CN212513358U

CN212513358U - Rain-proof cover of thermometer and transformer for transformer

Info

Publication number: CN212513358U
Application number: CN202021463436.1U
Authority: CN
Inventors: 杨晓亮; 王青
Original assignee: SANBIAN SCI-TECH CO LTD
Current assignee: SANBIAN SCI-TECH CO LTD
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-09
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a rain cover of a thermometer for a transformer, which comprises a cover body, a thermometer mounting bottom plate and a mounting bracket, wherein the thermometer mounting bottom plate can fix at least one thermometer; the upper side edge of the bottom of the cover body is provided with a hanging lug which faces downwards and is matched with the upper edge of the thermometer mounting bottom plate; the left and right side edges of the bottom of the cover body are respectively provided with a flanging which is connected with the thermometer mounting bottom plate through bolts; the top surface of the cover body is provided with an observation port, and a transparent plate sealed by a rubber sealing strip fixed by gluing is arranged on the observation port; correspondingly, a through hole for a secondary cable electrically connected with the thermometer to pass through is arranged on the lower side surface of the cover body in a matched manner; one end of the mounting bracket is connected with the thermometer mounting bottom plate through a bolt, and the other end of the mounting bracket is fixedly connected with the transformer oil tank. The utility model discloses a rain-proof cover of thermometer for transformer can protect the thermometer omnidirectionally, effectively prevents the water invasion that splashes, avoids thermometer and external long-term contact. Correspondingly, the utility model discloses the transformer that has this rain-proof cover is still provided.

Description

Rain-proof cover of thermometer and transformer for transformer

Technical Field

The utility model relates to a transformer technical field, concretely relates to rain-proof cover of thermometer for transformer to and have this rain-proof cover of thermometer for transformer's transformer.

Background

Along with the development of industrial technology and scientific technology, unattended substations and intelligent substations become target modes, and meanwhile, higher and higher requirements are provided for the protection of monitoring equipment and the safety of equipment lines matched with large transformers. For example, thermometers used for monitoring the operating temperature of transformers are generally less waterproof and do not reach a corresponding level of waterproofing.

At present, the traditional thermometer installation and protection still have a plurality of problems, such as: 1) after the traditional thermometer is installed, the requirement of waterproof grade 4 cannot be guaranteed, splashing water cannot be prevented from entering, particularly splashing water can be easily entered at the cable inlet part, and safety problems such as thermometer failure, false alarm and the like can be easily caused after the water enters; 2) after the traditional thermometer is installed, the traditional thermometer is simple and crude in protection, is exposed to the sun and rain for a long time under outdoor conditions, is easy to cause the phenomena of scale blurring and the like caused by aging of a thermometer shell, line aging and surface dust accumulation aging, and is difficult to meet the requirement of 15 years or more of service life provided by a user; 3) after the traditional thermometer is installed, the thermometer is relatively dispersed, and a secondary circuit is relatively messy and is not attractive. Accordingly, there is a need to develop new techniques to solve the above problems, so that the transformer can operate more safely.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a rain-proof cover of thermometer for transformer. The thermometer rain cover for the transformer has high waterproof grade, good anti-aging performance, and is beautiful and practical; can all-round protection thermometer, effectively prevent the water invasion that splashes, avoid thermometer and external long-term contact and appear thermometer shell ageing, circuit ageing, the ageing problem that leads to the scale fuzzy scheduling of surface deposition. Correspondingly, the utility model also provides a transformer of the rain-proof cover of thermometer for this transformer has.

To the rain-proof cover of thermometer for the transformer, the technical scheme of the utility model is that: the thermometer rain cover for the transformer comprises a cover body, a thermometer mounting bottom plate and a mounting bracket; the upper side edge of the bottom of the cover body is provided with a downward hanging lug, and the hanging lug is matched with the upper edge of the thermometer mounting bottom plate; the left and right side edges of the bottom of the cover body are respectively provided with a flanging, and the flanging is connected with the thermometer mounting bottom plate through bolts; an observation port is arranged on the top surface of the cover body, a transparent plate is arranged on the observation port, and the observation port is sealed by a rubber sealing strip which is fixed by gluing; at least one thermometer can be fixed on the thermometer mounting bottom plate; correspondingly, a through hole for a secondary cable electrically connected with the thermometer to pass through is formed in the lower side surface of the cover body in a matched manner; one end of the mounting bracket is connected with the thermometer mounting bottom plate through a bolt, and the other end of the mounting bracket is fixedly connected with the transformer oil tank.

Compared with the prior art, the thermometer rain cover for the transformer has high waterproof grade, good anti-aging performance, beauty and practicability; the cover body of the rain cover is matched with the thermometer mounting base plate to form a sealed cavity structure, the thermometer is arranged in the cavity structure, the thermometer can be protected in all directions, splashing water is effectively prevented from entering, the problems that a thermometer shell is aged, a circuit is aged, and scales are blurred due to surface dust accumulation and aging caused by long-term contact of the thermometer and the outside are avoided, and the requirement that the service life of the thermometer put forward by a user is 15 years or more can be met; in addition, this rain-proof cover of thermometer installation back because the thermometer installation is more concentrated to make the secondary circuit clean and tidy, whole appearance is pleasing to the eye.

Preferably, the thermometer mounting base plate can fix 3 thermometers. The quantity of the thermometer that can fix on the thermometer mounting base plate should not be too much, otherwise the size of thermometer mounting base plate needs the grow, and then makes the size grow of whole rain-proof cover, is unfavorable for making. Tests have shown that a design that can fit 3 thermometers is preferred.

Preferably, the transparent plate is made of glass. The arrangement of the transparent plate can facilitate on-site operation and maintenance personnel to view data; the glass has high transparency, is environment-friendly, pollution-free and low in cost, and the transparent plate is made of glass, so that the glass is good in practicability, convenient to manufacture and easy to control cost.

Preferably, the solar film is pasted on the inner side of the transparent plate. The solar film has the advantages of heat insulation, sun protection and ultraviolet insulation, and the solar film can prevent the thermometer in the rain cover from being exposed to sunlight for a long time, so that the problems of aging of the thermometer shell, line aging and the like can be solved; and the solar film has the functions of tearing resistance and puncture resistance, and the adhesive layer of the film can prevent the damage of the transparent plate to an internal thermometer due to accidental breakage of the transparent plate after the film is pasted.

To the transformer, the utility model discloses a scheme does: a transformer comprises the thermometer rain cover for the transformer and a transformer oil tank; the thermometer rain cover for the transformer is arranged on the side face of the transformer oil tank; an oil surface thermometer I, an oil surface thermometer II and a winding thermometer are arranged on the side surface of the transformer oil tank; the oil surface thermometer I, the oil surface thermometer II and the winding thermometer are all arranged on a thermometer mounting bottom plate of a thermometer rain cover for the transformer; and the secondary cable electrically connected with the oil surface thermometer I, the oil surface thermometer II and the winding thermometer is led out from the through hole arranged on the lower side surface of the cover body.

Compared with the prior art, when the transformer of the utility model is used, the thermometer rain cover for the transformer can protect the thermometer and the secondary cable in all directions, and prevent the safety problems of thermometer failure, false alarm and the like caused by the invasion of splashed water; the problem that the thermometer is exposed to the sun and rain for a long time is solved, the problems that scales are fuzzy and the like caused by aging of a thermometer shell, line aging and surface ash accumulation aging are effectively prevented, and the requirement that the service life of the thermometer provided by a user is 15 years or more can be met.

Preferably, three signboard parts are arranged on the top surface of the cover body corresponding to the oil surface thermometer I, the oil surface thermometer II and the winding thermometer. The signboard plays the effect of instructing, makes things convenient for on-spot fortune dimension personnel to find corresponding thermometer fast through corresponding signboard and observes data. Furthermore, the signboard and the top surface of the cover body are fixedly connected through threads.

Drawings

Fig. 1 is a schematic structural view of a thermometer rain cover for a transformer of the present invention;

fig. 2 is a schematic structural diagram of the transformer of the present invention.

The labels in the figures are: 1-transformer oil tank; 2-cover body, 201-ear, 202-flanging, 203-top, 204-transparent plate, 205-rubber sealing strip, 206-underside; 3-thermometer mounting base plate; 4, mounting a bracket; 5-oil surface thermometer I; 6-oil surface thermometer II; 7-winding thermometer; 8-signboard.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Referring to fig. 1 and 2, the thermometer rain-proof cover for the transformer comprises a cover body 2, a thermometer mounting baseplate 3 and a mounting bracket 4; the upper side edge of the bottom of the cover body 2 is provided with a hanging lug 201 facing downwards, and the hanging lug 201 is matched with the upper edge of the thermometer mounting bottom plate 3 (the hanging lug 201 can hang the cover body 2 on the upper edge of the thermometer mounting bottom plate 3 when being mounted, so that the fixing is convenient, and the hanging lug 201 can also ensure that no gap exists between the cover body 2 and the thermometer mounting bottom plate 3, so that the thermometer rain cover for the transformer has better waterproof performance, can effectively prevent rainwater from invading and can not leak water); the left and right side edges of the bottom of the cover body 2 are respectively provided with a flange 202, and the flanges 202 are connected with the thermometer mounting base plate 3 through bolts; an observation port is arranged on the top surface 203 of the cover body 2, a transparent plate 204 is arranged on the observation port, and the observation port is sealed by a rubber sealing strip 205 fixed by gluing; at least one thermometer can be fixed on the thermometer mounting bottom plate 3; correspondingly, a through hole for a secondary cable electrically connected with the thermometer to pass through is formed in the lower side surface 206 of the cover body 2; one end of the mounting bracket 4 is connected with the thermometer mounting base plate 3 through a bolt, and the other end of the mounting bracket is fixedly connected with the transformer oil tank 1.

As a specific example: the thermometer mounting base plate 3 can hold 3 thermometers.

As a specific example: the transparent plate 204 is glass. The transparency of the glass is high, the environment is protected, no pollution is caused, the cost is low, the transparent plate 204 is made of glass, the manufacturing is convenient, and the cost is easy to control. When data need be looked over, on-spot fortune dimension personnel can directly see through the data on the glass watch thermometer dial plate, convenient and practical.

As a specific example: a solar film is adhered to the inner side of the transparent plate 204. The solar film has the advantages of heat insulation, sun protection and ultraviolet ray insulation, and can block solar rays when the solar film is irradiated by sunlight, so that the problems of aging of a thermometer shell, line aging and the like caused by long-term exposure of the thermometer in the rain-proof cover to the sunlight are prevented; the solar film has the functions of tearing resistance and puncture resistance, and the adhesive layer of the film ensures that the strength of the transparent plate 204 after the film is pasted can prevent the damage to the internal thermometer caused by the accidental breakage of the transparent plate 204.

When the thermometer mounting base plate is used, the cover body 2 is hung on the upper edge of the thermometer mounting base plate 3 through the hanging lug 201, and then the cover body 2 is connected with the thermometer mounting base plate 3 through the turned edge 202 through the bolt; and finally, the whole rain cover is fixedly connected with the transformer oil tank 1 through the mounting bracket 4.

Referring to fig. 2, the transformer comprises the thermometer rain cover for the transformer and further comprises a transformer oil tank 1; the thermometer rain cover for the transformer is arranged on the side surface of the transformer oil tank 1; an oil surface thermometer I5, an oil surface thermometer II 6 and a winding thermometer 7 are installed on the side face of the transformer oil tank 1; the oil surface thermometer I5, the oil surface thermometer II 6 and the winding thermometer 7 are all arranged on the thermometer mounting base plate 3 of the thermometer rain cover for the transformer; the secondary cables electrically connected to the oil level thermometer one 5, the oil level thermometer two 6, and the winding thermometer 7 are led out from through holes provided on the lower side surface 206 of the cover body 2.

As a specific example: and three signboard 8 is arranged on the top surface 203 of the cover body 2 corresponding to the oil surface thermometer I5, the oil surface thermometer II 6 and the winding thermometer 7. Signboard 8 plays the effect of instructing, makes things convenient for on-spot fortune dimension personnel to find corresponding thermometer through corresponding signboard 8 fast and observes data. Further, the signboard 8 is fixed to the top surface 203 of the cover 2 by screw coupling. At the moment, the connecting structure is simple, the connection is reliable, and the assembly and disassembly are convenient.

The above general description of the invention and the description of its specific embodiments in this application should not be construed as limiting the scope of the invention. Those skilled in the art can add, reduce or combine the technical features disclosed in the general description and/or the specific embodiments including the examples) to form other technical solutions within the scope of the present application according to the disclosure of the present application without departing from the components of the present invention.

Claims

1. Rain-proof cover of thermometer for transformer, its characterized in that: comprises a cover body (2), a thermometer mounting bottom plate (3) and a mounting bracket (4);

the upper side edge of the bottom of the cover body (2) is provided with a downward hanging lug (201), and the hanging lug (201) is matched with the upper edge of the thermometer mounting bottom plate (3); the left side edge and the right side edge of the bottom of the cover body (2) are respectively provided with a flanging (202), and the flanging (202) is connected with the thermometer mounting base plate (3) through bolts; an observation port is arranged on the top surface (203) of the cover body (2), a transparent plate (204) is arranged on the observation port, and the observation port is sealed by a rubber sealing strip (205) which is fixed by gluing;

at least one thermometer can be fixed on the thermometer mounting bottom plate (3); correspondingly, a through hole for a secondary cable electrically connected with the thermometer to pass through is formed in the lower side surface (206) of the cover body (2) in a matched manner;

one end of the mounting bracket (4) is connected with the thermometer mounting base plate (3) through a bolt, and the other end of the mounting bracket is fixedly connected with the transformer oil tank (1).

2. The thermometer rain cover for a transformer of claim 1, wherein: the thermometer mounting bottom plate (3) can be used for fixing 3 thermometers.

3. The thermometer rain cover for a transformer of claim 1, wherein: the transparent plate (204) is glass.

4. The thermometer rain cover for a transformer of claim 3, wherein: and a solar film is pasted on the inner side of the transparent plate (204).

5. A transformer, characterized by: the thermometer rain cover for the transformer comprises the thermometer rain cover as claimed in claim 1, and further comprises a transformer oil tank (1); the thermometer rain cover for the transformer is arranged on the side face of the transformer oil tank (1); an oil surface thermometer I (5), an oil surface thermometer II (6) and a winding thermometer (7) are installed on the side surface of the transformer oil tank (1); the oil surface thermometer I (5), the oil surface thermometer II (6) and the winding thermometer (7) are all arranged on a thermometer mounting base plate (3) of a thermometer rain cover for the transformer; and the secondary cable electrically connected with the oil surface thermometer I (5), the oil surface thermometer II (6) and the winding thermometer (7) is led out from a through hole arranged on the lower side surface (206) of the cover body (2).

6. The transformer of claim 5, wherein: and three signboard (8) are arranged on the top surface (203) of the cover body (2) corresponding to the oil surface thermometer I (5), the oil surface thermometer II (6) and the winding thermometer (7).

7. The transformer of claim 6, wherein: the signboard (8) is fixedly connected with the top surface (203) of the cover body (2) through threads.