CN217982985U

CN217982985U - Temperature control power transformer

Info

Publication number: CN217982985U
Application number: CN202222395591.XU
Authority: CN
Inventors: 李海辉; 杜娟
Original assignee: Shenzhen Quanteda Industrial Co ltd
Current assignee: Shenzhen Quanteda Industrial Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2022-12-06
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a control by temperature change power transformer relates to transformer technical field, which comprises a housin, the internally mounted of casing has iron core wire winding subassembly, temperature sensor is installed to shells inner wall's one end, the bottom equidistant pin that is fixed with of casing, the corner of casing both sides all is provided with the pre-alignment structure, the pre-alignment structure includes the dead lever, dead lever and sleeve constitute sliding construction. The utility model discloses a dead lever is fixed at casing both sides corner to cup joint for sliding between dead lever and the sleeve, and the dead lever passes through the separation blade and avoids breaking away from with the sleeve, when this power transformer installs, falls downwards under the action of gravity through the sleeve, can carry out the pre-alignment effect before the casing mounting through four sleeves, makes the spliced eye correspond between pin and the socket, has realized that this control by temperature change power transformer has the pre-alignment effect, convenience when improving the installation.

Description

Temperature control power transformer

Technical Field

The utility model relates to a transformer technical field specifically is a control by temperature change power transformer.

Background

The power transformer is a soft magnetic electromagnetic element and has the functions of power transmission, voltage transformation and insulation isolation, and is divided into multiple types, wherein the plug-in type power transformer belongs to one type of the power transformer, and the plug-in type power transformer comprises a shell, pins, a winding group and an iron core. The continuous development of power transformer science and technology is also improving and promoting continuously, makes power transformer into temperature control type power transformer, can realize the high temperature disconnection to power transformer through the control by temperature change, plays the guard action.

This type of control by temperature change power transformer on the market is various today, can satisfy people's user demand basically, but still has certain problem, wherein when installing, owing to do not possess the effect of prealignment, need installer to watch that the spliced eye is accurate between pin and the plug-in body corresponds, corresponds the back and extrudees down and installs, if the spliced eye can not accurately be aimed at between pin and the plug-in body, when power transformer extrusion installation, the pin is buckled easily, remains to further improve this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a control by temperature change power transformer to it does not possess the effect of prealigning not to propose control by temperature change power transformer in solving above-mentioned background art, causes the inconvenient problem of installation.

The utility model provides a temperature control power transformer, which adopts the following technical proposal;

the utility model provides a control by temperature change power transformer, includes the casing, the internally mounted of casing has iron core wire winding subassembly, temperature sensor is installed to shells inner wall's one end, the bottom of casing is equidistant to be fixed with the pin, the corner of casing both sides all is provided with the pre-alignment structure, the pre-alignment structure includes the dead lever, the dead lever comprises montant and horizontal pole, the dead lever is fixed in the corner of casing both sides, the outside bottom cover of dead lever is equipped with the sleeve, the bottom mounting that is located sleeve dead lever has the separation blade, dead lever and sleeve constitution sliding construction.

Through adopting above-mentioned technical scheme, during the casing installation, the sleeve is in the socket outer wall, and the spliced eye corresponds between pin and the socket this moment, makes the casing receive the extrusion back, and in the spliced eye between the accurate socket that inserts, avoid pin and the socket between the socket to present the mistake, the casing receives the extrusion back, and the pin receives the extrusion and presents the phenomenon of buckling.

Optionally, a protective structure is arranged outside the pins below the shell and comprises a transverse plate, the transverse plate is arranged below the shell, a through hole inserted into the pins is vertically formed in the transverse plate, and the transverse plate and the pins form a sleeving structure through the through hole.

Through adopting above-mentioned technical scheme, under the effect through the diaphragm, can keep distance between the adjacent pin extremely, avoid the transportation, the pin receives the extrusion and presents the slope, leads to the inconsistent phenomenon of distance between a plurality of pins.

Optionally, the top ends of the two sides of the transverse plate are integrally formed with a clamping plate, the bottom end of the corner of the inner wall of the shell is provided with a clamping groove, and the transverse plate and the shell form a clamping structure through the clamping plate and the clamping groove.

Through adopting above-mentioned technical scheme, improve the diaphragm and be in the outside fastness of casing below pin.

Optionally, the buckling plate and the transverse plate are made of plastic materials, and a protruding block inserted into the clamping groove is integrally formed at the position, located at the top end, of the outer wall of the buckling plate.

Through adopting above-mentioned technical scheme, through adopting the plastics material, the buckle board has certain deformation phenomenon, still possesses certain automatic re-setting function.

Optionally, the size of the blocking piece is larger than that of the jack arranged at the top end of the sleeve for the fixing rod.

Through adopting above-mentioned technical scheme, the dead lever is avoided and the sleeve between the separation phenomenon appears through the separation blade.

Optionally, both sides of the casing are provided with heat dissipation structures, each heat dissipation structure comprises a heat-conducting silica gel sheet, limiting grooves are formed in both sides of the casing, the heat-conducting silica gel sheets are arranged on both sides inside the casing and located in the limiting grooves, the radiators are arranged on both sides of the casing, one side of each heat-conducting silica gel sheet is attached to one side of each radiator, and one side of each heat-conducting silica gel sheet away from each radiator is attached to the iron core winding assembly.

Through adopting above-mentioned technical scheme, carry out heat transfer through heat conduction silica gel piece, can be fast to heat effluvium on the heat conduction silica gel piece under the effect through the radiator, consequently cool down iron core wire winding subassembly fast, through cooling down extension iron core wire winding subassembly life.

Optionally, the heat-conducting silica gel sheet and the limiting groove are both in stepped arrangement when looking down from two sides, and the size of the radiator is larger than that of the limiting groove.

Through adopting above-mentioned technical scheme, the spacing groove plays limiting displacement to heat conduction silica gel piece, and the radiator can shelter from the spacing groove completely.

Optionally, the two radiators are symmetrically distributed about a vertical center line of the housing.

Through adopting above-mentioned technical scheme, can improve iron core wire wrapping component radiating effect through the radiator of casing both sides.

In summary, the utility model has at least one of the following advantages;

1. the fixing rod, the blocking piece and the sleeve are arranged, the fixing rod is fixed at the corners of two sides of the shell, the fixing rod and the sleeve are in sliding sleeve joint, the fixing rod is prevented from being separated from the sleeve through the blocking piece, when the power transformer is installed, the sleeve falls downwards under the action of gravity, the pre-alignment effect can be performed before the shell is installed through the four sleeves, so that the pins and the plug holes between the plug bodies correspond to each other, the pre-alignment effect of the temperature control power transformer is realized, and the convenience in installation is improved;

2. the temperature control power transformer is provided with the transverse plate, the through hole, the buckling plate and the clamping groove, the transverse plate is inserted into the pins through the through hole and is positioned outside the pins, the transverse plate is inserted into the shell through the clamping groove, the transverse plate is fixed outside, the pins can be prevented from being bent under the action of the transverse plate when being heavily extruded by the outside in transportation, and the pin protection function is realized;

3. through being provided with heat conduction silica gel piece, radiator and spacing groove, the spacing groove is seted up in the casing both sides, the radiator is installed in the casing both sides, and the radiator is with the crooked folding of spacing groove, heat conduction silica gel piece is installed and is located the spacing inslot in the casing, heat conduction silica gel piece and radiator and the laminating of iron core wire winding subassembly, carry out the heat conduction through the heat conduction silica gel piece, improve the radiating effect through the radiator, realized that this control by temperature change power transformer can dispel the heat fast, avoid iron core wire winding subassembly to be in the function under the high temperature, cause iron core wire winding subassembly life to shorten for a long time.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic view of the front view partial section structure of the pre-alignment structure of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention;

fig. 5 is a schematic top view of the present invention;

fig. 6 is a schematic view of the local top-view cross-sectional structure of the present invention.

In the figure: 1. a housing; 2. a pin; 3. a protective structure; 301. a transverse plate; 302. a through hole; 303. a buckle plate; 304. a card slot; 4. a pre-alignment structure; 401. fixing the rod; 402. a baffle plate; 403. a sleeve; 5. a heat dissipation structure; 501. a heat-conducting silica gel sheet; 502. a heat sink; 503. a limiting groove; 6. an iron core winding assembly; 7. and a temperature sensor.

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 obvious 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 belong to the protection scope of the present invention.

The present invention will be described in further detail with reference to the accompanying fig. 1 to 6.

The utility model discloses a control by temperature change power transformer. Referring to fig. 1-2, a control by temperature change power transformer, including casing 1, casing 1's internally mounted has iron core wire winding subassembly 6, temperature sensor 7 is installed to the one end of casing 1 inner wall, casing 1's bottom is equidistant to be fixed with pin 2, the corner of casing 1 both sides all is provided with pre-alignment structure 4, pre-alignment structure 4 includes dead lever 401, dead lever 401 comprises montant and horizontal pole, dead lever 401 is fixed in the corner of casing 1 both sides, the outside bottom cover of dead lever 401 is equipped with sleeve 403, the bottom mounting that is located dead lever 401 in sleeve 403 has separation blade 402, dead lever 401 and sleeve 403 constitute sliding construction, wherein, separation blade 402 size is greater than the jack that sleeve 403 top supplied dead lever 401 to set up, avoid dead lever 401 and sleeve 403 to break away from as far as possible.

Referring to fig. 1-2, during installation, the sleeve 403 is under the action of gravity, the length of the fixing rod 401 and the length of the sleeve 403 are in the longest state, a protrusion matched with the sleeve 403 is arranged on the edge of an inserting body inserted into the shell 1, the shell 1 is placed on the inserting body, the bottom end of the sleeve 403 and the protrusion of the inserting body are in the same horizontal line for pre-alignment, or the edge of the inserting body is set to be an alignment point, the bottom end of the sleeve 403 is located at the edge of the inserting body for pre-alignment, at the moment, the pin 2 corresponds to an inserting hole between the inserting body, the shell 1 is extruded downwards, and the pin 2 can be accurately inserted into the inserting hole between the inserting bodies.

Referring to fig. 1, fig. 3 and fig. 4, the outside that is located pin 2 below casing 1 is provided with protective structure 3, protective structure 3 includes diaphragm 301, diaphragm 301 sets up in the below of casing 1, the inside of diaphragm 301 is vertical to be seted up with pin 2 grafting's through-hole 302, diaphragm 301 and pin 2 constitute socket structure through-hole 302, the top integration of diaphragm 301 both sides is formed with snap-in plate 303, draw-in groove 304 has been seted up to the bottom of casing 1 inner wall corner, constitute joint structure through snap-in plate 303 and draw-in groove 304 between diaphragm 301 and the casing 1. The buckling plate 303 and the transverse plate 301 are made of plastic materials, a protruding block inserted into the clamping groove 304 is integrally formed at the position, located at the top end, of the outer wall of the buckling plate 303, the protruding block is clamped in the clamping groove 304, and the buckling plate 303 is tightly attached to the shell 1.

Referring to fig. 3-4, after the temperature control transformer is manufactured, the transverse plate 301 is sleeved outside the pin 2 through the through hole 302, the two buckling plates 303 are relatively extruded and move upwards, after moving upwards to a proper position, the two buckling plates 303 are loosened, and at this time, the buckling plates 303 reset to be clamped with the clamping grooves 304 on the inner wall of the shell 1.

Referring to fig. 5-6, heat radiation structures 5 are arranged on both sides of the casing 1, each heat radiation structure 5 includes a heat-conducting silicone sheet 501, a limiting groove 503 is formed in both sides of the casing 1, the heat-conducting silicone sheets 501 are arranged on both sides of the inside of the casing 1 and located in the limiting groove 503, a radiator 502 is installed on both sides of the casing 1, one side of each heat-conducting silicone sheet 501 is attached to one side of the radiator 502, and the side, away from the radiator 502, of each heat-conducting silicone sheet 501 is attached to the iron core winding assembly 6. The heat-conducting silica gel sheet 501 and the limiting groove 503 are both in stepped arrangement when looking down, and the heat-conducting silica gel sheet 501 is positioned and assembled through the limiting groove 503. Radiator 502 size is greater than spacing groove 503's size, can shelter from the spacing groove 503 completely, avoids appearing the gap phenomenon, and two radiators 502 are the symmetric distribution about the vertical central line of casing 1, has improved through two radiators 502 and has given the radiating effect for heat conduction silica gel piece 501 for iron core wire wrapping component 6 transmission.

Referring to fig. 5-6, at the in-process that uses, iron core wire wrapping component 6 can produce certain temperature, and the temperature transmits for radiator 502 through heat conduction silica gel piece 501, carries out the heat dissipation through radiator 502 this moment and handles, reduces iron core wire wrapping component 6's temperature, through cooling to iron core wire wrapping component 6, can avoid iron core wire wrapping component 6 to a certain extent to be in the high temperature operation down, extension iron core wire wrapping component 6's life.

The utility model discloses a control by temperature change power transformer's implementation principle does:

firstly, when making, install radiator 502 in casing 1 both sides through the screw, put heat conduction silica gel piece 501 in casing 1 inner wall again, and insert spacing groove 503 in, dead lever 401 is fixed in casing 1 both sides, and dead lever 401 and sleeve 403 are for cup jointing the slip to with diaphragm 301 through-hole 302 cover pin 2 outside, two buckle plate 303 extrude relatively, buckle plate 303 loosens the back automatic re-setting and pegs graft through draw-in groove 304 with between the casing 1.

During installation, the two buckling plates 303 are relatively extruded, the transverse plate 301 moves downwards and is drawn out, the shell 1 is installed, the sleeve 403 is located at the edge of the plug body during installation, the plug holes between the pins 2 and the plug body correspond to each other, the shell 1 is extruded downwards, and the pins 2 are inserted into the plug holes between the plug bodies.

Finally when using, operate through iron core wire winding subassembly 6 and produce the power, iron core wire winding subassembly 6 produces the temperature, and iron core wire winding subassembly 6 is with temperature transfer heat conduction silica gel piece 501, through heat conduction silica gel piece 501 transfer radiator 502, carries out the heat dissipation by radiator 502 and handles, can detect the temperature of iron core wire winding subassembly 6 through temperature sensor 7, finally accomplishes this control by temperature change power transformer's use work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

Claims

1. A temperature-controlled power transformer, comprising a housing (1), characterized in that: the internally mounted of casing (1) has iron core wire winding subassembly (6), temperature sensor (7) are installed to the one end of casing (1) inner wall, the bottom of casing (1) is equidistant to be fixed with pin (2), the corner of casing (1) both sides all is provided with pre-alignment structure (4), pre-alignment structure (4) include dead lever (401), dead lever (401) comprise montant and horizontal pole, dead lever (401) are fixed in the corner of casing (1) both sides, the outside bottom cover of dead lever (401) is equipped with sleeve (403), the bottom mounting that is located sleeve (403) internal fixation pole (401) has separation blade (402), dead lever (401) and sleeve (403) constitute sliding construction.

2. A temperature controlled power transformer as claimed in claim 1, wherein: casing (1) below is provided with protective structure (3) in the outside of pin (2), protective structure (3) include diaphragm (301), diaphragm (301) set up in the below of casing (1), the inside vertical through-hole (302) of pegging graft with pin (2) of seting up of diaphragm (301), diaphragm (301) and pin (2) constitute cup joint structure through-hole (302).

3. A temperature controlled power transformer as claimed in claim 2, in which: the top end integration of diaphragm (301) both sides is formed with buckle board (303), draw-in groove (304) have been seted up to the bottom of casing (1) inner wall corner, constitute the joint structure through buckle board (303) and draw-in groove (304) between diaphragm (301) and casing (1).

4. A temperature controlled power transformer as claimed in claim 3, wherein: the clamping plate (303) and the transverse plate (301) are made of plastic materials, and a convex block spliced with the clamping groove (304) is integrally formed at the position, located at the top end, of the outer wall of the clamping plate (303).

5. A temperature controlled power transformer as claimed in claim 1, wherein: the size of the baffle plate (402) is larger than that of the jack arranged at the top end of the sleeve (403) for the fixing rod (401).

6. A temperature controlled power transformer as claimed in claim 1, wherein: the both sides of casing (1) all are provided with heat radiation structure (5), heat radiation structure (5) are including heat conduction silica gel piece (501), spacing groove (503) have all been seted up to the both sides of casing (1), heat conduction silica gel piece (501) set up in casing (1) inside both sides and lie in spacing groove (503), radiator (502) are all installed to the both sides of casing (1), and heat conduction silica gel piece (501) one side and radiator (502) one side laminating, heat conduction silica gel piece (501) keep away from radiator (502) one side and iron core wire wrapping component (6) laminating.

7. A temperature controlled power transformer as claimed in claim 6, in which: heat conduction silica gel piece (501) and spacing groove (503) overlook both sides and are the notch cuttype setting, radiator (502) size is greater than the size of spacing groove (503).

8. A temperature controlled power transformer as claimed in claim 6, wherein: the two radiators (502) are symmetrically distributed around the vertical center line of the shell (1).