CN211788561U

CN211788561U - Choke type transformer

Info

Publication number: CN211788561U
Application number: CN202020224918.5U
Authority: CN
Inventors: 丁东旭
Original assignee: 丁东旭
Current assignee: Shaanxi Xinhong Magnetic Technology Co.,Ltd.
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-10-27
Anticipated expiration: 2030-02-27

Abstract

The utility model discloses a choke type transformer, which comprises a machine body, a fixed side plate, an embedded screw, a fixed nut, a winding, a connecting plate, an indicator light and a wiring block, when the transformer is in operation, if the transformer generates overload heating, the heat absorption block on the junction block can absorb the temperature on the transformer, so that the thermal expansion medium in the thermal expansion tank is heated and expanded, thereby pushing the sliding plate to move upwards and vertically, leading the power receiving block on the sliding plate to be far away from the contact rod, simultaneously leading the torsional spring stop block to be contacted with the pressure of the sliding plate to bounce to shield the contact rod, through improving the structure of equipment, make equipment when using, can make the contact pole disconnection on the lug and the transformer of its last lug under overheated condition, avoid the rubber line on it to be heated for a long time, make the encapsulation of its on melt and let the metal wire in it expose in the air and influence the use of equipment.

Description

Choke type transformer

Technical Field

The utility model relates to a choke formula transformer belongs to transformer technical field.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core, and the transformer has the following main functions: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, etc., the following drawbacks still exist in the prior art:

under the condition that overload operation occurs in long-term use of the transformer, the wire on the power connection block of the transformer is susceptible to high temperature, so that encapsulation on the wire is melted, a metal coil in the wire is exposed outside, and subsequent use of equipment is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a choke formula transformer to solve prior art transformer and appear under the condition of overload operation long-term the use, it connects electric wire on the electric wire piece easily to receive high temperature to influence and makes the rubber coating on it melt and make metal coil in it expose outside, influences the problem of the follow-up use of equipment.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a choke type transformer structurally comprises a machine body, a fixed side plate, an embedded screw, a fixed nut, a winding, a connecting plate, an indicator light and a wiring block, wherein the machine body and the fixed side plate are of an integrated structure, the embedded screw is embedded in the fixed nut, the winding is embedded in the machine body, the rear end of the connecting plate is movably touched with the front end of the machine body, the indicator light is embedded in the front end of the machine body, the wiring block is embedded in the rear end of the machine body, the wiring block comprises a sliding plate, a power connection block, a welding wire block, a connecting block, a sliding groove, a shell, a heat absorption block, a heat expansion groove, a contact rod and a torsion spring stop block, the top end of the sliding plate is welded with the top end of the connecting block, the power connection block is arranged on the connecting block, the welding wire block is embedded in the top end of the connecting block, and the sliding, the heat absorption block is embedded in the bottom of the thermal expansion groove, the top end of the contact rod is movably contacted with the bottom end of the power connection block, the torsion spring stop blocks are located on the left side and the right side of the contact rod, and the shell is embedded in the rear end of the machine body.

Further, the indicator light is positioned above the winding.

Further, the fixing nut is movably touched with the connecting plate.

Further, the sliding groove is of a cuboid empty groove structure.

Further, the contact block is vertically contacted with the contact rod.

Further, the thermal expansion tank is of a cuboid empty tank structure, and three circular openings are formed in the top of the thermal expansion tank.

Advantageous effects

The utility model relates to a choke formula transformer, through on the lug of connecting the wiring on the organism, make equipment be connected with the transformer and use, in the transformer operation, the phenomenon of generating heat if it takes place to transship, the heat absorption piece on the lug can adsorb the temperature on the transformer, make the thermal expansion medium of thermal expansion inslot be heated and expand, thereby promote the sliding plate vertical migration that makes progress, make the contact bar be kept away from to the electricity piece that connects above that, the application of pressure of torsional spring dog contact sliding plate and bounce and shelter from the contact bar simultaneously, structure through the improvement equipment, make equipment when using, can be under the overheated condition, make the contact bar disconnect connection on lug and the transformer above that, avoid the rubber cord above that is heated for a long time, make the rubber coating on it melt and let the metal wire in it expose the use that influences equipment in the air.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a choke transformer according to the present invention;

FIG. 2 is a schematic cross-sectional detailed structure diagram of a top view of the junction block of the present invention;

fig. 3 is a schematic cross-sectional detailed structure diagram of the junction block when the top view of the junction block of the present invention is running.

In the figure: the heat-absorbing device comprises a machine body-1, a fixed side plate-2, an embedded screw-3, a fixed nut-4, a winding-5, a connecting plate-6, an indicator light-7, a wiring block-8, a sliding plate-81, an electric connection block-82, a welding wire block-83, a connecting block-84, a sliding groove-85, a shell-86, a heat-absorbing block-87, a thermal expansion groove-88, a contact rod-89 and a torsion spring stop-810.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a choke transformer, which has a technical solution: the structure of the device comprises a machine body 1, a fixed side plate 2, an embedded screw 3, a fixed nut 4, a winding 5, a connecting plate 6, an indicator light 7 and a wiring block 8, wherein the machine body 1 and the fixed side plate 2 are of an integrated structure, the embedded screw 3 is embedded in the fixed nut 4, the winding 5 is embedded in the machine body 1, the rear end of the connecting plate 6 is movably contacted with the front end of the machine body 1, the indicator light 7 is embedded in the front end of the machine body 1, the wiring block 8 is embedded in the rear end of the machine body 1, the wiring block 8 comprises a sliding plate 81, a power connection block 82, a welding wiring block 83, a connecting block 84, a sliding groove 85, a shell 86, a heat absorption block 87, a thermal expansion groove 88, a contact rod 89 and a torsion spring stop block 810, the top end of the sliding plate 81 is welded with the top end of the connecting block 84, the power connection block 82 is arranged on the connecting block 84, the welding wiring block, the utility model discloses a thermal expansion tank, including contact bar 89, shell 86, sliding tray 85, heat absorption piece 87, contact bar 89, torsion spring dog 810, contact bar 89, shell 86, pilot lamp 7, fixation nut 4, 6 activity touches of connecting plate, sliding tray 85 is cuboid dead slot structure, connect electric piece 82 and contact bar 89 vertical contact, thermal expansion tank 88 is cuboid dead slot structure, and the top is equipped with three circular opening, and the bottom activity that connects electric piece 82 touches, torsion spring dog 810 is located contact bar 89 and touches, shell 86 embedding is installed on the rear end of organism 1, pilot lamp 7 is located the top of winding 5.

For example: the installer master is in the installation transformer, through on the lug 8 of connecting the wiring on organism 1, make equipment be connected with the transformer and use, in the transformer operation, if it takes place the phenomenon that the overload generates heat, heat absorption block 87 on the lug 8 can adsorb the temperature on the transformer, make the thermal expansion medium thermal expansion in the thermal expansion groove 88, thereby promote sliding plate 81 vertical migration that makes progress, make the contact bar 89 of keeping away from to the contact block 82 on it, torsional spring dog 810 contacts exerting pressure of sliding plate 81 and bounces and shelters from contact bar 89 simultaneously.

The utility model solves the problem that the electric wire on the connecting block is easy to be affected by high temperature to melt the rubber coating on the electric wire to expose the metal coil on the electric wire to affect the subsequent use of the equipment when the transformer in the prior art is used for a long time, the utility model combines the components mutually, the equipment is connected with the transformer to be used by connecting the wiring on the wiring block 8 on the machine body 1, when the transformer is in operation, if the transformer generates overload heating phenomenon, the heat absorption block 87 on the wiring block 8 can absorb the temperature on the transformer, the thermal expansion medium in the thermal expansion groove 88 is heated to expand, thereby the sliding plate 81 is pushed to move upwards and vertically, the connecting block 82 on the sliding plate is far away from the contact rod 89, meanwhile, the torsional spring stop 810 contacts the pressing force of the sliding plate 81 to bounce and shield the contact rod 89, and the structure of the equipment is improved, when the equipment is used, the connection block on the equipment can be disconnected with the contact rod on the transformer under the condition of overheating, so that the rubber wire on the equipment is prevented from being heated for a long time, and the encapsulated rubber on the equipment is melted to expose the metal wire in the rubber wire to the air to influence the use of the equipment.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a choke formula transformer, its structure includes organism (1), fixed curb plate (2), embedding screw (3), fixation nut (4), winding (5), connecting plate (6), pilot lamp (7), lug (8), its characterized in that:

the machine body (1) and the fixed side plate (2) are of an integrated structure, the embedded screw (3) is embedded in and installed on the fixed nut (4), the winding (5) is embedded in and installed on the machine body (1), the rear end of the connecting plate (6) is movably contacted with the front end of the machine body (1), the indicator lamp (7) is embedded in and installed on the front end of the machine body (1), the wiring block (8) is embedded in and installed on the rear end of the machine body (1), the wiring block (8) comprises a sliding plate (81), a power connection block (82), a welding line block (83), a connecting block (84), a sliding groove (85), a shell (86), a heat absorption block (87), a heat expansion groove (88), a contact rod (89) and a torsion spring stop block (810), the top end of the sliding plate (81) is welded with the top end of the connecting block (84), and the power connection block (82) is arranged on the connecting block (84, the welding wire block (83) is embedded in the top end of the connecting block (84), the sliding groove (85) and the shell (86) are of an integrated structure, the heat absorbing block (87) is embedded in the bottom end of the thermal expansion groove (88), the top end of the contact rod (89) is movably touched with the bottom end of the power connection block (82), the torsion spring stop blocks (810) are located on the left side and the right side of the contact rod (89), and the shell (86) is embedded in the rear end of the machine body (1).

2. A choke transformer according to claim 1, characterized in that: the indicator light (7) is located above the winding (5), and the fixing nut (4) is movably touched with the connecting plate (6).

3. A choke transformer according to claim 1, characterized in that: the sliding groove (85) is of a cuboid empty groove structure.

4. A choke transformer according to claim 1, characterized in that: the electric connection block (82) is vertically contacted with the contact rod (89).

5. A choke transformer according to claim 1, characterized in that: the thermal expansion tank (88) is of a cuboid empty tank structure, and three circular openings are formed in the top of the thermal expansion tank.