CN220020790U - Voltage conversion photovoltaic transformer - Google Patents
Voltage conversion photovoltaic transformer Download PDFInfo
- Publication number
- CN220020790U CN220020790U CN202321508325.1U CN202321508325U CN220020790U CN 220020790 U CN220020790 U CN 220020790U CN 202321508325 U CN202321508325 U CN 202321508325U CN 220020790 U CN220020790 U CN 220020790U
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- plate
- box body
- welding hole
- wall
- pull rod
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 60
- 239000000758 substrate Substances 0.000 abstract 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 17
- 238000010438 heat treatment Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011889 copper foil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000003204 osmotic effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 230000003245 working 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 voltage conversion photovoltaic transformer, which comprises a box body and a framework, wherein the framework is arranged in the box body, a boss is arranged on the outer wall of the box body, a welding hole penetrating through the outer wall of the box body is arranged on the boss, a plurality of groups of substrates matched with the welding hole are arranged on the inner wall of the box body, a screw is connected to the substrates in a threaded manner, the screw is arranged perpendicular to the axis of the welding hole, a fixed plate is arranged on one side of the screw close to the welding hole, an auxiliary plate is arranged on the inner wall of the box body, the auxiliary plate is arranged around the welding hole, a clamping plate is hinged to the auxiliary plate, and a reset component is arranged at one end of the clamping plate, which is far away from the hinge connection part of the auxiliary plate; the lead is fixed at one end of the inner side of the box body through the fixing plate and the clamping plate, so that the lead is prevented from moving towards the inner side of the box body to pull the welding part.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a voltage conversion photovoltaic transformer.
Background
The utility model discloses a photovoltaic transformer in the chinese patent of bulletin number CN212934358U, including box and conservator, the upper end of box is provided with the conservator, the both ends of connecting rod all are provided with the heating panel, be provided with round spout and fixing bolt on the surface of heating panel, round spout and fixing bolt set up in different vertical planes, the heating panel passes through fixing bolt and box threaded connection, can take off the heating panel from the box, convenient washing has also improved cleaning quality simultaneously, holistic working property has been improved greatly, the osmotic membrane encloses into sealed rectangle with the conservator inner wall, when oil uses for a long time, can become ageing, seriously influence the operating life of transformer, filter oil again through the osmotic membrane, can remove partial impurity in the oil, reach the use standard again, not only can reduce use cost, can also reduce maintenance frequency. In the patent, a low-voltage lead and a high-voltage lead are respectively connected with a low-voltage sleeve and a high-voltage sleeve, and a winding lead extends out of the interior of the transformer to be connected with equipment. The welded connection between the lead and the sleeve is not reinforced in this patent. The welding fixation of the winding lead and the pin is easy to loosen.
Based on the above, the utility model designs a voltage conversion photovoltaic transformer to solve the above problems.
Disclosure of Invention
The utility model aims to provide a voltage conversion photovoltaic transformer so as to solve the technical problems.
In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a voltage conversion's photovoltaic transformer, includes box body and skeleton, the skeleton is located in the box body, be equipped with the boss on the box body outer wall, be equipped with on the boss and run through the welding hole of box body outer wall, be equipped with on the box body inner wall with the multiunit base plate that the welding hole matches each other, multiunit the base plate with the welding hole axis is central symmetry and centers on the welding hole setting, threaded connection has the screw rod on the base plate, the screw rod perpendicular with the welding hole axis sets up, the screw rod is close to welding hole one side is equipped with the fixed plate, be equipped with the accessory plate on the box body inner wall, the accessory plate centers on the welding hole sets up, articulated being equipped with splint on the accessory plate, splint keep away from with accessory plate articulated one end mutually is equipped with reset assembly.
Preferably, the reset assembly comprises a pull rod and a first elastic piece, the pull rod is connected with the auxiliary plate in a sliding manner, one end, away from the auxiliary plate, of the pull rod is hinged with the clamping plate, and the first elastic piece is arranged between the auxiliary plate and the clamping plate.
Preferably, an abutting plate is arranged on one side, far away from the auxiliary plate, of the pull rod, and one end, far away from the auxiliary plate, of the first elastic piece is connected with the abutting plate.
Preferably, a connecting block is arranged between the pull rod and the clamping plate, the clamping plate is hinged with the connecting block, the pull rod is connected with the connecting block in a mutually rotating way, a thread bush is arranged on the outer wall of one side of the pull rod, which is close to the clamping plate, and the thread bush is connected with the auxiliary plate in a mutually threaded way.
Preferably, a first chute is arranged on the inner wall of the box body, the first chute extends towards the central axis direction of the welding hole, and the auxiliary plate is in sliding connection with the first chute.
Preferably, a clamping groove is arranged in the welding hole, and the clamping groove is annularly arranged on one side, away from the inside of the box body, of the welding hole.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the welding hole is arranged at the outer side of the box body to wrap and protect the welding part of the pin and the lead, so that external force applied to the connecting part by the outside is avoided; the lead is fixed at one end of the inner side of the box body through the fixing plate and the clamping plate, so that the lead is prevented from moving towards the inner side of the box body to pull the welding part.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the case of the present utility model;
FIG. 3 is a schematic view of a welded hole structure according to the present utility model;
fig. 4 is a schematic diagram of a reset assembly according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
the device comprises a 1-box body, a 11-framework, a 12-first sliding groove, a 2-boss, a 21-welding hole, a 22-clamping groove, a 3-base plate, a 31-screw rod, a 32-fixing plate, a 4-auxiliary plate, a 41-clamping plate, a 43-abutting plate, a 5-resetting component, a 51-pull rod, a 52-first elastic piece, a 54-connecting block, a 55-threaded sleeve and a 6-pin.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments in the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model.
In connection with fig. 1-4:
the utility model provides a voltage conversion's photovoltaic transformer, including box body 1 and skeleton 11, skeleton 11 locates in the box body 1, be equipped with boss 2 on the box body 1 outer wall, be equipped with the welding hole 21 that runs through the box body 1 outer wall on the boss 2, be equipped with on the box body 1 inner wall with welding hole 21 mutually matched's multiunit base plate 3, multiunit base plate 3 is central symmetry around welding hole 21 setting with the welding hole 21 axis as the center, threaded connection has screw rod 31 on the base plate 3, screw rod 31 sets up with welding hole 21 axis perpendicularly, screw rod 31 is close to welding hole 21 one side and is equipped with fixed plate 32, be equipped with accessory plate 4 on the box body 1 inner wall, accessory plate 4 sets up around welding hole 21, the articulated splint 41 that are equipped with on the accessory plate 4, splint 41 keep away from and hinge one end with accessory plate 4 mutually and be equipped with reset assembly 5.
Further, the restoring assembly 5 includes a pull rod 51 and a first elastic member 52, the pull rod 51 is slidably connected with the auxiliary plate 4, one end of the pull rod 51 away from the auxiliary plate 4 is hinged with the clamping plate 41, and the first elastic member 52 is disposed between the auxiliary plate 4 and the clamping plate 41.
Further, an abutting plate 43 is disposed on a side of the pull rod 51 away from the auxiliary plate 4, and an end of the first elastic member 52 away from the auxiliary plate 4 is connected to the abutting plate 43.
Further, a connecting block 54 is arranged between the pull rod 51 and the clamping plate 41, the clamping plate 41 is hinged with the connecting block 54, the pull rod 51 is connected with the connecting block 54 in a rotating mode, a threaded sleeve 55 is arranged on the outer wall of one side, close to the clamping plate 41, of the pull rod 51, and the threaded sleeve 55 is connected with the auxiliary plate 4 in a threaded mode.
Further, a first chute 12 is arranged on the inner wall of the box body 1, the first chute 12 extends towards the central axis direction of the welding hole 21, and the auxiliary plate 4 is connected with the first chute 12 in a sliding manner.
Further, a clamping groove 22 is arranged in the welding hole 21, and the clamping groove 22 is annularly arranged at one side of the welding hole 21 far away from the inside of the box body 1.
The specific application embodiment of the utility model is as follows:
the skeleton 11 sets up in transformer box body 1, adopts the copper foil winding material winding that the copper content reaches 99.9% to twine with skeleton 11 on, twines through the copper foil of material softness, has solved the difficult problem of wire winding to can not cause the damage of skeleton 11, because the welded fastening between winding material softness and the pin takes place not hard up fracture more easily. The welding hole 21 that is used for welding pin position in the box body 1 outside is equipped with boss 2, and the box body 1 outer wall is run through to the welding hole 21 that sets up in the boss 2, inserts pin and wire winding tip in the welding hole 21 and carries out welded fastening, is favorable to wrapping up the protection through welding hole 21 inner wall to pin and wire winding tip welded part, is equipped with annular draw-in groove 22 in the welding hole 21, can set up the protrusion that mutually matches with annular draw-in groove 22 on the pin, prescribes a limit to the length of pin insertion welding hole 21. It is advantageous to ensure that the weld is located within the weld aperture 21.
The plurality of groups of base plates 3 are arranged in the box body 1 symmetrically around the welding hole 21, and the position of the screw 31 on the base plates 3 is adjusted by rotating the screw 31 to drive the fixing plate 32 arranged at one end of the screw 31 close to the welding hole 21 to move oppositely so as to fix the winding drawn into the welding hole 21. The wire winding outside the welding hole 21 is prevented from generating pulling force in the welding hole 21 due to gravity, so that the wire winding is separated from the pin.
The first chute 12 is arranged on the inner wall of the box body 1, the auxiliary plate 4 is positioned in the first chute 12 to slide, the auxiliary plate 4 is moved to adjust the distance between the auxiliary plate 4 and the welding hole 21, and one end of a winding wire positioned in the box body 1 and close to the welding hole 21 is fixed through a clamping plate 41 arranged on the auxiliary plate 4, so that the winding wire is further fixed. A fixing device can be arranged in the first chute 12 and is opposite to the limit plate 4 and positioned at the position 4 in the first chute 12
The first elastic member 52 may be made of a spring. The first elastic member 52 is disposed at an end of the clamping plate 41 away from the auxiliary plate 4, and drives the clamping plate 41 to move toward the center line of the welding hole 21, so as to clamp and fix the winding wire. Since the clamping plate 41 is disposed in the inclined shape in the wire insertion welding hole 21, the clamping plate 41 and the wire abut against each other, and the wire cannot move out of the welding hole 21. The pull rod 51 is hinged with the clamping plate 41, the pull rod 51 is pulled to be positioned at one end of the outer side of the auxiliary plate 4, and the clamping plate 41 is driven to move towards the auxiliary plate 4 by applying an external force to the first elastic piece 52, so that the clamping plate 41 is separated from the winding wire, and the winding wire is taken out from the welding hole 21. The pull rod 51 is provided with the abutting plate 43 connected with the first elastic piece 52, and one end, away from the auxiliary plate 4, of the first elastic piece 52 is connected with the abutting plate 43, so that the pull rod 51 is driven to move horizontally, and the clamping plate 41 cannot move due to the fact that the pull rod 51 and the auxiliary plate 4 are clamped.
The pull rod 51 is connected with the connecting block 54 in a mutually rotating way, a thread sleeve 55 is arranged at one end of the pull rod 51 close to the clamping plate 41, when the pull rod 51 is pulled to enable the clamping plate 41 to move towards the direction of the auxiliary plate 4 until the thread sleeve 55 is close to the auxiliary plate 4, the pull rod 51 is rotated to drive the thread sleeve 55 to rotate, and the position of the pull rod 51 and the position of the clamping plate 41 are fixed through the mutually threaded connection of the thread sleeve 55 and the auxiliary plate 4. Facilitating the simultaneous separation of groups of clamping plates 41 from the windings.
In the description of the utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or be integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms in the utility model will be understood by those of ordinary skill in the art.
Although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a voltage conversion's photovoltaic transformer, includes box body (1) and skeleton (11), its characterized in that: the utility model provides a box body, box body (1) is located to skeleton (11), be equipped with boss (2) on box body (1) outer wall, be equipped with on boss (2) and run through welding hole (21) of box body (1) outer wall, be equipped with on box body (1) inner wall with multiunit base plate (3) of welding hole (21) mutual match, multiunit base plate (3) use welding hole (21) axis is central symmetry and centers on welding hole (21) setting, threaded connection has screw rod (31) on base plate (3), screw rod (31) perpendicular with welding hole (21) axis sets up, screw rod (31) are close to welding hole (21) one side is equipped with fixed plate (32), be equipped with accessory plate (4) on box body (1) inner wall, accessory plate (4) are around welding hole (21) set up, the articulated splint (41) that are equipped with on accessory plate (4), splint (41) keep away from with accessory plate (4) looks articulated one end and be equipped with reset assembly (5).
2. A voltage-converted photovoltaic transformer according to claim 1, characterized in that: the reset assembly (5) comprises a pull rod (51) and a first elastic piece (52), the pull rod (51) is connected with the auxiliary plate (4) in a sliding mode, one end, away from the auxiliary plate (4), of the pull rod (51) is hinged to the clamping plate (41), and the first elastic piece (52) is arranged between the auxiliary plate (4) and the clamping plate (41).
3. A voltage-converted photovoltaic transformer according to claim 2, characterized in that: one side of the pull rod (51) far away from the auxiliary plate (4) is provided with an abutting plate (43), and one end of the first elastic piece (52) far away from the auxiliary plate (4) is connected with the abutting plate (43).
4. A voltage-converted photovoltaic transformer according to claim 2, characterized in that: be equipped with connecting block (54) between pull rod (51) with splint (41), splint (41) with connecting block (54) are articulated each other, pull rod (51) with connecting block (54) are swivelling joint each other, pull rod (51) are close to splint (41) one side outer wall is equipped with thread bush (55), thread bush (55) with auxiliary plate (4) mutual threaded connection.
5. A voltage-converted photovoltaic transformer according to claim 1, characterized in that: the inner wall of the box body (1) is provided with a first chute (12), the first chute (12) extends towards the central axis direction of the welding hole (21), and the auxiliary plate (4) is in sliding connection with the first chute (12).
6. A voltage-converted photovoltaic transformer according to claim 1, characterized in that: the welding device is characterized in that a clamping groove (22) is formed in the welding hole (21), and the clamping groove (22) is annularly arranged on one side, away from the inside of the box body (1), of the welding hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321508325.1U CN220020790U (en) | 2023-06-14 | 2023-06-14 | Voltage conversion photovoltaic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321508325.1U CN220020790U (en) | 2023-06-14 | 2023-06-14 | Voltage conversion photovoltaic transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220020790U true CN220020790U (en) | 2023-11-14 |
Family
ID=88680433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321508325.1U Active CN220020790U (en) | 2023-06-14 | 2023-06-14 | Voltage conversion photovoltaic transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220020790U (en) |
-
2023
- 2023-06-14 CN CN202321508325.1U patent/CN220020790U/en active Active
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