Dry-type transformer
By introducing terminal blocks and cable trays into dry-type transformers, the oxidation problem of conductor connections is solved, achieving stable conductor connections and protection, and improving transformer safety.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-19
- Publication Date
- 2026-04-10
AI Technical Summary
Existing dry-type transformers, when exposed to the external environment for extended periods, are susceptible to corrosion and oxidation of the insulating tape at the conductor connections, which affects their conductivity and consequently compromises the transformer's safety.
The terminal block structure includes a connector, a connecting block, and a clamping bolt. It achieves a stable connection of the wires through threaded connection. Combined with the design of the cable tray, it ensures the fixation and protection of the wires.
It effectively prevents loosening and oxidation of the wire connections, thus improving the safety and reliability of dry-type transformers.
Smart Images
Figure CN224110107U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to dry -type transformer technical field, concretely is a dry -type transformer. BACKGROUND
[0002] Dry -type transformer refers to the iron core and winding do not impregnate in the transformer of insulating oil, it realizes cooling through air convection etc. This transformer has the characteristics such as flame -retardant, flame -retardant, fire -proof, explosion -proof and environmental protection, and safe and reliable, and installation and maintenance are simple and convenient, therefore can go deep into load center, and is widely used in high -rise building, subway, railway station, airport, hospital, petrochemical enterprise and mine interior etc.
[0003] However, the existing dry -type transformer is exposed to the outside environment for a long time, and the wire connecting part of the dry -type transformer is usually directly connected by winding insulation tape, and the insulation tape wound on the connecting part is easy to be eroded and oxidized after long -term use, which affects the conductivity of the wire, and in serious cases, the safety of the dry -type transformer is affected. SUMMARY
[0004] The utility model discloses a dry -type transformer to solve the long -term exposure of the existing dry -type transformer mentioned in the above background art in the outside environment, and the wire connecting part of the dry -type transformer is usually directly connected by winding insulation tape, and the insulation tape wound on the connecting part is easy to be eroded and oxidized after long -term use, which affects the conductivity of the wire, and in serious cases, the safety of the dry -type transformer is affected.
[0005] To achieve the above object, the utility model provides the following technical scheme: a dry -type transformer, including transformer body, the surface of transformer body front end is located at the upper place and is connected with the mounting plate through bolt fixing, the surface top of mounting plate is installed with the terminal block, the terminal block is connected by the connecting block and is formed to the plurality of plug -in, the plug -in includes the terminal block and the adjusting cylinder, the surface of terminal block is equipped with the terminal cavity, the surface top of terminal block is located at the front -back fixed connection and has the adjusting cylinder, and the adjusting cylinder is communicated with terminal cavity, the pressure bolt is connected in the adjusting cylinder in the screw thread of pressure bolt bottom.
[0006] Preferably, the surface of the mounting plate is provided with a mounting hole, the surface of the connecting block is provided with a connecting hole at the opposite position of the mounting hole, and the connecting hole and the mounting hole are connected by a fastener.
[0007] Preferably, the surface of the transformer body is provided with a coil in the middle, the surface of the transformer body is provided with a wire binding plate at the upper and lower ends of the coil, and the surface of the wire binding plate is provided with a plurality of wire binding positions at equal intervals.
[0008] Beneficial effects
[0009] Compared with the prior art, the utility model has the beneficial effects that:
[0010] In combination with the structural design of the utility model, the wiring terminal seat is arranged on the top of the transformer body, so that the wire connecting part of the dry-type transformer is connected through the wiring terminal seat, thereby effectively solving the problems in the background art. BRIEF DESCRIPTION OF DRAWINGS
[0011] Fig. 1 It is a whole structure schematic view of the utility model;
[0012] Fig. 2 It is a transformer body and wiring terminal seat cooperation structure schematic view of the utility model;
[0013] Fig. 3 It is a wiring terminal seat structure schematic view of the utility model.
[0014] The corresponding relationship between the annotations of the drawings and the component names in the drawings is as follows:
[0015] 1. Transformer body; 2. Mounting plate; 3. Wiring terminal seat; 4. Coil; 5. Wire binding plate; 21. Mounting hole;
[0016] 31. Connector; 32. Connecting block; 51. Wire binding position; 311. Wiring block; 312. Adjusting cylinder;
[0017] 313. Wiring cavity; 314. Pressing bolt; 321. Connecting hole. DETAILED DESCRIPTION
[0018] The technical solutions of the utility model will be described clearly and completely in combination with the embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.
[0019] In the description of the utility model, it should be noted that the directions or position relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "vertical", "horizontal" and the like are the directions or position relationships shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and are not indicative or suggestive of the devices or elements indicated having a specific direction, being constructed and operated in a specific direction, and therefore should not be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and should not be understood as indicative or suggestive of relative importance.
[0020] AsFigs. 1-3 It is a structure diagram of a dry-type transformer of a preferred embodiment of the utility model, in the embodiment, a dry-type transformer, including transformer body 1, the front end surface of transformer body 1 is located at the upper portion and is fixedly connected with mounting plate 2 by bolt, wiring terminal block 3 is installed on the surface top of mounting plate 2, and the connection work of wire connecting portion is realized through wiring terminal block 3, the function of protecting wire connecting portion is played, and wiring terminal block 3 is connected by a plurality of connector plugs 31 through connecting blocks 32, the appropriate number of connector plugs 31 can be selected according to actual use demand, connector plug 31 includes wiring block 311 and adjusting cylinder 312, wiring cavity 313 is formed in the surface of wiring block 311, and wiring cavity 313 is the position for realizing wire connection, adjusting cylinder 312 is fixedly connected on the top surface of wiring block 311 and is communicated with wiring cavity 313, compression bolt 314 is screwed in adjusting cylinder 312, the bottom of compression bolt 314 is movably arranged in wiring cavity 313, and by rotating compression bolt 314 clockwise in adjusting cylinder 312, compression bolt 314 is downwardly pressed and connected to wire connecting portion, so that wire connection is prevented from loosening and separating;Combining the above structure design, the problems in the background art can be effectively solved.
[0021] In the embodiment, mounting hole 21 is formed in the surface of mounting plate 2, connecting hole 321 is formed in the surface of connecting block 32 and is located at the opposite position of mounting hole 21, and connecting hole 321 and mounting hole 21 are connected by fasteners, so that the connecting and fixing effect of wiring terminal block 3 is realized.
[0022] In the embodiment, coil 4 is installed on the surface of transformer body 1, wire binding plate 5 is fixedly installed on the surface of transformer body 1 and is located at the upper and lower ends of coil 4, a plurality of wire binding positions 51 are equidistantly formed in the surface of wire binding plate 5, the wire binding function of wire is realized through the setting of wire binding position 51, and wire binding position 51 can effectively distinguish the wires connected in wiring terminal block 3, so that the maintenance work in the later use process is facilitated.
[0023] The above content is further detailed description of the utility model in combination with specific embodiments, and the specific implementation of the utility model cannot be limited to these descriptions, for ordinary skilled person in the technical field of the utility model, without departing from the concept of the utility model, a plurality of simple deductions or substitutions can be made, and all should be regarded as belonging to the protection scope determined by the claims of the utility model.
Claims
1. Dry-type transformer comprising a transformer body (1), characterized in that: The transformer body (1) front end surface is located above by bolt fixedly connected with mounting plate (2), the mounting plate (2) surface top is equipped with terminal block (3), the terminal block (3) is connected by a plurality of connector (31) by connecting block (32), the connector (31) includes terminal block (311) and adjusting cylinder (312), the terminal block (311) surface is equipped with terminal cavity (313), the terminal block (311) top surface is located in front and rear fixedly connected with adjusting cylinder (312), and the adjusting cylinder (312) is communicated with terminal cavity (313), the adjusting cylinder (312) is screwed with compression bolt (314) in, the compression bolt (314) bottom is in the terminal cavity (313) in.
2. A dry-type transformer as claimed in claim 1, characterized in that: The mounting plate (2) surface is equipped with mounting hole (21), the connecting block (32) surface is located in the opposite position of mounting hole (21) and is equipped with connecting hole (321), and the connecting hole (321) is connected with mounting hole (21) by fastener.
3. The dry-type transformer of claim 1, wherein: The transformer body (1) surface middle part is equipped with coil (4), the transformer body (1) surface is located in the upper and lower ends of coil (4) and is fixedly installed with wire binding plate (5), the wire binding plate (5) surface is equipped with a plurality of wire binding sites (51) at equal intervals.