CN214043350U

CN214043350U - Oil liquid heating device for transformer

Info

Publication number: CN214043350U
Application number: CN202022613572.0U
Authority: CN
Inventors: 刘园园; 江顺平
Original assignee: Asteroid Zhongchuang Space Incubator Changzhou Co ltd
Current assignee: Asteroid Zhongchuang Space Incubator Changzhou Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-08-24
Anticipated expiration: 2030-11-12

Abstract

The utility model belongs to the technical field of the transformer technique and specifically relates to a fluid heating device for transformer. The utility model provides a fluid heating device for transformer, includes shell and upper cover, and there is oil-out and oil inlet one side of shell, covers on and is fixed with the installation pole, and even range has the heating rod on the disc of installation pole bottom, and the inside cable groove of installation pole is connected with the power after parallelly connected with the heating rod through the cable. This kind of fluid heating device for transformer adopts the overall arrangement of unique heating rod for the heating efficiency to fluid obtains improving, and transformer oil after the heating can begin work after pouring into the transformer, satisfies the user demand.

Description

Oil liquid heating device for transformer

Technical Field

The utility model belongs to the technical field of the transformer technique and specifically relates to a fluid heating device for transformer.

Background

The transformer oil is needed to be used when the transformer is used, due to the fact that the precision of some transformers is high, the transformer cannot rapidly enter the working temperature when the transformer is directly injected with cold transformer oil during use, and particularly in some cold regions, the problem caused by the injection of the cold transformer oil is more likely to occur.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the existing transformer, the utility model provides a fluid heating device for a transformer.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a fluid heating device for transformer, includes shell and upper cover, and there is oil-out and oil inlet one side of shell, covers on and is fixed with the installation pole, and even range has the heating rod on the disc of installation pole bottom, and the inside cable groove of installation pole is connected with the power after parallelly connected with the heating rod through the cable.

According to another embodiment of the present invention, further comprising a thermal insulation layer inside the housing.

According to the utility model discloses a further embodiment, further include, the parcel has cold-proof pipe box on the pipeline of oil-out and oil inlet.

According to the utility model discloses a further embodiment, further include, there is the step face at the top of upper cover, has convex fixture block on the installation pole, and the fixture block shelves are on the step face.

According to the utility model discloses a further embodiment, further include, the fixture block is the ring cover, overlaps on the installation pole, has the pinhole on fixture block and the installation pole, and the round pin axle inserts in the pinhole.

According to the utility model discloses a further embodiment, further include, lay the rubber packing ring between step face and the fixture block.

According to the utility model discloses a further embodiment, further include, there is the fixed ear of round outside of fixture block, and the bolt passes behind the hole on the fixed ear screw in the screw hole of upper cover.

According to the utility model discloses a further embodiment, further include, the outside of shell and upper cover has installation piece and last installation piece down respectively, and there is the screw rod below of going up the installation piece, and the screw rod passes down the through-hole back end of installation piece and has screwed lock nut.

According to the utility model discloses a further embodiment, further include that lower installation piece, last installation piece, screw rod, lock nut and through-hole have 3 groups at least.

The beneficial effects of the utility model are that, this kind of fluid heating device for transformer adopts the overall arrangement of unique heating rod for heating efficiency to fluid obtains improving, and transformer oil after the heating can begin work after pouring into the transformer, satisfies the user demand.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a bottom view of the mounting rod of the present invention;

fig. 3 is a partially enlarged schematic view of fig. 1 of the present invention;

fig. 4 is a schematic view of the fitting structure of the upper cover and the housing of the present invention;

fig. 5 is a bottom view of the upper cover of the present invention;

in the figure, the oil-saving heating device comprises a shell 1, a shell 2, an upper cover 3, an installation rod 4, a heating rod 5, a power supply 6, an oil outlet 7, an oil inlet 8, a heat preservation layer 9, a heat preservation pipe sleeve 10, a step surface 11, a clamping block 12, a pin hole 13, a pin shaft 14, a fixing lug 15, a screw hole 16, a bolt 17, a rubber gasket 18, a lower installation block 19, an upper installation block 20, a screw rod 21, a nut 22 and a through hole.

Detailed Description

Fig. 1-5 are the structural schematic diagram of the utility model, a fluid heating device for transformer, including shell 1 and upper cover 2, there are oil-out 6 and oil inlet 7 in one side of shell 1, is fixed with installation pole 3 on the upper cover 2, and even range has heating rod 4 on the disc of installation pole 3 bottom, and the cable groove of installation pole 3 inside is connected with power 5 after connecting heating rod 4 in parallel through the cable.

When the oil heating device for the transformer is used, the 5-position heating rod 4 is powered through the power supply, the 4 electric heating rods are arranged on the heating rod, and the 4 even subsections of the heating rod are arranged in the shell 1, so that the contact area between the heating rod 4 and the oil to be heated is increased, the heating efficiency is increased, the preheating time of the whole transformer is shortened, and the requirement for rapid production is met.

According to another embodiment of the present invention, further comprising a thermal insulation layer 8 inside the housing 1.

The cotton warm-keeping layer 8 can provide a heat preservation effect, and the situation that the temperature of oil is lost after the oil is heated is avoided.

According to the utility model discloses a further embodiment, further include, the parcel has cold-proof pipe box 9 on the pipeline of oil-out 6 and oil inlet 7.

The pipeline to the oil inlet and outlet position has also wrapped up cotton cold-proof pipe box 9, and further cold-proof effect of improvement avoids fluid to appear the condition that the temperature runs off in transportation process.

According to the utility model discloses a further embodiment, further include, there is step face 10 at the top of upper cover 2, has convex fixture block 11 on the installation pole 3, and fixture block 11 shelves on step face 10.

The convex clamping block 11 on the mounting rod 3 is clamped on the upper cover 2, so that the position for limiting mounting is provided, and the purpose of fixing stability is met.

According to the utility model discloses a further embodiment includes, fixture block 11 is the ring cover, overlaps on installation pole 3, has pinhole 12 on fixture block 11 and installation pole 3, and round pin axle 13 inserts in pinhole 12.

The fixture block 11 and the mounting rod 3 can be disassembled and assembled, the pin shaft 13 is inserted into the pin hole 12 to realize fixed mounting, when the fixture block 11 is removed, the mounting rod 3 penetrates through the bottom of the upper cover 2 when being assembled, the fixture block 11 is assembled, and then the fixture block 11 is erected on the step surface 10 to realize upper mounting.

According to another embodiment of the present invention, a rubber gasket 17 is disposed between the step surface 10 and the fastening block 11.

The rubber gasket 17 can provide a certain buffer effect, and a certain sealing effect is provided by the rubber ring.

According to another embodiment of the present invention, further comprising a ring of fixing lugs 14 on the outer side of the fastening block 11, and the bolt 16 is screwed into the screw hole 15 of the upper cover 2 after passing through the hole on the fixing lugs 14.

The clamping block 11 and the upper cover 2 are locked in the screw hole 15 after penetrating through the fixing lug 14 through the bolt 16, and the mounting rod 3 is fixed in this way, so that the sliding is avoided.

According to the utility model discloses a further embodiment, further include, the outside of shell 1 and upper cover 2 has lower installation piece 18 and last installation piece 19 respectively, and there is screw rod 20 the below of going up installation piece 19, and screw rod 20 passes down and installs the through-hole 22 back end of piece 18 and spiral shell has lock nut 21.

The housing 1 and the upper cover 2 are fixedly locked and mounted by a lower mounting block 18, an upper mounting block 19, a step screw 20 and a locking nut 21.

According to another embodiment of the present invention, further comprising that the lower mounting block 18, the upper mounting block 19, the screw rod 20, the lock nut 21 and the through hole 22 have at least 3 sets.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a fluid heating device for transformer, includes shell (1) and upper cover (2), there are oil-out (6) and oil inlet (7) one side of shell (1), characterized by is fixed with installation pole (3) on upper cover (2), and even range has heating rod (4) on the disc of installation pole (3) bottom, and the inside cable groove of installation pole (3) is connected with power (5) after connecting heating rod (4) parallelly connected through the cable.

2. The oil heating device for the transformer as claimed in claim 1, wherein the housing (1) has a thermal insulating layer (8) inside.

3. The oil heating device for the transformer as claimed in claim 1, wherein the oil outlet (6) and the oil inlet (7) are wrapped with thermal sleeves (9).

4. The oil heating device for the transformer as claimed in claim 1, wherein the top of the upper cover (2) has a step surface (10), the mounting rod (3) has a protruding block (11), and the block (11) is mounted on the step surface (10).

5. The oil heating device for the transformer according to claim 4, wherein the fixture block (11) is a circular sleeve and is sleeved on the mounting rod (3), pin holes (12) are formed in the fixture block (11) and the mounting rod (3), and the pin shaft (13) is inserted into the pin holes (12).

6. The oil heating device for the transformer as claimed in claim 4, wherein a rubber gasket (17) is disposed between the step surface (10) and the block (11).

7. The oil heating device for the transformer as claimed in claim 4, wherein the outside of the block (11) has a ring of fixing lugs (14), and the bolt (16) is screwed into the screw hole (15) of the upper cover (2) after passing through the hole on the fixing lug (14).

8. The oil heating device for the transformer according to claim 1, wherein the outer sides of the housing (1) and the upper cover (2) are respectively provided with a lower mounting block (18) and an upper mounting block (19), a screw rod (20) is arranged below the upper mounting block (19), and a locking nut (21) is screwed at the rear end of the screw rod (20) penetrating through a through hole (22) of the lower mounting block (18).

9. The oil heating device for the transformer according to claim 8, wherein the lower mounting block (18), the upper mounting block (19), the screw rod (20), the lock nut (21) and the through hole (22) are at least 3 groups.