CN210865817U

CN210865817U - Shell protection mechanism for dry-type transformer

Info

Publication number: CN210865817U
Application number: CN201921795254.1U
Authority: CN
Inventors: 孙健
Original assignee: Jurong Sihuan Electric Co ltd
Current assignee: Jurong Sihuan Electric Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-26
Anticipated expiration: 2029-10-24

Abstract

The utility model belongs to the technical field of the transformer, especially, be a shell protection machanism for dry-type transformer, including protecting crust, ceiling, landing leg, transformer body, fixing device and cooling device, ceiling fixed mounting is in the upper end of protecting crust, landing leg fixed mounting is at the lower extreme of protecting crust, transformer body fixed mounting is in the inside of protecting crust, fixing device fixed mounting is in the both sides of protecting crust, cooling device fixed mounting is in both sides around the protecting crust, cooling device includes the external panel, the front end fixed mounting of external panel has the coolant liquid case. The utility model discloses a set up cooling device, make this shell protection machanism possess the heat that produces transformer body and carry out the absorptive function, and cool off speed fast, through setting up fixing device, strengthened transformer body at the inside stability of protecting crust, avoided the inside condition of rocking of protecting crust of transformer body.

Description

Shell protection mechanism for dry-type transformer

Technical Field

The utility model relates to a transformer technical field specifically is a shell protection machanism for dry-type transformer.

Background

The dry-type transformer is widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and simply, the dry-type transformer refers to a transformer with an iron core and a winding which are not immersed in insulating oil, and the dry-type transformer is generally required to be additionally provided with a shell during installation, so that the dry-type transformer can be protected.

1. After the existing shell protection mechanism for the dry-type transformer is installed with the dry-type transformer, the dry-type transformer can generate certain heat during working, and the heat is not easy to be discharged under the influence of the shell protection mechanism, so that the normal work of the dry-type transformer is influenced by overhigh heat;

2. the current shell protection mechanism for dry-type transformer is after to the installation of dry-type transformer, if receive and rock, dry-type transformer can shake along with shell protection mechanism is together, can cause certain damage to dry-type transformer like this, and dry-type transformer is good inadequately at shell protection mechanism's stability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a shell protection machanism for dry-type transformer has solved the current relatively poor problem of shell protection machanism cooling property for dry-type transformer.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shell protection machanism for dry-type transformer, includes protecting crust, ceiling, landing leg, transformer body, fixing device and cooling device, ceiling fixed mounting is in the upper end of protecting crust, landing leg fixed mounting is at the lower extreme of protecting crust, transformer body fixed mounting is in the inside of protecting crust, fixing device fixed mounting is in the both sides of protecting crust, cooling device fixed mounting is in both sides around the protecting crust.

The cooling device comprises an outer panel, a cooling liquid tank is fixedly mounted at the front end of the outer panel, a cooling pipe is communicated with one side of the cooling liquid tank, a return pipe is communicated with one end of the cooling pipe, a suction pump is fixedly connected between the cooling pipe and the return pipe, heat dissipation holes are formed in the outer surface of the outer panel, and a fan is fixedly mounted inside the outer panel.

As a preferred technical scheme of the utility model, fixing device includes the screw thread seat, the inside of screw thread seat is run through and is provided with the threaded rod.

As a preferred technical scheme of the utility model, the one end fixed mounting of threaded rod has commentaries on classics handle, and the other end fixed mounting of threaded rod has the inserted bar, the inside bottom fixed mounting of protecting crust has the locating piece.

As an optimized technical scheme of the utility model, cooling tube and back flow all laminate mutually between with the panel, and cooling tube and back flow all are located the inside of panel outward.

As a preferred technical scheme of the utility model, the fan is located the both sides position of cooling tube, and the quantity of fan is two sets of.

As a preferred technical scheme of the utility model, the shape of inserted bar is the cylinder, the slot has all been seted up to the both sides of transformer body.

(III) advantageous effects

Compared with the prior art, the utility model provides a shell protection machanism for dry-type transformer possesses following beneficial effect:

1. this a shell protection machanism for dry-type transformer through setting up cooling device, makes the coolant liquid follow the coolant liquid case suction cooling tube under the effect of suction pump in to accomplish the circulation through the back flow, absorb the heat that the transformer body produced at the circulation in-process, and accomplish the cooling down under the cooperation of fan and louvre, guarantee the cooling effect to the transformer body, make this shell protection machanism possess and carry out absorptive function to the heat that the transformer body produced, and cooling rate is fast.

2. This a shell protection machanism for dry-type transformer through setting up fixing device, makes the transformer body obtain tentatively fixed under the effect of locating piece, rotates and changes the handle, makes threaded rod and inserted bar can carry out the centre gripping to the both sides of vary voltage body, has strengthened the stability of transformer body in the protecting crust is inside, has avoided the condition that the transformer body rocked in the protecting crust is inside.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the cooling device of the present invention.

In the figure: 1. a protective shell; 2. a ceiling; 3. a support leg; 4. a transformer body; 5. a fixing device; 501. a threaded seat; 502. a threaded rod; 503. turning a handle; 504. inserting a rod; 505. positioning blocks; 6. a cooling device; 601. an outer panel; 602. a coolant tank; 603. a cooling tube; 604. a return pipe; 605. a suction pump; 606. heat dissipation holes; 607. a fan.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a shell protection machanism for dry-type transformer, includes protecting crust 1, ceiling 2, landing leg 3, transformer body 4, fixing device 5 and cooling device 6, ceiling 2 fixed mounting is in the upper end of protecting crust 1, and landing leg 3 fixed mounting is at the lower extreme of protecting crust 1, and transformer body 4 fixed mounting is in the inside of protecting crust 1, and fixing device 5 fixed mounting is in the both sides of protecting crust 1, and cooling device 6 fixed mounting is in both sides around protecting crust 1.

The cooling device 6 comprises an outer panel 601, a cooling liquid tank 602 is fixedly mounted at the front end of the outer panel 601, a cooling pipe 603 is communicated with one side of the cooling liquid tank 602, a return pipe 604 is communicated with one end of the cooling pipe 603, a suction pump 605 is fixedly connected between the cooling pipe 603 and the return pipe 604, a heat dissipation hole 606 is formed in the outer surface of the outer panel 601, and a fan 607 is fixedly mounted in the outer panel 601.

In this embodiment, when the transformer body 4 is in operation, the generated heat is conducted to the external panel 601, since the cooling pipe 603 and the external panel 601 are tightly attached to each other, the heat is conducted to the cooling pipe 603 and absorbed by the internal cooling liquid, the temperature of the cooling liquid rises after sufficient heat is absorbed, the cooling pipe 603 and the internal cooling liquid are cooled under the action of the fan 607, meanwhile, the heat in the protective housing 1 is discharged through the heat dissipation holes 606, then the cooling liquid is pumped into the return pipe 604 under the action of the suction pump 605, and then the cooling liquid circulates to the cooling liquid tank 602 for recirculation, so that the cooling liquid absorbs heat and cools the heat generated by the transformer body 4 during circulation, and the protective mechanism of the housing has the function of absorbing the heat generated by the transformer body 4, and the cooling rate is fast.

Specifically, the fixing device 5 includes a threaded seat 501, and a threaded rod 502 is disposed through the interior of the threaded seat 501.

In this embodiment, the threaded rod 502 is engaged with the threaded seat 501 and can move left and right in the threaded seat 501.

Specifically, one end of the threaded rod 502 is fixedly provided with a rotating handle 503, the other end of the threaded rod 502 is fixedly provided with an inserting rod 504, and the bottom end inside the protective shell 1 is fixedly provided with a positioning block 505.

In this embodiment, put transformer body 4 on locating piece 505, carry out preliminary fixed to transformer body 4 under the effect of locating piece 505, hold afterwards to change 503 and make threaded rod 502 rotate, threaded rod 502 rotates in screw base 501, and impel to protecting crust 1 inside gradually, drive inserted bar 504 and insert transformer body 4's both sides, make transformer body 4's both sides obtain the centre gripping fixed, transformer body 4 has been strengthened at the inside stability of protecting crust 1, the condition that transformer body 4 rocked in protecting crust 1 inside has been avoided.

Specifically, the cooling pipe 603 and the return pipe 604 are both attached to the outer panel 601, and the cooling pipe 603 and the return pipe 604 are both located inside the outer panel 601.

In this embodiment, the cooling pipe 603 and the return pipe 604 are enabled to absorb heat on the outer panel 601.

Specifically, the fans 607 are located at two sides of the cooling pipe 603, and the number of the fans 607 is two.

In this embodiment, the fan 607 can generate wind power to cool the cooling pipe 603.

Specifically, the insertion rod 504 is cylindrical, and slots are formed in both sides of the transformer body 4.

In this embodiment, after the insertion rod 504 is inserted into the insertion slot, the two sides of the transformer body 4 are clamped and fixed, so that the transformer body 4 is more stable.

The utility model discloses a theory of operation and use flow: when the transformer body 4 is in operation, the generated heat is conducted to the outer panel 601, because the cooling pipe 603 is tightly attached to the outer panel 601, the heat is conducted to the cooling pipe 603 and absorbed by the internal cooling liquid, the temperature of the cooling liquid is increased after the cooling liquid absorbs enough heat, the cooling pipe 603 and the internal cooling liquid are cooled under the action of the fan 607, meanwhile, the heat in the protective shell 1 is also discharged through the heat dissipation holes 606, then the cooling liquid is pumped into the return pipe 604 under the action of the suction pump 605, then the cooling liquid is circulated to the cooling liquid tank 602 for recirculation, so that the cooling liquid completes heat absorption and temperature reduction in the circulation process, thereby achieving the purpose of absorbing and cooling the heat generated by the transformer body 4, when the transformer body 4 is assembled with the protective shell 1, the transformer body 4 is placed on the positioning block 505, and the transformer body 4 is primarily fixed under the action of the positioning block 505, then, the rotating handle 503 is held to rotate the threaded rod 502, the threaded rod 502 rotates in the threaded seat 501 and gradually pushes towards the inside of the protective shell 1, and the inserting rods 504 are driven to be inserted into two sides of the transformer body 4, so that two sides of the transformer body 4 are clamped and fixed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a shell protection machanism for dry-type transformer, includes protecting crust (1), ceiling (2), landing leg (3), transformer body (4), fixing device (5) and cooling device (6), its characterized in that: the ceiling (2) is fixedly arranged at the upper end of the protective shell (1), the supporting legs (3) are fixedly arranged at the lower end of the protective shell (1), the transformer body (4) is fixedly arranged in the protective shell (1), the fixing devices (5) are fixedly arranged at two sides of the protective shell (1), and the cooling devices (6) are fixedly arranged at the front side and the rear side of the protective shell (1);

cooling device (6) include outer panel (601), the front end fixed mounting of outer panel (601) has coolant liquid case (602), one side intercommunication of coolant liquid case (602) has cooling tube (603), the one end intercommunication of cooling tube (603) has back flow (604), fixedly connected with suction pump (605) between cooling tube (603) and back flow (604), louvre (606) have been seted up to the surface of outer panel (601), the inside fixed mounting of outer panel (601) has fan (607).

2. A containment guard mechanism for a dry-type transformer as claimed in claim 1, wherein: the fixing device (5) comprises a threaded seat (501), and a threaded rod (502) penetrates through the interior of the threaded seat (501).

3. A containment guard mechanism for a dry-type transformer as claimed in claim 2, wherein: one end fixed mounting of threaded rod (502) has commentaries on classics handle (503), and the other end fixed mounting of threaded rod (502) has inserted bar (504), the inside bottom fixed mounting of protective housing (1) has locating piece (505).

4. A containment guard mechanism for a dry-type transformer as claimed in claim 1, wherein: the cooling pipe (603) and the return pipe (604) are attached to the outer panel (601), and the cooling pipe (603) and the return pipe (604) are located inside the outer panel (601).

5. A containment guard mechanism for a dry-type transformer as claimed in claim 1, wherein: the fans (607) are arranged at two sides of the cooling pipe (603), and the number of the fans (607) is two.

6. A containment guard mechanism for a dry-type transformer as claimed in claim 3, wherein: the shape of inserted bar (504) is the cylinder, slot has all been seted up to the both sides of transformer body (4).