 25, the two groups of sliding blocks 27 are respectively and slidably mounted in the two sliding grooves 23, first screws 28 are symmetrically and threadedly mounted in the inner groove 22, abutting discs 29 are respectively and threadedly mounted on the surfaces of the two first screws 28, low-voltage lead bodies 41 are inserted into the wire grooves 24, and the low-voltage lead bodies 41 are movably mounted in the fixing strips 15. During use, the low-voltage lead body 41 can be inserted into the wire slot 24, then the first screw rod 28 can be rotated in the inner slot 22, and the interference plate 29 fixed with the first screw rod 28 is driven to rotate in the arc slot 26 accordingly under the rotation of the first screw rod 28, because when the two interference plates 29 rotate to a state of being close to each other, the two interference plates 29 extrude the two arc sliding strips 25 to move relatively, and at the moment, the two arc sliding strips 25 drive the sliding blocks 27 fixed with the two arc sliding strips 25 to slide in the sliding slots 23, and the low-voltage lead body 41 is effectively fixed under the movement of the two arc sliding strips 25, so that the device has higher connection stability of the low-voltage lead body 41 and is not easy to slip during use.
A limiting mechanism is slidably arranged in each of the two dovetail grooves 16; the limiting mechanism comprises dovetail blocks 31, the two dovetail blocks 31 are respectively and slidably arranged in the two dovetail grooves 16, connecting blocks 32 are fixedly arranged on the side walls of the two dovetail blocks 31, clamping shells 33 are fixedly arranged between the connecting blocks 32, second screw rods 34 are fixedly arranged in the two connecting blocks 32, limiting discs 35 are fixedly arranged on the side walls of the two second screw rods 34, the clamping shells 33 can slide on the dovetail grooves 16 when in use, the connecting blocks 32 fixed with the clamping shells 33 are driven to move along with the movement of the clamping shells 33, the connecting blocks 32 are driven to slide in the dovetail grooves 16, the second screw rods 34 can be sequentially rotated in the two connecting blocks 32 at the moment after the clamping shells 33 are regulated, the limiting discs 35 fixed with the two second screw rods 34 are driven to move along with the movement of the clamping shells, and the two limiting discs 35 are contacted with the fixing strips 15 at the moment so as to be fixed, so that the wire body of the low-voltage wire body 41 can be effectively limited when in use, and the connection stability is further enhanced.
Working principle:
the low-voltage lead body 41 is inserted into the wire slot 24, then the first screw 28 can be rotated in the inner slot 22, at this time, the interference plate 29 fixed with the first screw 28 is driven to rotate in the arc slot 26, because when the two interference plates 29 rotate to a state of being close to each other, the two interference plates 29 extrude the two arc sliding strips 25 to move relatively, at this time, the two arc sliding strips 25 move to drive the sliding block 27 fixed with the two arc sliding strips to slide in the sliding slot 23, and the low-voltage lead body 41 is effectively fixed under the movement of the two arc sliding strips 25, so that the connection stability of the low-voltage lead body 41 is higher when the device is used, and the phenomenon of slipping is not easy to occur.
The clamping shell 33 slides on the dovetail groove 16, the connecting block 32 fixed with the clamping shell is driven to move along with the clamping shell 33, at the moment, the dovetail block 31 fixed with the clamping shell is driven to slide inside the dovetail groove 16 under the movement of the connecting block 32, after the clamping shell 33 is adjusted, the second screw rods 34 can be sequentially rotated in the two connecting blocks 32, the limiting discs 35 fixed with the clamping shell are driven to move along with the rotation of the two second screw rods 34, at the moment, the two limiting discs 35 are contacted with the fixing strip 15 to complete fixing, and the wire body of the low-voltage lead body 41 can be effectively limited when the device is used, so that the connection stability is further enhanced.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features contained in other embodiments, but not others, combinations of features of different embodiments are equally meant to be within the scope of the utility model and form different embodiments. For example, in the above embodiments, those skilled in the art can use the above embodiments in combination according to known technical solutions and technical problems to be solved by the present utility model.
The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present utility model without departing from the scope of the utility model.
Claims (8)
1. The utility model provides a distribution transformer low pressure lead wire structure, includes transformer body (11), tip fixed mounting has transformer bottom plate (12) under transformer body (11), bolt (13) are installed to inside screw thread of transformer bottom plate (12), its characterized in that: the high-voltage transformer is characterized in that a high-voltage sleeve (14) is fixedly arranged at the upper end part of the transformer body (11), fixing strips (15) are symmetrically and fixedly arranged on the side walls of the transformer body (11), and dovetail grooves (16) are formed in the side walls of the two fixing strips (15);
the upper end part of the transformer body (11) is fixedly provided with a connecting mechanism for preventing the low-voltage lead body (41) from slipping;
and limiting mechanisms for limiting the low-voltage lead body (41) are slidably arranged in the two dovetail grooves (16).
2. The distribution transformer low-voltage lead structure according to claim 1, wherein the connecting mechanism comprises a low-voltage sleeve (21), the low-voltage sleeve (21) is fixedly connected with the transformer body (11), an inner groove (22) is formed in the side wall of the low-voltage sleeve (21), and sliding grooves (23) are symmetrically formed in the inner wall of the inner groove (22).
3. The low-voltage lead structure of the distribution transformer according to claim 2, wherein a wire slot (24) is formed in the inner side wall of the inner slot (22), arc-shaped sliding strips (25) are symmetrically and slidably mounted in the inner slot (22), and arc-shaped grooves (26) are formed in the side wall of the side, away from the arc-shaped sliding strips (25).
4. A low-voltage lead structure of a distribution transformer according to claim 3, wherein two side walls of the arc-shaped sliding strips (25) are symmetrically and fixedly provided with sliding blocks (27), two groups of sliding blocks (27) are respectively and slidably arranged in two sliding grooves (23), and first screw rods (28) are symmetrically and threadedly arranged in the inner grooves (22).
5. The low-voltage lead structure of a distribution transformer according to claim 4, wherein the surfaces of the two first screws (28) are provided with abutting discs (29) in a threaded manner, a low-voltage lead body (41) is inserted into the wire slot (24), and the low-voltage lead body (41) is movably arranged in the fixing strip (15).
6. A low voltage lead structure of a distribution transformer according to claim 1, characterized in that the limiting mechanism comprises dovetail blocks (31), and two dovetail blocks (31) are respectively and slidably arranged in two dovetail grooves (16).
7. The low-voltage lead structure of a distribution transformer according to claim 6, wherein connecting blocks (32) are fixedly arranged on the side walls of the two dovetail blocks (31), and clamping shells (33) are fixedly arranged between the connecting blocks (32).
8. The distribution transformer low-voltage lead structure according to claim 7, wherein the two connecting blocks (32) are internally provided with second screws (34) in a threaded manner, and limiting plates (35) are fixedly arranged on the side walls of the two second screws (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223444237.8U CN219873090U (en) | 2022-12-23 | 2022-12-23 | Distribution transformer low-voltage lead structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223444237.8U CN219873090U (en) | 2022-12-23 | 2022-12-23 | Distribution transformer low-voltage lead structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219873090U true CN219873090U (en) | 2023-10-20 |
Family
ID=88332316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223444237.8U Active CN219873090U (en) | 2022-12-23 | 2022-12-23 | Distribution transformer low-voltage lead structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219873090U (en) |
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2022
- 2022-12-23 CN CN202223444237.8U patent/CN219873090U/en active Active
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