CN218384698U - Insulating dry-type rectifier transformer - Google Patents

Abstract

The utility model discloses an insulating dry-type rectifier transformer, the on-line screen storage device comprises a base, the top of base is provided with transformer body, transformer body's bottom outer wall has the bottom plate through bolted connection, the bottom outer wall of bottom plate has the dog through bolted connection, the inside of base is provided with the mounting groove, be connected with the screw rod through the bearing between the both sides inner wall of mounting groove, the outside of screw rod has the extrusion piece through threaded connection, one side outer wall of extrusion piece and dog all is provided with the inclined plane, the outside welding that the one end of screw rod extends to the base has the hand wheel. The utility model discloses a screw rod, extrusion piece and the stopper that set up make the extrusion piece extrude fixedly in the mounting groove of base inside the stopper through the rotation of screw rod for can dismantle the transformer body when extrusion piece separates with the stopper, and then make the transformer body more convenient when dismantling.

Description

Insulating dry-type rectifier transformer

Technical Field

The utility model relates to a rectifier transformer technical field, concretely relates to insulating dry-type rectifier transformer.

Background

The rectifier transformer is a power transformer of the rectifying device. The rectifier equipment is characterized in that alternating current is input from a primary side, direct current is output from a secondary side after passing through a rectifier element, and then direct current is provided for a direct current electrical appliance, and an iron core and a winding of a current transformer are not immersed in insulating oil and are called an insulating dry-type transformer, and conversely, the current transformer is a wet-type transformer.

Chinese patent No. CN201621421024.5 relates to a rectifier transformer, which includes: an iron core, a coil, a top plate and a bottom plate; the top plate is provided with a connecting wire groove body, a wire inlet end and a wire outlet end are arranged in the connecting wire groove body, a protective shell is covered outside the wire inlet end, a protective cylinder is arranged outside the wire outlet end, a wire leading cylinder is arranged on the protective cylinder, and the wire leading cylinder is rotatably connected with the protective cylinder through a rotating shaft.

When the rectifier transformer in the above-mentioned patent is fixed, be fixed the bottom plate through a plurality of bolts, however when dismantling, need dismantle a plurality of bolts, lead to the dismantlement of transformer inconvenient. Therefore, it is desirable to design an insulating dry type rectifier transformer to solve the above problems.

Disclosure of Invention

The utility model aims at providing an insulating dry-type rectifier transformer to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides an insulating dry-type rectifier transformer, includes the base, the top of base is provided with transformer body, transformer body's bottom outer wall has the bottom plate through bolted connection, the bottom outer wall of bottom plate has the dog through bolted connection, the inside of base is provided with the mounting groove, be connected with the screw rod through the bearing between the both sides inner wall of mounting groove, there is the extrusion piece outside through threaded connection of screw rod, one side outer wall of extrusion piece and dog all is provided with the inclined plane, the outside welding that the one end of screw rod extends to the base has the hand wheel.

Furthermore, a cavity is formed in the bottom plate, an air pump is connected to the outer wall of the top of the bottom plate through bolts, an air outlet of the air pump is connected with the cavity through a pipeline, and air outlet nozzles which are uniformly distributed are connected to the outer wall of the top of the bottom plate through threads and are located around the transformer body.

Furthermore, a guide pillar is connected between the inner walls of the two sides of the mounting groove through a bolt, a guide sleeve is embedded in the extrusion block, and the guide sleeve is sleeved outside the guide pillar.

Further, the outer wall of the top of the transformer body is connected with a cooling fan through a bolt, and a wiring terminal is arranged at the top of the transformer body.

Furthermore, the outer wall of the guide sleeve is provided with through holes which are uniformly distributed, and graphite is arranged inside the through holes.

Furthermore, a connecting ring is integrally formed on the outer wall of the top of the guide sleeve, and connecting holes are uniformly distributed in the outer wall of the top of the connecting ring.

Furthermore, the bottom outer wall welding of base has the mount pad, the bottom outer wall of mount pad is opened there is the mounting hole.

In the technical scheme, the utility model provides a pair of insulating dry-type rectifier transformer, beneficial effect is:

(1) Through the screw rod, the extrusion piece and the stopper that set up, the rotation through the screw rod makes the extrusion piece extrude fixedly in the mounting groove of base inside the stopper for can dismantle the transformer body when extrusion piece separates with the stopper, and then make the transformer body more convenient when dismantling.

(2) Through the air pump, the cavity and the air outlet nozzle that set up, utilize the air pump to fill compressed air to the cavity of bottom plate inside for compressed air can accelerate the air flow on transformer surface when giving vent to anger the nozzle blowout, makes the heat dissipation of transformer body when carrying out the work better.

(3) Through guide pin bushing, guide pillar and the graphite that sets up, when the extrusion piece moved, the conductor through having graphite slided in the outside of guide pillar for the motion of extrusion piece is more stable and smooth.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic diagram of an overall structure provided in an embodiment of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the base provided in an embodiment of the present invention.

Fig. 3 is a schematic view of a guide sleeve structure provided in an embodiment of the present invention.

Description of reference numerals:

the transformer comprises a base 1, a bottom plate 2, a transformer body 3, an extrusion block 4, a screw rod 5, a hand wheel 6, a mounting seat 7, a mounting hole 8, a stop block 9, an inclined plane 10, a cavity 11, an air outlet nozzle 12, an air pump 13, a guide pillar 14, a heat radiation fan 15, a wiring terminal 16, a mounting groove 17, a guide sleeve 18, a through hole 19, graphite 20, a connecting ring 21 and a connecting hole 22.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the embodiment of the utility model provides a pair of insulating dry-type rectifier transformer, including base 1, base 1's top is provided with transformer body 3, transformer body 3's bottom outer wall has bottom plate 2 through bolted connection, bottom plate 2's bottom outer wall has dog 9 through bolted connection, base 1's inside is provided with mounting groove 17, be connected with screw rod 5 through the bearing between the both sides inner wall of mounting groove 17, there is extrusion piece 4 in screw rod 5's outside through threaded connection, one side outer wall of extrusion piece 4 and dog 9 all is provided with inclined plane 10, the one end of screw rod 5 extends to base 1's outside welding and has hand wheel 6.

Specifically, in the embodiment, including base 1, base 1's top is provided with transformer body 3, transformer body 3 is prior art's rectifier transformer, and rectifier transformer's iron core and the insulating dry-type transformer of winding not flooding in insulating oil, transformer body 3's bottom outer wall has bottom plate 2 through bolted connection, bottom plate 2's bottom outer wall has dog 9 through bolted connection, base 1's inside is provided with mounting groove 17, be connected with screw rod 5 through the bearing between the both sides inner wall of mounting groove 17, screw rod 5 can rotate, screw rod 5's outside has extrusion piece 4 through threaded connection, one side outer wall of extrusion piece 4 and dog 9 all is provided with inclined plane 10, extrude dog 9 through extrusion piece 4, make and fix between transformer body 3 and the base 1, the one end of screw rod 5 extends to base 1's outside welding has hand wheel 6, conveniently rotate screw rod 5 through hand wheel 6.

The utility model provides a pair of insulating dry-type rectifier transformer, through screw rod 5, extrusion piece 4 and the stopper that sets up, the rotation through screw rod 5 makes extrusion piece 4 extrude fixedly in the mounting groove 17 of base 1 inside the stopper for can dismantle transformer body 3 when extrusion piece 4 separates with the stopper, and then make transformer body 3 more convenient when dismantling.

The utility model provides a further embodiment, the inside of bottom plate 2 is provided with cavity 11, there is air pump 13 top outer wall of bottom plate 2 through bolted connection, the gas outlet of air pump 13 passes through the pipe connection with cavity 11, there is evenly distributed's play gas nozzle 12 top outer wall of bottom plate 2 through threaded connection, play gas nozzle 12 is located transformer body 3 all around, fill compressed air to cavity 11 inside of bottom plate 2 through air pump 13, make compressed air can accelerate the air flow on transformer surface when going out gas nozzle 12 blowout, make transformer body 3 better in the heat dissipation of carrying out the during operation, and then can make transformer body 3 be difficult to appear overheated phenomenon.

The utility model provides a further embodiment, there is guide pillar 14 through bolted connection between the both sides inner wall of mounting groove 17, the inside of extrusion piece 4 is embedded to have guide pin bushing 18, guide pin bushing 18 cup joints in the outside of guide pillar 14, make extrusion piece 4 can carry out stable slip in the outside of guide pillar 14, the outer wall of guide pin bushing 18 is provided with evenly distributed's through-hole 19, the inside of through-hole 19 is provided with graphite 20, utilize graphite 20 to play lubricated effect, make the motion of extrusion piece 4 more stable and smooth.

The utility model provides a further embodiment, there is radiator fan 15 top outer wall of transformer body 3 through bolted connection, utilizes radiator fan 15 to dispel the heat to transformer body 3's top, and transformer body 3's top is provided with binding post 16, uses when binding post 16 is the wiring.

The utility model provides a further embodiment, the top outer wall integrated into one piece of guide pin bushing 18 has go-between 21, and the top outer wall of go-between 21 is provided with evenly distributed's connecting hole 22, connects the hole 22 and is convenient for insert the bolt for guide pin bushing 18 can conveniently carry out bolted connection with extrusion piece 4.

The utility model provides an in still another embodiment, the bottom outer wall welding of base 1 has mount pad 7, and the bottom outer wall of mount pad 7 is opened there is mounting hole 8, utilizes 8 facilitate the use bolts of mounting hole to fix base 1.

The working principle is as follows: when needing to dismantle transformer body 3 from base 1, drive screw rod 5 through hand wheel 6 and rotate, make extrusion block 4 and dog 9 separation, can be convenient dismantle transformer body 3 and base 1, when needing to dispel the heat to transformer body 3, at first switch on radiator fan 15's power through the wire, make radiator fan 15 dispel the heat to the top of transformer, fill into compressed air to 11 insides of cavity of bottom plate 2 through air pump 13 simultaneously, make compressed air from air outlet 12 blowout, and then make transformer body 3 air flow all around increase, and then make transformer body 3's heat dissipation better.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (7)

1. The utility model provides an insulating dry-type rectifier transformer, its characterized in that, includes base (1), the top of base (1) is provided with transformer body (3), there is bottom plate (2) bottom outer wall of transformer body (3) through bolted connection, there is dog (9) bottom outer wall of bottom plate (2) through bolted connection, the inside of base (1) is provided with mounting groove (17), be connected with screw rod (5) through the bearing between the both sides inner wall of mounting groove (17), there is extrusion piece (4) outside of screw rod (5) through threaded connection, one side outer wall of extrusion piece (4) and dog (9) all is provided with inclined plane (10), the one end of screw rod (5) extends to the external weld of base (1) has hand wheel (6).

2. The insulated dry-type rectifier transformer of claim 1, wherein a cavity (11) is formed inside the bottom plate (2), an air pump (13) is connected to the outer wall of the top of the bottom plate (2) through bolts, an air outlet of the air pump (13) is connected to the cavity (11) through a pipeline, air outlet nozzles (12) which are uniformly distributed are connected to the outer wall of the top of the bottom plate (2) through threads, and the air outlet nozzles (12) are located on the periphery of the transformer body (3).

3. The insulation dry type rectifier transformer according to claim 1, wherein a guide post (14) is connected between the inner walls of the two sides of the mounting groove (17) through a bolt, a guide sleeve (18) is embedded in the extrusion block (4), and the guide sleeve (18) is sleeved outside the guide post (14).

4. An insulating dry-type rectifier transformer according to claim 1, characterized in that, the top outer wall of the transformer body (3) is connected with a heat radiation fan (15) through bolts, and the top of the transformer body (3) is provided with a terminal block (16).

5. An insulating dry rectifier transformer according to claim 3, characterized in that the outer wall of the guide sleeve (18) is provided with evenly distributed through holes (19), the inside of the through holes (19) being provided with graphite (20).

6. The insulated dry rectifier transformer according to claim 3, characterized in that the top outer wall of the guide sleeve (18) is integrally formed with a connection ring (21), and the top outer wall of the connection ring (21) is provided with uniformly distributed connection holes (22).

7. The insulated dry type rectifier transformer according to claim 1, wherein the bottom outer wall of the base (1) is welded with a mounting seat (7), and the bottom outer wall of the mounting seat (7) is provided with a mounting hole (8).

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