CN218782862U - Power transformer with good sealing performance - Google Patents
Power transformer with good sealing performance Download PDFInfo
- Publication number
- CN218782862U CN218782862U CN202223478005.4U CN202223478005U CN218782862U CN 218782862 U CN218782862 U CN 218782862U CN 202223478005 U CN202223478005 U CN 202223478005U CN 218782862 U CN218782862 U CN 218782862U
- Authority
- CN
- China
- Prior art keywords
- closing cap
- sealing
- mounting panel
- mounting
- sealed
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a power transformer that sealing performance is good, including casing and closing cap, the top fixed mounting of casing has the mounting panel, the top fixed mounting of mounting panel has sealed insert ring, the screw has all been seted up to the inside of mounting panel, the bolt has been installed to the inside equal screw thread of closing cap, sealed slot has been seted up to the bottom of closing cap, the bottom fixed mounting of closing cap has the closing plate, the central fixed mounting of closing cap bottom has interior wiring box. Through sealed the inserting ring can peg graft in the inside of sealed slot when installing the top of closing cap seal installation at the mounting panel to seal between closing cap and the mounting panel, promote the sealed effect between closing cap and the mounting panel, and sealed the inserting ring can peg graft in the inside of sealed slot, thereby seal between closing cap and the mounting panel, promote the sealed effect between closing cap and the mounting panel, prevent inside infiltration rainwater or impurity, prevent its inside electric leakage and short circuit of taking place.
Description
Technical Field
The utility model belongs to the technical field of power transformer, concretely relates to power transformer that sealing performance is good.
Background
The power transformer is a static electric device for transforming alternating voltage and current to transmit alternating current energy, can change the alternating voltage (current) with a certain value into another voltage (current) with the same frequency or different values, and realizes the transmission of the electric energy 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 aims at providing a power transformer that sealing performance is good, solved current power transformer when it uses, because its top generally relies on roof and bolt to fasten, lacks seal assembly's packing between it, leads to its inside easy infiltration rainwater or impurity to lead to its inside problem of taking place electric leakage and short circuit and so on safety problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power transformer that sealing performance is good, includes casing and closing cap, the top fixed mounting of casing has the mounting panel, the top fixed mounting of mounting panel has sealed insert ring, the screw has all been seted up to the inside of mounting panel, the bolt has been installed to the inside equal screw thread of closing cap, sealed slot has been seted up to the bottom of closing cap, the bottom fixed mounting of closing cap has the closing plate, the center fixed mounting of closing cap bottom has interior wiring box, the center fixed mounting at the top of closing cap has outer wiring box, the top fixed mounting of closing cap has three terminal B, the top fixed mounting of closing cap has terminal A, the mounting groove has all been seted up in the outside of closing cap bottom and the outside at mounting panel top, the internally mounted of mounting groove has the seal cover.
Preferably, the number of the screw holes is the same as that of the bolts, and the specification size of the internal threads of the screw holes is matched with that of the external threads of the bolts.
Through above-mentioned technical scheme, the advantage lies in through the inside with bolt threaded connection at the screw to seal up the top at the mounting panel with closing cap seal installation, thereby seal up the top of casing, can make the fastening more of closing cap and mounting panel installation through the bolt and the screw that set up, promote sealed effect.
Preferably, sealing strips are fixedly mounted on two sides of the inner cavity of the sealing slot, the specification and the size of the sealing insert ring are matched with those of the sealing slot, and the position of the sealing insert ring corresponds to that of the sealing slot.
Through above-mentioned technical scheme, the advantage lies in the inside with bolt threaded connection at the screw to sealed insert the ring and can peg graft in the inside of sealing slot when installing closing cap seal at the top of mounting panel, thereby seal between closing cap and the mounting panel, promote the sealed effect between closing cap and the mounting panel.
Preferably, the front and the back of the shell are both fixedly provided with heat-conducting heat-dissipating plates A, and the two sides of the shell are both fixedly provided with heat-conducting heat-dissipating plates B.
Through above-mentioned technical scheme, the advantage lies in can leading out the produced heat of the inside potential device operation of casing through heat conduction heating panel A and the heat conduction heating panel B that set up to reduce the inside temperature of casing, guarantee the operating stability of the inside potential device of casing.
Preferably, the bottom fixed mounting of casing has the support installing leg, the support installing leg has two, and just two support installing legs are the symmetric distribution in the both sides of casing bottom, two the mounting hole has all been seted up to the inside of supporting the installing leg.
Through above-mentioned technical scheme, the advantage lies in conveniently supporting the installation to the transformer is whole through two support installation legs that set up.
Preferably, the top fixed mounting of closing cap has rings, the quantity of rings has four, and four rings are the four corners of rectangle symmetric distribution at the closing cap top.
Through the technical scheme, the transformer hoisting device has the advantages that the transformer can be conveniently hoisted through the four hoisting rings, and the whole transformer is conveniently hoisted.
Compared with the prior art, the beneficial effects of the utility model are that:
through the inside of the bolt threaded connection who sets up at the screw, thereby with the top of closing cap seal installation at the mounting panel, thereby seal the top of casing, bolt and screw through setting up can make the fastening more of closing cap and mounting panel installation, promote sealed effect, and sealed the ring of inserting can peg graft in the inside of sealed slot when the top at the mounting panel with the closing cap seal installation, thereby seal between closing cap and the mounting panel, promote the sealed effect between closing cap and the mounting panel, and sealed the ring of inserting can peg graft in the inside of sealed slot, thereby seal between closing cap and the mounting panel, promote the sealed effect between closing cap and the mounting panel, prevent inside infiltration rainwater or impurity, prevent inside electric leakage and short circuit of taking place.
Drawings
Fig. 1 is a schematic view of the three-dimensional appearance structure of the present invention;
fig. 2 is a schematic bottom perspective view of the present invention;
FIG. 3 is a schematic view of a partial three-dimensional structure of the present invention;
fig. 4 is a schematic view of the structure of the sealing cover in a bottom view.
In the figure: 1. a housing; 2. a heat conduction and dissipation plate A; 3. a heat-conducting heat-dissipating plate B; 4. supporting the mounting legs; 5. sealing sleeves; 6. a binding post A; 7. an outer junction box; 8. a hoisting ring; 9. a binding post B; 10. sealing the cover; 11. a bolt; 12. mounting a plate; 13. an inner junction box; 14. a sealing plate; 15. sealing the slot; 16. a placing groove; 17. sealing and inserting the ring; 18. and a screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is to be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1-4, a power transformer with good sealing performance comprises a shell 1 and a sealing cover 10, a mounting plate 12 is fixedly mounted at the top of the shell 1, a sealing insert ring 17 is fixedly mounted at the top of the mounting plate 12, screw holes 18 are formed in the mounting plate 12, bolts 11 are arranged in the sealing cover 10 in a threaded manner, a sealing slot 15 is formed in the bottom of the sealing cover 10, a sealing plate 14 is fixedly mounted at the bottom of the sealing cover 10, an inner junction box 13 is fixedly mounted at the center of the bottom of the sealing cover 10, an outer junction box 7 is fixedly mounted at the center of the top of the sealing cover 10, three terminals B9 are fixedly mounted at the top of the sealing cover 10, a terminal A6 is fixedly mounted at the top of the sealing cover 10, mounting grooves 16 are formed in the outer side of the bottom of the sealing cover 10 and the outer side of the top of the mounting plate 12, and a sealing sleeve 5 is mounted inside the mounting grooves 16.
The working principle of the technical scheme is as follows:
the output end of the transformer device inside the shell 1 is connected with the input end of the inner junction box 13, the bolt 11 is in threaded connection with the inside of the screw hole 18, the sealing cover 10 is hermetically installed at the top of the installation plate 12, the top of the shell 1 is sealed, the sealing cover 10 and the installation plate 12 can be installed more tightly through the bolt 11 and the screw hole 18, the sealing effect is improved, the bolt 11 is in threaded connection with the inside of the screw hole 18, the sealing insert ring 17 can be inserted into the sealing insert groove 15 when the sealing cover 10 is hermetically installed at the top of the installation plate 12, the sealing between the sealing cover 10 and the installation plate 12 is sealed, the sealing effect between the sealing cover 10 and the installation plate 12 is improved, in addition, after the sealing cover 10 is installed at the top of the installation plate 12, the sealing sleeve 5 can be installed on the inner side of the installation groove 16, the connection between the sealing cover 10 and the installation plate 12 is sealed, the sealing performance of the transformer is improved, heat generated by the operation of the transformer device inside the shell 1 can be conducted out through the arranged heat conducting plate A2 and the heat conducting plate B3, the temperature inside the shell 1 is reduced, and the operation stability of the transformer device inside the shell 1 is guaranteed.
In another embodiment, as shown in fig. 1 to 4, the number of the screw holes 18 is the same as that of the bolts 11, the specification and size of the internal thread of the screw hole 18 are matched with those of the external thread of the bolt 11, sealing strips are fixedly mounted on both sides of the inner cavity of the sealing slot 15, the specification and size of the sealing insert ring 17 are matched with those of the sealing slot 15, and the position of the sealing insert ring 17 corresponds to that of the sealing slot 15.
Through the inside with 11 threaded connection of bolt in screw 18, thereby with closing cap 10 seal installation at the top of mounting panel 12, thereby seal the top of casing 1, bolt 11 through setting up and screw 18 can make the fastening more of closing cap 10 and mounting panel 12 installation, promote sealed effect, in the inside with bolt 11 threaded connection at screw 18, thereby sealed insert ring 17 can peg graft in the inside of sealed slot 15 when with closing cap 10 seal installation at the top of mounting panel 12, thereby seal between closing cap 10 and the mounting panel 12, promote the sealed effect between closing cap 10 and the mounting panel 12.
In another embodiment, as shown in fig. 1 to 4, heat-conducting and heat-dissipating plates A2 are fixedly mounted on both front and back sides of the housing 1, and heat-conducting and heat-dissipating plates B3 are fixedly mounted on both sides of the housing 1.
The heat generated by the operation of the transformer device in the shell 1 can be led out through the arranged heat conduction and heat dissipation plate A2 and the heat conduction and heat dissipation plate B3, so that the temperature in the shell 1 is reduced, and the operation stability of the transformer device in the shell 1 is ensured.
In another embodiment, as shown in fig. 1 to 4, two support mounting legs 4 are fixedly mounted at the bottom of the casing 1, the two support mounting legs 4 are symmetrically distributed at two sides of the bottom of the casing 1, mounting holes are formed in the two support mounting legs 4, hanging rings 8 are fixedly mounted at the top of the sealing cover 10, the number of the hanging rings 8 is four, and the four hanging rings 8 are symmetrically distributed at four corners of the top of the sealing cover 10 in a rectangular shape.
The transformer is convenient to integrally support and install through the two support installation legs 4, the transformer can be conveniently lifted through the four lifting rings 8, and the transformer is conveniently integrally lifted.
The utility model discloses a theory of operation and use flow: firstly, the output end of the voltage transformation device inside the shell 1 is connected with the input end of the inner junction box 13, then the bolt 11 is in threaded connection with the inside of the screw hole 18, so that the sealing cover 10 is in sealed installation at the top of the mounting plate 12, thereby the top of the shell 1 is sealed, the sealing cover 10 and the mounting plate 12 can be installed more tightly through the arranged bolt 11 and the screw hole 18, the sealing effect is improved, then the bolt 11 is in threaded connection with the inside of the screw hole 18, thereby the sealing insert ring 17 can be inserted into the sealing insert groove 15 when the sealing cover 10 is in sealed installation at the top of the mounting plate 12, thereby the sealing between the sealing cover 10 and the mounting plate 12 is sealed, the sealing effect between the sealing cover 10 and the mounting plate 12 is improved, in addition, after the sealing cover 10 is installed at the top of the installation plate 12, the sealing sleeve 5 can be installed on the inner side of the installation groove 16, so that the joint of the sealing cover 10 and the installation plate 12 is sealed, the sealing performance of the transformer is improved, heat generated by the operation of the transformer device inside the shell 1 can be led out through the arranged heat conduction heating panel A2 and the arranged heat conduction heating panel B3, the temperature inside the shell 1 is reduced, the operation stability of the transformer equipment inside the shell 1 is ensured, the whole transformer can be conveniently supported and installed through the two arranged supporting and installation legs 4, the transformer can be conveniently lifted through the four arranged lifting rings 8, and the whole transformer is conveniently lifted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A power transformer with good sealing performance comprises a shell (1) and a cover (10), and is characterized in that: the utility model discloses a sealing structure of a motor vehicle, including casing (1), mounting panel (12), the top fixed mounting of mounting panel (12) has sealed insert ring (17), screw (18) have all been seted up to the inside of mounting panel (12), bolt (11) have been installed to inside equal screw thread of closing cap (10), sealed slot (15) have been seted up to the bottom of closing cap (10), the bottom fixed mounting of closing cap (10) has closing plate (14), the center fixed mounting of closing cap (10) bottom has interior wiring box (13), the center fixed mounting at the top of closing cap (10) has outer wiring box (7), the top fixed mounting of closing cap (10) has three terminal B (9), the top fixed mounting of closing cap (10) has terminal A (6), mounting groove (16) have all been seted up in the outside at the outside of closing cap (10) bottom and mounting panel (12) top, the internally mounted of mounting groove (16) has seal cover (5).
2. A power transformer with good sealing performance according to claim 1, characterized in that: the number of the screw holes (18) is the same as that of the bolts (11), and the specification size of the internal threads of the screw holes (18) is matched with that of the external threads of the bolts (11).
3. A power transformer with good sealing performance according to claim 1, characterized in that: the sealing device is characterized in that sealing strips are fixedly mounted on two sides of an inner cavity of the sealing slot (15), the specification size of the sealing insert ring (17) is matched with the specification size of the sealing slot (15), and the position of the sealing insert ring (17) corresponds to the position of the sealing slot (15).
4. A power transformer according to claim 1, having a good sealing performance, characterized in that: the heat-conducting heat-radiating plate is characterized in that the front and the back of the shell (1) are fixedly provided with a heat-conducting heat-radiating plate A (2), and the two sides of the shell (1) are fixedly provided with a heat-conducting heat-radiating plate B (3).
5. A power transformer with good sealing performance according to claim 1, characterized in that: the bottom fixed mounting of casing (1) has support installing leg (4), it has two to support installing leg (4), and just two support installing leg (4) are the both sides of symmetric distribution in casing (1) bottom, two the mounting hole has all been seted up to the inside of supporting installing leg (4).
6. A power transformer according to claim 1, having a good sealing performance, characterized in that:
the top of the sealing cover (10) is fixedly provided with four hanging rings (8), the number of the hanging rings (8) is four,
and the four lifting rings (8) are symmetrically distributed at four corners of the top of the sealing cover (10) in a rectangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223478005.4U CN218782862U (en) | 2022-12-26 | 2022-12-26 | Power transformer with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223478005.4U CN218782862U (en) | 2022-12-26 | 2022-12-26 | Power transformer with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218782862U true CN218782862U (en) | 2023-03-31 |
Family
ID=85723227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223478005.4U Active CN218782862U (en) | 2022-12-26 | 2022-12-26 | Power transformer with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218782862U (en) |
-
2022
- 2022-12-26 CN CN202223478005.4U patent/CN218782862U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205622526U (en) | Heat radiator for converter | |
| CN218782862U (en) | Power transformer with good sealing performance | |
| CN201490820U (en) | Flameproof junction box used for high-power motor | |
| CN210469130U (en) | Grid-connected inverter | |
| CN211295811U (en) | Circuit breaker cabinet | |
| CN210074778U (en) | Reactive power compensator cooling system | |
| CN211508928U (en) | Inverter of variable-frequency generator | |
| CN206402117U (en) | A kind of frequency converter and composition motor | |
| CN213717146U (en) | Waterproof light-adjusting power supply | |
| CN221203106U (en) | Metal casing and ACDC power supply | |
| CN209804451U (en) | Heat dissipation formula low pressure shunt capacitance ware | |
| CN212907289U (en) | Contravariant inductance box | |
| CN221329421U (en) | Radiating assembly and high-low voltage dual-output power supply | |
| CN205356171U (en) | Concave station intelligence dc -to -ac converter | |
| CN211508888U (en) | Wind power generation grid-connected inverter | |
| CN219893646U (en) | Switch power supply shell | |
| CN218276488U (en) | Frequency converter | |
| CN219478393U (en) | Miniature photovoltaic inverter | |
| CN213783122U (en) | Box body for high-frequency high-voltage digital inverter power supply | |
| CN217769899U (en) | Waterproof dc-to-ac converter suitable for it is outdoor | |
| CN210958220U (en) | Compact mining explosion-proof frequency converter power unit and frequency converter | |
| CN213583358U (en) | Transformer on-off device for photovoltaic power generation | |
| CN203503476U (en) | New combination type independent unit cooling capacitor device | |
| CN210167223U (en) | Special electromagnetism harmonic reactor is irrigated by lifting water to a higher level with a water pump to photovoltaic | |
| CN216056584U (en) | Universal motor connecting set and motor module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |