CN217114027U - Power transformer with good sealing performance - Google Patents
Power transformer with good sealing performance Download PDFInfo
- Publication number
- CN217114027U CN217114027U CN202220161856.7U CN202220161856U CN217114027U CN 217114027 U CN217114027 U CN 217114027U CN 202220161856 U CN202220161856 U CN 202220161856U CN 217114027 U CN217114027 U CN 217114027U
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- power transformer
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- transformer body
- sealing performance
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Abstract
The utility model discloses a power transformer that sealing performance is good, including the power transformer body, the fixed surface of power transformer body installs the heating panel, and the top demountable installation of power transformer body has fixed roof, and the surface thread of fixed roof installs locking bolt, and the screw thread groove has been seted up on the surface of fixed roof, and the inside groove has been seted up to the inside of power transformer body, and the fixed bottom frame of surface department fixed mounting of inside groove, the top fixed mounting of fixed bottom frame has the limiting plate, and the top of fixed bottom frame is inlayed and is installed compression spring. The utility model discloses a set up mutually supporting of limiting plate, pressure spring, frame mount and rubber gasket, realized sealed between fixed roof and the power transformer body, effectively avoided because the inside easy infiltration rainwater of power transformer body or impurity and lead to its inside emergence of safety problems such as electric leakage and short circuit, improved the reliable and stable nature of power transformer operation.
Description
Technical Field
The utility model relates to a power transformer technical field, more specifically say, the utility model relates to a power transformer that sealing performance is good.
Background
The power transformer is a static electrical device for transforming alternating voltage and current to transmit alternating current power, can transform a certain value of alternating voltage (current) into another voltage (current) with the same frequency or different values, and realizes power transmission according to the principle of electromagnetic induction.
When the existing power transformer is used, the top end of the existing power transformer is generally fastened by a top plate and a bolt, and the sealing assembly is not arranged between the top end of the existing power transformer and the top end of the existing power transformer, so that rainwater or impurities easily permeate into the inside of the existing power transformer, and safety problems such as electric leakage and short circuit occur in the existing power transformer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a power transformer that sealing performance is good, avoids getting into inside because of rainwater moisture and takes place trouble such as electric leakage, short circuit.
In order to solve the technical problem, the utility model adopts the following technical proposal.
The power transformer with good sealing performance comprises a power transformer body, wherein a heat dissipation plate is fixedly arranged on the outer surface of the power transformer body, a fixed top plate is detachably arranged at the top end of the power transformer body, an inner groove for installing wire turns and an iron core is formed in the power transformer, and the fixed top plate is connected with the top end surface of the power transformer body through a locking bolt; the locking bolt penetrates through the thread groove and the thread mounting groove to firmly mount the power transformer body and the fixed top plate; the upper portion fixed mounting of inside groove internal surface has fixed underframe, and the top fixed mounting of fixed underframe has the limiting plate, and four edges on fixed underframe top are vertical upwards to inlay and install pressure spring, and pressure spring's top fixedly connected with imbeds the frame mount of inside groove, the fixed bonding of top surface of frame mount has the rubber gasket who pastes tight fixed roof bottom end face.
The surface of the locking bolt is uniformly coated with a layer of lubricating grease, and the locking bolt is made of an alloy material.
The shape of the fixed bottom frame is in a shape of a Chinese character 'hui', and the fixed bottom frame is made of a metal material.
The number of the limiting plates is two, and the two limiting plates are respectively located on the left side and the right side of the fixed bottom frame.
The outer surface of each compression spring is evenly coated with a layer of anticorrosive paint, the number of the compression springs is four, and the four compression springs are respectively positioned at four corners of the top end face of the fixed bottom frame.
The shape of the frame type fixing frame is matched with that of the fixing bottom frame, and the frame type fixing frame is made of a metal material.
The thickness range of the rubber gasket is from one centimeter to one point five centimeters, and the top end surfaces of the rubber gaskets are smooth.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
the utility model discloses a set up the limiting plate, compression spring, mutually supporting of frame mount and rubber gasket, make frame mount and rubber gasket support under compression spring's effect and tightly laminate to the gap department between fixed roof and the power transformer body, utilize the limiting plate to carry out spacing extrusion to rubber gasket and reduce simultaneously, and then make the increase of effort between the inner wall of rubber gasket and power transformer body, realized sealed between fixed roof and the power transformer body, effectively avoided because the inside easy infiltration rainwater of power transformer body or impurity and lead to inside emergence safety problems such as electric leakage and short circuit of taking place, the reliability and stability of power transformer operation has been improved.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is an enlarged schematic structural view of a portion a of fig. 2 according to the present invention;
fig. 4 is a schematic view of the internal structure of the present invention;
fig. 5 is an enlarged schematic structural diagram of the position B in fig. 4 according to the present invention.
[ reference numerals ]
1. A power transformer body; 2. a heat dissipation plate; 3. fixing a top plate; 4. locking the bolt; 5. a thread groove; 6. an inner tank; 7. fixing the bottom frame; 8. a limiting plate; 9. a compression spring; 10. a frame type fixing frame; 11. a rubber gasket; 12. and (4) a thread mounting groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a power transformer that sealing performance is good, its structure is as shown in attached 1 to attached 5, including power transformer body 1, power transformer body 1's surface fixed mounting has heating panel 2, and power transformer body 1's top demountable installation has fixed roof 3, and power transformer 1's inside is seted up the inside groove 6 of installation turn and iron core, pass through locking bolt 4 and be connected between fixed roof 3 and the top end face of power transformer body 1.
The utility model discloses in, thread groove 5 has been seted up on the surface of roof fixing 3, and corresponding screw thread mounting groove 12 about 5 with thread groove is seted up to the top surface of power transformer body 1, locking bolt 4 passes behind thread groove 5 and the screw thread mounting groove 12 firmly with power transformer body and roof fixing installation. In the embodiment, a layer of lubricating grease is uniformly coated on the surface of the locking bolt 4, and the locking bolt 4 is made of an alloy material; the inner wall surface of the thread mounting groove 12 is smooth, so that when the thread mounting groove 12 is in contact with the locking bolt 4, the friction force between the thread mounting groove 12 and the locking bolt 4 is small, the problem that the wear rate between the locking bolt 4 and the thread mounting groove 12 is too high is effectively solved, and the service life between the components is effectively prolonged.
The upper portion of the internal surface of the internal groove 6 of the power transformer body is fixedly provided with a fixed bottom frame 7, and the top end of the fixed bottom frame 7 is fixedly provided with a limiting plate 8. In this embodiment, the shape of the fixing bottom frame 7 is a square-letter shape, and the fixing bottom frame 7 is made of a metal material; the number of the limiting plates 8 is two, and the two limiting plates 8 are respectively positioned at the left side and the right side of the fixed bottom frame 7.
Four edges of fixed underframe 7 are vertically upwards inlayed and are installed pressure spring 9, and pressure spring 9's top fixedly connected with frame mount 10, the fixed bonding of top surface of frame mount 10 has the rubber gasket 11 of the 3 bottom faces of the tight fixed roof of subsides. In the embodiment, a layer of anticorrosive paint is uniformly coated on the outer surface of each compression spring 9, the number of the compression springs 9 is four, the four compression springs 9 are respectively positioned at four corners of the top end surface of the fixed bottom frame 7, and the compression springs 9 are in a compressed state in an initial state; the shape of the frame type fixing frame 10 is matched with that of the fixing bottom frame 7, and the material of the frame type fixing frame 10 is a metal material.
The utility model discloses during the installation, operating personnel will fix roof 3 and arrange in on the inside groove 6 of power transformer body 1, be fixed in the top department of power transformer body 1 through locking bolt 4 after that, frame mount 10 and rubber gasket 11 support tightly laminating to the gap department between fixed roof 3 and the power transformer body 1 under compression spring 9's effect simultaneously, and utilize limiting plate 8 to carry out spacing extrusion to rubber gasket 11 and reduce, and then make the increase of effort between rubber gasket 11 and power transformer body 1's the inner wall, the device's sealed effect has further been improved, finally realize the waterproof sealing function to power transformer body 1.
Claims (7)
1. The power transformer with good sealing performance comprises a power transformer body (1), wherein a heat dissipation plate (2) is fixedly arranged on the outer surface of the power transformer body (1), a fixed top plate (3) is detachably arranged at the top end of the power transformer body (1), an inner groove (6) for installing wire turns and an iron core is formed in the power transformer body (1), the fixed top plate (3) is connected with the top end surface of the power transformer body (1) through a locking bolt (4), it is characterized in that the edge of the fixed top plate (3) is provided with a thread groove (5), the top surface of the power transformer body (1) is provided with a thread installation groove (12) which is corresponding to the thread groove (5) up and down, the locking bolt penetrates through the thread groove (5) and the thread mounting groove (12) to firmly mount the power transformer body and the fixed top plate; the upper portion fixed mounting of inside groove (6) internal surface has fixed underframe (7), and the top fixed mounting of fixed underframe (7) has limiting plate (8), and vertical upwards inlaying of four edges on fixed underframe (7) top installs pressure spring (9), and the top fixedly connected with of pressure spring (9) imbeds frame mount (10) of inside groove, the top surface of frame mount (10) is fixed to bond has rubber gasket (11) of pasting tight fixed roof (3) bottom face.
2. The power transformer with good sealing performance according to claim 1, characterized in that the surface of the locking bolt (4) is uniformly coated with a layer of lubricating grease, and the material of the locking bolt (4) is an alloy material.
3. The power transformer with good sealing performance according to claim 1, wherein the shape of the fixing bottom frame (7) is a square shape, and the material of the fixing bottom frame (7) is a metal material.
4. The power transformer with good sealing performance according to claim 1, wherein the number of the limiting plates (8) is two, and the two limiting plates (8) are respectively positioned at the left side and the right side of the fixed bottom frame (7).
5. The power transformer with good sealing performance according to claim 1, wherein the outer surfaces of the compression springs (9) are uniformly coated with a layer of anticorrosive paint, the number of the compression springs (9) is four, and the four compression springs (9) are respectively positioned at four corners of the top end face of the fixed bottom frame (7).
6. The power transformer with good sealing performance according to claim 1, wherein the shape of the frame type fixing frame (10) is matched with the shape of the fixing bottom frame (7), and the material of the frame type fixing frame (10) is a metal material.
7. The power transformer with good sealing performance according to claim 1, wherein the thickness of the rubber gasket (11) ranges from one centimeter to one point five centimeters, and the top end surface of the rubber gasket (11) is smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220161856.7U CN217114027U (en) | 2022-01-21 | 2022-01-21 | Power transformer with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220161856.7U CN217114027U (en) | 2022-01-21 | 2022-01-21 | Power transformer with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217114027U true CN217114027U (en) | 2022-08-02 |
Family
ID=82596310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220161856.7U Active CN217114027U (en) | 2022-01-21 | 2022-01-21 | Power transformer with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217114027U (en) |
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2022
- 2022-01-21 CN CN202220161856.7U patent/CN217114027U/en active Active
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