CN217035364U - Low-voltage lead terminal structure of dry type transformer - Google Patents
Low-voltage lead terminal structure of dry type transformer Download PDFInfo
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- CN217035364U CN217035364U CN202220419383.6U CN202220419383U CN217035364U CN 217035364 U CN217035364 U CN 217035364U CN 202220419383 U CN202220419383 U CN 202220419383U CN 217035364 U CN217035364 U CN 217035364U
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Abstract
The application discloses dry-type transformer low pressure lead terminal structure relates to dry-type transformer's field, and dry-type transformer includes the support body, and this dry-type transformer low pressure lead terminal structure is including first copper bar and second copper bar, first copper bar is on a parallel with the second copper bar, be provided with the insulating column on the support body, first copper bar and second copper bar erect on the insulating column along insulating column axial direction interval. Through the structure, the low-voltage lead terminal is more convenient to mount, and the mounting efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of dry-type transformers, in particular to a low-voltage lead terminal structure of a dry-type transformer.
Background
The voltage of alternating current used in life is generally obtained by transforming, and the transformation is realized by a transformer.
At present, alternating voltage can be transformed through a dry-type transformer, the voltage transformed by the dry-type transformer is generally output through a lead terminal directly connected with the transformer, the lead terminal is generally two or more, and each lead terminal is respectively arranged at different positions of a dry-type transformer frame body in general production.
However, the applicant believes that the above-described related art has a case where the installation is inconvenient and the efficiency is low when the lead terminals are wire-connected, and there is a room for improvement.
SUMMERY OF THE UTILITY MODEL
In order to improve the conditions of inconvenient installation and low efficiency when wires are connected with lead terminals in the related art, the application provides a low-voltage lead terminal structure of a dry type transformer.
The application provides a dry-type transformer low pressure lead terminal structure adopts following technical scheme:
the utility model provides a dry-type transformer low pressure lead terminal structure, dry-type transformer include the support body, and this dry-type transformer low pressure lead terminal structure is including first copper bar and second copper bar, first copper bar is on a parallel with the second copper bar, be provided with the insulating column on the support body, first copper bar and second copper bar erect on the insulating column along insulating column axial direction interval.
Through adopting above-mentioned technical scheme, pass through the insulated column with first copper bar and second copper bar and fix on the support body, realized setting side by side of first copper bar and second copper bar to it is more convenient not only to make the electric wire installation, but also improved the efficiency of installation electric wire.
Preferably, the insulating column comprises a first supporting column and a second supporting column, one end of the first supporting column is fixed on the frame body, a connecting column is fixed at one end of the first supporting column, which deviates from the frame body, the diameter of the connecting column is smaller than that of the first supporting column, the connecting column and the first supporting column form a step surface, a first copper bar is arranged in the connecting column in a penetrating manner, and the first copper bar abuts against the step surface tightly;
the second pillar supports tightly between first copper bar and second copper bar, just the axis of second pillar and the axis collineation of first pillar, the second pillar is close to first copper bar one end and has seted up the fixed slot, the spliced pole penetrates in the fixed slot, wear to be equipped with fixing bolt on the second copper bar, just fixing bolt runs through the second copper bar and screw in second pillar and first pillar in proper order.
By adopting the technical scheme, the first supporting column is fixed on the frame body firstly, the first copper bar is fixed on the connecting column, the second supporting column is sleeved on the connecting column, the second copper bar is fixed on the second supporting column through the fixing bolt, and the fixing bolt is screwed into the connecting column. When the first copper bar and the second copper bar are arranged in parallel in this way, the first copper bar and the second copper bar are insulated and stably mounted.
Preferably, be fixed with the bearing frame on the support body, the bearing frame supports the downside at first copper bar and second copper bar.
Through adopting above-mentioned technical scheme, first copper bar and second copper bar are supported to the bearing frame, and then play the stabilizing effect to first copper bar and second copper bar, make things convenient for the installation of first copper bar and second copper bar, and promote the bearing capacity of first copper bar and second copper bar.
Preferably, the bearing frame is provided with a mounting groove, and the mounting groove is arranged corresponding to the first copper bar and the second copper bar.
Through adopting above-mentioned technical scheme, install first copper bar and second copper bar in the mounting groove, further increase the stability of first copper bar.
Preferably, the mounting groove is provided with a positioning side wall at one side close to the frame body along the axial direction of the insulating column, a compression spring is fixed at one side of the mounting groove opposite to the positioning side wall, and the expansion direction of the compression spring is parallel to the axial direction of the insulating column; the first copper bar and the second copper bar are respectively positioned between the positioning side wall corresponding to the mounting groove and the compression spring and are abutted against the positioning side wall by the compression spring.
By adopting the technical scheme, the first copper bar and the second copper bar are abutted against the corresponding positioning side walls by the compression springs, and when the first copper bar and the second copper bar are installed, the first copper bar and the second copper bar are pushed and the compression springs are extruded, so that the compression springs are compressed, and the installation of the first support column and the second support column is facilitated; afterwards, the compression spring supports the first copper bar and the second copper bar tightly on the corresponding positioning side wall so as to ensure the stability of the first copper bar and the second copper bar.
Preferably, a reinforcing rib is fixedly connected between the frame body and the bearing frame.
Through adopting above-mentioned technical scheme, promoted the stability and the bearing capacity of bearing frame.
Preferably, the first copper bar and the second copper bar are hinged to be provided with wire pressing plates, and connecting pieces for fixing the wire pressing plates are arranged between the first copper bar and the corresponding wire pressing plates and between the second copper bar and the corresponding wire pressing plates.
Through adopting above-mentioned technical scheme, the line ball board that is all articulated to be set up by first copper bar and second copper bar is fixed through the connecting piece, and then makes things convenient for the wiring operation of first copper bar and second copper bar.
Preferably, the connecting piece is a locking bolt, and the two wire pressing plates are respectively locked and fixed on the first copper bar and the second copper bar through the corresponding locking bolts.
Through adopting above-mentioned technical scheme, promote the convenience to first copper bar and second copper bar wiring.
Preferably, the first copper bar and the corresponding line pressing plate and the second copper bar and the corresponding line pressing plate are provided with through grooves.
Through adopting above-mentioned technical scheme, promote the convenience to first copper bar and second copper bar wiring.
In summary, the present application includes at least one of the following beneficial technical effects:
the first copper bar and the second copper bar are arranged on the frame body in parallel through the insulating columns, so that the convenience and the efficiency of wiring the lead terminals are improved;
the first copper bar and the second copper bar are supported by the aid of the bearing frame, and the bearing frame is supported by the reinforcing ribs, so that the stability of the first copper bar and the second copper bar is greatly improved;
it is fixed to articulate the line ball board that sets up on first copper bar and second copper bar through two locking bolts to between first copper bar and the line ball board that corresponds, all be equipped with the threading groove between second copper bar and the line ball board that corresponds, thereby help further promoting convenience and the efficiency of wiring to the lead terminal.
Drawings
FIG. 1 is an axial view of a low-voltage lead terminal structure of a dry-type transformer according to an embodiment of the present disclosure;
FIG. 2 is a schematic top view of a locking assembly embodying the structure of the locking assembly according to an embodiment of the present application;
FIG. 3 is an exploded view of the embodiment of the present application, which mainly shows the structure of the locking assembly;
fig. 4 is a schematic axial view of a second embodiment of the present application, which mainly embodies a low-voltage lead terminal structure of a dry-type transformer;
FIG. 5 is a partial side view of a second embodiment of the support structure of the present application;
fig. 6 is a schematic view mainly showing an electric wire mounting structure according to a second embodiment of the present application.
Reference numerals are as follows: 1. a frame body; 11. a mounting frame; 12. a bearing frame; 121. mounting grooves; 122. a compression spring; 123. a baffle plate; 13. reinforcing ribs; 2. a first copper bar; 3. a second copper bar; 4. a locking assembly; 41. an insulating column; 411. a first support column; 4111. connecting columns; 412. a second support; 4121. a fixing groove; 42. fixing the bolt; 421. an insulating spacer; 5. a wire pressing plate; 51. locking the bolt; 52. a threading groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a low-voltage lead terminal structure of a dry type transformer.
The first embodiment is as follows:
referring to the attached drawing 1, the dry type transformer comprises a frame body 1, wherein a first copper bar 2 and a second copper bar 3 are arranged on the frame body 1, and the first copper bar 2 is parallel to the second copper bar 3. The frame body 1 is also provided with a locking assembly 4 for locking the first copper bar 2 and the second copper bar 3. In actual work, put first copper bar 2 and second copper bar 3 earlier to on support body 1, then lock first copper bar 2 and second copper bar 3 through locking Assembly 4, at last with one side to first copper bar 2 and second copper bar 3 connecting wire.
Specifically, referring to fig. 2 and 3, the frame body 1 includes a mounting frame 11, and the mounting frame 11 has a triangular frame structure. Locking Assembly 4 includes insulated column 41, the side of the axial direction perpendicular to mounting bracket 11 last horizontal direction of insulated column 41, and first copper bar 2 and second copper bar 3 erect on insulated column 41 along the 41 axial direction intervals of insulated column, the length direction of first copper bar 2 and second copper bar 3 is on a parallel with the corresponding side on the mounting bracket 11, the both sides of insulated column 41 on the length direction of first copper bar 2 or second copper bar 3 respectively are provided with one.
The two insulating columns 41 are mounted on the mounting bracket 11 in the same manner and in the same structure, and any one of the two insulating columns 41 is taken as an example for explanation.
The insulating column 41 includes a first support column 411 and a second support column 412, and one end of the first support column 411 is fixed to the mounting frame 11 by a bolt. First pillar 411 deviates from 1 one end integrated into one piece of support body and has spliced pole 4111, and spliced pole 4111 is coaxial with first pillar 411, and the diameter of spliced pole 4111 is less than the diameter of first pillar 411. The junction of the first pillar 411 and the connecting pillar 4111 is formed with a step surface, the connecting pillar 4111 penetrates through the first copper bar 2, and the first copper bar 2 abuts against the step surface.
Meanwhile, the second pillar 412 is disposed between the first copper bar 2 and the second copper bar 3, and the second pillar 412 is coaxial with the first pillar 411. One end of the second pillar 412 close to the first copper bar 2 is provided with a fixing groove 4121, and the connecting post 4111 penetrates into the fixing groove 4121. The locking assembly 4 further includes a fixing bolt 42, an insulating gasket 421 is sleeved on the fixing bolt 42, then the fixing bolt 42 penetrates through the second copper bar 3 and is screwed into the second pillar 412 and the connecting column 4111 in sequence, and the insulating gasket 421 is clamped between a bolt cap of the fixing bolt 42 and the second copper bar 3.
In actual assembly, first pillar 411 is fixed on mounting bracket 11, and then first copper bar 2 is worn to establish by connecting pillar 4111, then second pillar 412 is established on connecting pillar 4111, and insulating gasket 421 is worn to establish through fixing bolt 42 afterwards to second copper bar 3 is fixed on second pillar 412, and makes fixing bolt 42 screw in connecting pillar 4111.
The implementation principle of the first embodiment is as follows: in the assembly, firstly two first pillars 411 are fixed on the mounting bracket 11, one connecting pillar 4111 is fixed on each of the two first pillars 411, then the two connecting pillars 4111 are all penetrated by the first copper bar 2, then the two second pillars 412 are respectively sleeved on the two connecting pillars 4111, then the second copper bar 3 is fixed on the two connecting pillars 4111 through the two fixing bolts 42 and the two insulating gaskets 421, and the two fixing bolts 42 are respectively screwed into the two connecting pillars 4111.
In actual work, the staff fixes the electric wire at the same one end of first copper bar 2 and second copper bar 3 to carry out voltage output.
The second embodiment:
referring to fig. 4, the difference from the first embodiment is that: the frame body 1 is provided with a bearing frame 12. The downside butt of first copper bar 2 and second copper bar 3 is on bearing frame 12, and bearing frame 12 respectively is provided with one in the ascending both sides of first copper bar 2 length direction, and fixedly connected with stiffening rib 13 between the downside of two bearing frames 12 all and the installation. The same ends of the first copper bar 2 and the second copper bar 3 are hinged with wire pressing plates 5. Locking bolts 51 used for fixing the wire pressing plates 5 are arranged between the first copper bar 2 and the corresponding wire pressing plates 5 and between the second copper bar 3 and the corresponding wire pressing plates 5. In actual work, put first copper bar 2 and second copper bar 3 to on bearing frame 12 earlier, then through insulating column 41 and fixing bolt 42 screw-thread fit locking first copper bar 2 and second copper bar 3, unscrew locking bolt 51 again, then put into the electric wire respectively between first copper bar 2 and the line ball board 5 that corresponds, between second copper bar 3 and the line ball board 5 that corresponds, screw locking bolt 51 at last.
Specifically, the two load-bearing frames 12 are mounted on the mounting frame 11 in the same manner and in the same structure, and any one of the two load-bearing frames 12 is taken as an example for illustration.
Two mounting grooves 121 have been seted up corresponding first copper bar 2 and second copper bar 3 on the bearing frame 12, and the length direction of two mounting grooves 121 all is on a parallel with the length direction of first copper bar 2, and two mounting grooves 121 all run through bearing frame 12 along its length direction. Two mounting grooves 121 are the location lateral wall near a lateral wall of mounting bracket 11, and two mounting grooves 121 all are fixed with compression spring 122 along deviating from on the lateral wall of mounting bracket 11, and two compression spring 122's flexible direction all is on a parallel with the width direction of mounting groove 121. A baffle 123 is fixed at one end of each compression spring 122 close to the mounting frame 11. The parts of the first copper bar 2 and the second copper bar 3 are respectively arranged in the two mounting grooves 121 and are respectively positioned between the baffle 123 corresponding to the mounting groove 121 and the compression spring 122.
In the equipment operation, firstly fix mounting bracket 11 on support body 1, fix bearing frame 12 on mounting bracket 11 again, set up two mounting grooves 121 on the bearing frame 12 again, then place first copper bar 2 and second copper bar 3 respectively in two mounting grooves 121 on bearing frame 12, fix first copper bar 2 and second copper bar 3 through spring and baffle 123 in mounting groove 121.
Next, referring to fig. 6, threading grooves 52 are formed between the first copper bar 2 and the corresponding wire pressing plate 5, and between the second copper bar 3 and the corresponding wire pressing plate 5, and the threading grooves 52 are circular holes. In practice, the worker unscrews the locking bolt 51, places the electric wire in the threading groove 52 of the tension plate 5, and then fixes the electric wire by tightening the locking bolt 51.
The working principle of the embodiment is as follows: in the assembly operation, firstly erect first copper bar 2 and second copper bar 3 row respectively in the mounting groove 121 of two bearing framves 12, fix first copper bar 2 and second copper bar 3 through compression spring 122 and baffle 123. Then, promote first copper bar 2, the compression corresponds compression spring 122, arranges two first pillars 411 in between first copper bar 2 and the mounting bracket 11, loosens first copper bar 2 again for two spliced poles 4111 all wear to establish first copper bar 2, fixes two first pillars 411 on mounting bracket 11 through the bolt afterwards. Then, the second copper bar 3 is pushed and the corresponding compression spring 122 is compressed, the two second support columns 412 are respectively sleeved on the two connecting columns 4111, and then the second copper bar 3 is loosened. Finally, the second copper bar 3 is fixed on the two second pillars 412 by the two fixing bolts 42 and the two insulating spacers 421, and the two fixing bolts 42 are screwed into the two connecting posts 4111 respectively.
In the wiring operation, the worker unscrews the two locking bolts 51, places the two electric wires in the threading grooves 52 of the two tension plates 5, and then fixes the two electric wires by screwing the two locking bolts 51. Through the structure, the low-voltage lead terminal is more convenient to mount, the mounting efficiency is improved, and meanwhile, the mounting space of the transformer is saved to a certain extent.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a dry-type transformer low pressure lead terminal structure, dry-type transformer include support body (1), its characterized in that: this dry-type transformer low voltage lead terminal structure is including first copper bar (2) and second copper bar (3), first copper bar (2) are on a parallel with second copper bar (3), are provided with insulating column (41) on support body (1), first copper bar (2) and second copper bar (3) erect on insulating column (41) along insulating column (41) axial direction interval.
2. A dry-type transformer low voltage lead terminal structure according to claim 1, characterized in that: the insulating column (41) comprises a first support column (411) and a second support column (412), one end of the first support column (411) is fixed on the frame body (1), the first support column (411) deviates from one end of the frame body (1) and is fixed with a connecting column (4111), the diameter of the connecting column (4111) is smaller than that of the first support column (411), a stepped surface is formed by one end surface of the first support column (411) close to the connecting column (4111), a first copper bar (2) is arranged in the connecting column (4111) in a penetrating mode, and the first copper bar (2) is tightly abutted against the stepped surface;
second pillar (412) support tightly between first copper bar (2) and second copper bar (3), just the axis of second pillar (412) and the axis collineation of first pillar (411), second pillar (412) are close to first copper bar (2) one end and have seted up fixed slot (4121), spliced pole (4111) penetrates in fixed slot (4121), wear to be equipped with fixing bolt (42) on second copper bar (3), just fixing bolt (42) run through second copper bar (3) and screw thread screw in second pillar (412) and first pillar (411) in proper order.
3. A dry-type transformer low voltage lead terminal structure according to claim 1, characterized in that: be fixed with bearing frame (12) on support body (1), bearing frame (12) support the downside at first copper bar (2) and second copper bar (3).
4. A dry type transformer low voltage lead terminal structure according to claim 3, wherein: the bearing frame (12) is provided with a mounting groove (121), and the mounting groove (121) is arranged corresponding to the first copper bar (2) and the second copper bar (3).
5. A dry type transformer low voltage lead terminal structure according to claim 4, wherein: the mounting groove (121) is provided with a positioning side wall close to one side of the frame body (1) along the axial direction of the insulating column (41), a compression spring (122) is fixed on one side of the mounting groove (121) opposite to the positioning side wall, and the expansion direction of the compression spring (122) is parallel to the axial direction of the insulating column (41); the first copper bar (2) and the second copper bar (3) are respectively positioned between the positioning side wall corresponding to the mounting groove (121) and the compression spring (122) and are abutted against the positioning side wall by the compression spring (122).
6. A dry-type transformer low voltage lead terminal structure according to claim 3, characterized in that: a reinforcing rib (13) is fixedly connected between the frame body (1) and the bearing frame (12).
7. A dry-type transformer low voltage lead terminal structure according to claim 1, characterized in that: first copper bar (2) and second copper bar (3) all articulate and are provided with line ball board (5), all be provided with the connecting piece that is used for fixed line ball board (5) between first copper bar (2) and the line ball board (5) that correspond, between second copper bar (3) and the line ball board (5) that correspond.
8. A dry type transformer low voltage lead terminal structure according to claim 7, wherein: the connecting piece is locking bolt (51), two line ball board (5) are fixed in on first copper bar (2) and second copper bar (3) through corresponding locking bolt (51) locking respectively.
9. A dry-type transformer low voltage lead terminal structure according to claim 7, characterized in that: threading grooves (52) are formed between the first copper bars (2) and the corresponding wire pressing plates (5) and between the second copper bars (3) and the corresponding wire pressing plates (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220419383.6U CN217035364U (en) | 2022-02-28 | 2022-02-28 | Low-voltage lead terminal structure of dry type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220419383.6U CN217035364U (en) | 2022-02-28 | 2022-02-28 | Low-voltage lead terminal structure of dry type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217035364U true CN217035364U (en) | 2022-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220419383.6U Active CN217035364U (en) | 2022-02-28 | 2022-02-28 | Low-voltage lead terminal structure of dry type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217035364U (en) |
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2022
- 2022-02-28 CN CN202220419383.6U patent/CN217035364U/en active Active
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