CN221079754U - Transformer convenient to assembly - Google Patents

Abstract

The utility model discloses a transformer convenient to assemble, belongs to the technical field of transformers, and aims to solve the problems that the existing transformer is required to be assembled through a plurality of bolts, is troublesome and is inconvenient to overhaul the inside of the transformer in the later period. Through spacing frame, fixed strip, first jack, fixed section of thick bamboo, first inserted bar, first preforming, first spring, the stationary blade, the connecting cylinder, the face of buckling, the setting of second jack and grafting structure, can put into spacing frame with the fixed strip, utilize the stationary blade to rotate the connecting cylinder and make two face contacts of buckling, the restoring force extrusion first preforming of first spring this moment, first inserted bar inserts in the first jack, thereby realize the assembly of transformer casing and support, grafting structure can peg graft with the second jack, thereby carry out assembly connection with transformer upper cover and transformer casing, can conveniently dismantle fixed strip and transformer upper cover simultaneously, make things convenient for later stage dismantlement transformer casing or overhaul transformer casing inside.

Description

Transformer convenient to assembly

Technical Field

The utility model relates to the technical field of transformers, in particular to a transformer convenient to assemble.

Background

A transformer is a device for changing an ac voltage using the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformers), and the like.

At present, when the transformer is installed, the upper cover of the transformer is required to be fixedly connected with the transformer shell through a plurality of bolts, and the transformer shell is also required to be connected with the bracket through the bolts, so that the assembly of the transformer is realized, the assembly mode is more troublesome, and the later maintenance of the inside of the transformer is inconvenient.

Disclosure of utility model

In view of the problems existing in the prior art, the utility model discloses a transformer convenient to assemble, the technical scheme adopted is that the transformer comprises a bracket, a transformer shell and a transformer upper cover, wherein the transformer shell is arranged on the bracket, the transformer upper cover is arranged on the transformer shell, a limit frame is fixedly connected to the upper surface of the bracket, a first inserting piece can be conveniently placed through the arrangement of the limit frame, two fixing pieces are fixedly connected to the lower surface of the transformer shell, the fixing pieces are positioned in the limit frame, first inserting holes are formed in the limit frame and the fixing pieces, a fixing barrel is fixedly connected to one side of the limit frame, a first inserting rod is movably connected to the inside of the fixing barrel, through the arrangement of the first inserting holes and the first inserting rods, when the first inserting rod is inserted into the first inserting holes, the fixing pieces are fixed in the limit frame, the inside of the fixing barrel is fixedly connected with the first inserting rod, one side of the first inserting rod is sleeved with two fixing pieces, the first inserting pieces are sleeved on one side of the first inserting rod, the first inserting pieces are respectively connected with the first inserting pieces through the first inserting rods, and the first inserting pieces are respectively pressed against one side of the first inserting pieces, the first inserting pieces are respectively pressed against one side of the first inserting pieces is contacted with the first inserting pieces, and the first inserting pieces are pressed against one side of the first inserting pieces, and the first inserting pieces are pressed against the fixing pieces, and the compression pieces are pressed against the compression pieces, and the compression pieces are pressed, when two face of buckling keep away from each other, conveniently make first inserted bar shift out from first jack, the second jack has all been seted up around the transformer casing top, the inside of transformer upper cover is provided with the grafting structure, through the setting of second jack and grafting structure, can conveniently carry out the assembly connection with transformer upper cover and transformer casing, can dismantle the transformer upper cover simultaneously, make things convenient for the later stage to overhaul inside the transformer casing.

According to the preferred technical scheme, the lower surface of the upper cover of the transformer is provided with the groove, the inner wall of the groove is fixedly connected with the insulating sealing gasket, and the insulating sealing gasket can keep sealing between the transformer shell and the groove after the upper cover of the transformer is assembled and connected with the transformer shell.

According to the preferred technical scheme, the third inserting rod is fixedly connected to the bending surface on the fixed cylinder, the third inserting hole is formed in the bending surface on the connecting cylinder, and the connecting cylinder and the fixed cylinder can be conveniently connected in an inserting mode through the arrangement of the third inserting rod and the third inserting hole, so that the first inserting rod is prevented from being reset due to the fact that the connecting cylinder moves.

As a preferable technical scheme of the utility model, the plug-in structure comprises a movable groove, a second inserting rod, a second pressing sheet, a second spring, a screw rod, a pull rod and a rotating handle, wherein the movable groove is formed in the upper cover of the transformer, the second inserting rod is movably connected to the inner part of the movable groove, the second pressing sheet is fixedly connected to the second inserting rod, the second spring is sleeved on one side of the second inserting rod, which is positioned on the second pressing sheet, of the second inserting rod, one end, far away from the second jack, of the second inserting rod is fixedly connected with the screw rod, one end, far away from the screw rod, of the screw rod is fixedly connected with the rotating handle, the second pressing sheet is extruded by the second spring to enable the second inserting rod to be plugged in the second jack through the movable groove, the second inserting rod, the screw rod and the rotating handle, so that the upper cover of the transformer is assembled and connected with the transformer shell, and when the upper cover of the transformer is disassembled, the pull rod is pulled by the rotating handle, the second pressing sheet of the movable groove is enabled to be compressed until the second spring is removed from the second inserting rod, and the inner side of the transformer shell is removed from the second inserting rod, so that the maintenance of the transformer can be convenient.

According to the preferred technical scheme, the screw groove matched with the screw rod is formed in one side of the movable groove in the transformer upper cover, and the screw rod can be in threaded connection with the screw groove by rotating the rotating handle after the second inserted rod is moved out of the second jack through the arrangement of the screw groove, so that the second inserted rod is fixed.

The utility model has the beneficial effects that: according to the utility model, through the arrangement of the limiting frame, the fixing strip, the first jack, the fixing barrel, the first inserting rod, the first pressing piece, the first spring, the fixing piece, the connecting barrel, the bending surface, the second jack and the inserting structure, when the transformer shell is assembled with the bracket, the fixing strip can be placed in the limiting frame, the fixing piece is utilized to rotate the connecting barrel to enable the two bending surfaces to be contacted, at the moment, the restoring force of the first spring presses the first pressing piece, the first pressing piece enables the first inserting rod to be inserted into the first jack, so that the rapid assembly of the transformer shell and the bracket is realized, the inserting structure can be inserted with the second jack, the transformer upper cover and the transformer shell are assembled and connected, meanwhile, the fixing strip and the transformer upper cover can be conveniently disassembled, and the transformer shell can be conveniently disassembled in a later period or the inside of the transformer shell is overhauled.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic view of a partially cut-away structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

FIG. 4 is an enlarged schematic view of the structure of the present utility model at B;

Fig. 5 is a schematic front view of the first insert rod of the present utility model in a state of being removed from the first jack.

In the figure: 1. a bracket; 2. a transformer housing; 3. a transformer upper cover; 4. a limit frame; 5. a fixing strip; 6. a first jack; 7. a fixed cylinder; 8. a first plunger; 9. a first tabletting; 10. a first spring; 11. a fixing piece; 12. a connecting cylinder; 13. a bending surface; 14. a second jack; 15. a plug-in structure; 1501. a movable groove; 1502. a second plunger; 1503. a second tabletting step; 1504. a second spring; 1505. a screw; 1506. a pull rod; 1507. a rotating handle; 16. a groove; 17. an insulating gasket; 18. a third plunger; 19. a third jack; 20. a thread groove.

Detailed Description

Example 1

As shown in fig. 1 to 5, the utility model discloses a transformer convenient to assemble, which adopts the technical scheme that the transformer comprises a bracket 1, a transformer shell 2 and a transformer upper cover 3, wherein the transformer shell 2 is assembled and connected with the bracket 1 for convenience, a limit frame 4 is fixedly connected to the upper surface of the bracket 1, two fixing strips 5 are fixedly connected to the lower surface of the transformer shell 2, the fixing strips 5 are positioned in the limit frame 4, first insertion holes 6 are respectively formed in the limit frame 4 and the fixing strips 5, one side of the limit frame 4 is fixedly connected with a fixing cylinder 7, a first inserting rod 8 is movably connected in the fixing cylinder 7, a first pressing sheet 9 is fixedly connected in the fixing cylinder 7, a first spring 10 is sleeved on one side of the first inserting rod 8, which is positioned in the first pressing sheet 9, the first inserting rod 8 is inserted into the first insertion holes 6, one end of the limit frame 4 far away from the first inserted link 8 is fixedly connected with a fixing plate 11, one side of the fixing plate 11 is fixedly connected with a connecting cylinder 12, one side of the fixing cylinder 7 opposite to the connecting cylinder 12 is provided with a bending surface 13, in order to facilitate the plug connection of the connecting cylinder 12 and the fixing cylinder 7, a third inserted link 18 is fixedly connected on the bending surface 13 on the fixing cylinder 7, a third inserting hole 19 is formed on the bending surface 13 on the connecting cylinder 12, in order to facilitate the assembly connection of the transformer upper cover 3 and the transformer shell 2, a groove 16 is formed on the lower surface of the transformer upper cover 3, an insulating sealing pad 17 is fixedly connected on the inner wall of the groove 16, second inserting holes 14 are formed on the periphery of the top of the transformer shell 2, a movable groove 1501 is formed inside the transformer upper cover 3, a second inserted link 1502 is movably connected inside the movable groove 1501, a second pressing piece 1503 is fixedly connected on the second inserted link 1502, the second spring 1504 is sleeved on one side of the second plunger 1502, which is located at the second pressing piece 1503, one end of the second plunger 1502 away from the second jack 14 is fixedly connected with the screw 1505, one end of the screw 1505 is fixedly connected with the pull rod 1506, one end of the pull rod 1506 away from the screw 1505 is fixedly connected with the rotating handle 1507, and for fixing the second plunger 1502 conveniently, a thread groove 20 matched with the screw 1505 is formed in one side of the transformer upper cover 3, which is located at the movable groove 1501.

The working principle of the utility model is as follows: when the transformer housing 2 and the bracket 1 are assembled, the fixing strip 5 is firstly placed in the limit frame 4, the connecting cylinder 12 is rotated by the fixing piece 11 to enable the two bending surfaces 13 to be in contact, at the moment, the restoring force of the first spring 10 presses the first pressing piece 9, the first pressing piece 9 enables the first inserting rod 8 to be inserted into the first inserting hole 6, the third inserting rod 18 on the fixing cylinder 7 is inserted into the third inserting hole 19 on the connecting cylinder 12, and then the rapid assembly of the transformer housing 2 and the bracket 1 can be realized, when the transformer housing 2 and the transformer upper cover 3 are assembled, the transformer upper cover 3 is firstly covered on the transformer housing 2, the insulating sealing gasket 17 on the inner wall of the groove 16 is in tight contact with the outer side of the top of the transformer housing 2, then the rotating handle 1507 enables the screw 1505 to be moved out of the threaded groove 20, at the moment, the restoring force of the second spring 1503 is pressed into the second pressing piece 1503 by the second pressing piece 1503, the second inserting rod 1502 is spliced with the second inserting hole 14, and therefore the upper cover 3 of the transformer is assembled and connected with the transformer housing 2, and the upper cover 5 and the upper cover 3 of the transformer are further assembled and the upper cover 3 are more convenient to disassemble.

The mechanical connection according to the utility model is a customary practice adopted by the person skilled in the art, and the technical teaching can be obtained by a limited number of tests, which belongs to the common general knowledge.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims (5)

1. The utility model provides a transformer convenient to assembly, includes support (1), transformer casing (2) and transformer upper cover (3), be provided with transformer casing (2) on support (1), be provided with transformer upper cover (3) on transformer casing (2), its characterized in that: the upper surface of the support (1) is fixedly connected with a limit frame (4), the lower surface of the transformer shell (2) is fixedly connected with two fixing strips (5), the fixing strips (5) are positioned in the limit frame (4), first jacks (6) are respectively formed in the limit frame (4) and the fixing strips (5), one side of the limit frame (4) is fixedly connected with a fixed cylinder (7), the inside of the fixed cylinder (7) is movably connected with a first inserting rod (8), the inside of the fixed cylinder (7) is positioned in the first inserting rod (8) and is fixedly connected with a first pressing sheet (9), one side cover that is located first preforming (9) on first inserted bar (8) has first spring (10), first inserted bar (8) are pegged graft with first jack (6), the one end fixedly connected with stationary blade (11) of spacing frame (4) that first inserted bar (8) were kept away from, one side fixedly connected with connecting cylinder (12) of stationary blade (11), one side that fixed cylinder (7) are relative with connecting cylinder (12) all is provided with bending surface (13), second jack (14) have all been seted up around transformer housing (2) top, the inside of transformer upper cover (3) is provided with grafting structure (15).

2. A transformer for facilitating assembly as recited in claim 1, further comprising: the lower surface of the transformer upper cover (3) is provided with a groove (16), and the inner wall of the groove (16) is fixedly connected with an insulating sealing gasket (17).

3. A transformer for facilitating assembly as recited in claim 1, further comprising: a third inserting rod (18) is fixedly connected to the bending surface (13) on the fixed cylinder (7), and a third inserting hole (19) is formed in the bending surface (13) on the connecting cylinder (12).

4. A transformer for facilitating assembly as recited in claim 1, further comprising: the utility model discloses a transformer upper cover, including grafting structure (15), including activity groove (1501), second inserted bar (1502), second preforming (1503), second spring (1504), screw rod (1505), pull rod (1506) and turning handle (1507), activity groove (1501) have been seted up to the inside of transformer upper cover (3), the inside swing joint of activity groove (1501) has second inserted bar (1502), fixedly connected with second preforming (1503) on second inserted bar (1502), one side cover that is located second preforming (1503) on second inserted bar (1502) has second spring (1504), one end fixedly connected with screw rod (1505) of second jack (14) are kept away from to second inserted bar (1502), one end fixedly connected with pull rod (1506) of screw rod (1505), one end fixedly connected with turning handle (1507) of screw rod (1506) are kept away from to pull rod (1506).

5. A transformer for facilitating assembly as recited in claim 4, further comprising: a thread groove (20) matched with the screw rod (1505) is formed in one side of the movable groove (1501) in the transformer upper cover (3).