CN210005087U

CN210005087U - light easy-to-disassemble transformer oil level indicator

Info

Publication number: CN210005087U
Application number: CN201921161646.2U
Authority: CN
Inventors: 唐三国; 戴纯
Original assignee: Yunnan Tongchang Electrical Appliances Co Ltd
Current assignee: Yunnan Tongchang Electrical Appliances Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-01-31
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a transformer oil level gaugember of light easy dismouting, including body, body base, oil float scale and relief valve, be equipped with the snap ring that circles in the ring on the well lower part periphery of body, the observation window has been seted up on well upper portion, the relief valve is cylindrical spring type relief valve, and the body base passes through internal thread and body external threaded connection, the oil float scale includes float stem and float, and the float is located the bottom of float stem to be connected with the float stem, the float stem is located the body float and is located body base lower snap ring top, the utility model discloses a set up snap ring and lower snap ring and guaranteed no matter how the oil mass in the oil storage tank changes, the warning sign can both show in the observation window so that observe, solved the rainwater can permeate to the body inside along each junction of body through the card cap and the ring that set up at each junction of body and be greater than body diameter, and then permeate to the problem in the transformer.

Description

light easy-to-disassemble transformer oil level indicator

Technical Field

The utility model relates to a transformer oil level measuring technical field especially relates to kinds of transformer oil level gaugember of light easy dismouting.

Background

The transformer oil is kinds of mineral oil obtained by distillation and refining of natural petroleum, is a mixture of pure, stable, low-viscosity, good-insulation and good-cooling liquid natural hydrocarbons obtained by acid-base refining of lubricating oil fractions in the petroleum, is commonly called square shed oil and light yellow transparent liquid, is used as an insulation, heat dissipation and arc extinction medium of a transformer, is ensured for safe operation of the transformer when the transformer oil is moderate, and needs an oil level meter to detect the transformer oil to prevent the transformer from being damaged due to the reduction of the transformer oil.

The transformer itself also disposes the oil level gauge, at present, distribution transformer oil level gauge adopts tubular oil level gauge, tubular oil level gauge is by the body, buoy indicating device, protect the frame, window and upper cover or pressure release valve are constituteed, present distribution transformer tubular oil level gauge project organization is at narrow wide phenomenon under the threaded connection mouth forms, this kind of mounting means leakproofness is relatively poor, the rainwater is very easy along the pipe wall along the upper cover, inside the pipe wall infiltration transformer of body, cause the pollution of transformer oil, or in the invasion transformer, lead to transformer insulation to wet or burn out, and then arouse the incident.

Disclosure of Invention

In order to solve the problem, the utility model provides an kinds of be convenient for observe, can effectively prevent the transformer oil level gaugember that the rainwater invaded.

In order to achieve the purpose, the utility model discloses a following technical scheme, portable easy dismouting's transformer oil level gaugember, including body, body base, oil float scale and relief valve, the body is hollow cylinder, circles in the ring and is equipped with the snap ring on the periphery of the well lower part of body, and the ring below is equipped with the external screw thread, and the observation window has been seted up on well upper portion, the observation window is the transparent sealed window of rectangle, and the top inner circle of body is equipped with the internal thread.

The relief valve is cylindrical spring type, and the lower part of relief valve is equipped with the external screw thread with the internal thread looks adaptation of body top inner circle, and the relief spring of the internal thread connection relief valve bottom of relief valve through lower part external screw thread and body inner circle turns round a mouthful associative connection with the pressure release at top, and the middle part cover of relief valve is equipped with the card cap, and the diameter of card cap is greater than the diameter of body.

The inner ring at the top of the pipe body base is internally provided with an internal thread matched with the external thread at the middle lower part of the pipe body, the pipe body base is connected with the external thread of the pipe body through the internal thread, and the inner ring at the middle lower part of the pipe body base is also provided with a lower snap ring.

The oil float scale includes float stem and float, and the float is located the bottom of float stem to be connected with the float stem, and the diameter of float is greater than the diameter of snap ring down in snap ring and the body base on the pipe body, and the float stem is hollow aluminum pipe, and the upper portion of float stem is equipped with the warning sign, and the warning sign is for encircleing the look district on the float stem, and the upper portion in the look district is red lower part and is blue, the float stem is located the interior snap ring top down of body base of float position in the pipe body.

Preferably, in order to facilitate the observation of the real-time condition of the transformer oil, the number of the observation windows is four, and the observation windows surround the pipe body.

The working principle is as follows: the device is arranged on an oil storage tank of a transformer, a float drives a floating rod to float up and down along with the change of the level height of oil in the oil storage tank, when the oil in the oil storage tank is sufficient, the float drives the floating rod to rise, the floating rod is displayed in an observation window in blue, an upper snap ring limits the rising height of the float, the blue color is displayed in the observation window no matter how high the level height of the oil in the oil storage tank is, when the oil in the oil storage tank is insufficient, the float drives the floating rod to fall, the red color is displayed in the observation window, a lower snap ring limits the falling position of the float, and the red color is displayed in the observation window no matter how low the level height of the oil; when the air pressure in the pipe body is too high, the air pressure acts on the pressure relief spring, the pressure relief spring jacks up the pressure relief torsion opening to relieve the pressure, and after the pressure relief is completed, the pressure relief torsion opening falls back to enable the inside of the pipe body to be continuously sealed.

The utility model has the advantages of the utility model discloses a set up snap ring and lower snap ring and guaranteed no matter how the oil mass in the oil storage tank changes, the warning sign can both show in observing the window so that observe, through set up the card cap and the ring that are greater than the body diameter at each junction of body in order to reach rainwater along the pipe wall low fall to ground between body card cap, ring, and can not permeate to the body inside along each junction of body, and then permeate to the transformer in, also can not permeate to the transformer in along the body lower part, the junction of transformer oil level mouth, and then show the waterproof performance that has improved the structure, effectively solved rainwater very easily along the pipe wall of upper cover, the pipe wall infiltration transformer inside of body, cause transformer oil's pollution, or invade the transformer in, lead to transformer insulation to wet or burn out, and then arouse the problem of incident.

Drawings

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

Fig. 2 is a schematic view of the internal structure of the present invention.

In the figure: 1. a pipe body; 2. a tube body base; 3. an oil float scale; 4. a pressure relief valve; 5. an observation window; 6. a circular ring; 7. a snap ring is arranged; 8. and a lower snap ring.

Detailed Description

The present invention will be further described in with reference to the following drawings and examples.

As shown in fig. 1-2, portable easy dismouting's transformer oil level gaugember, including body 1, body base 2, oil float scale 3 and relief valve 4, body 1 is hollow cylinder, is equipped with ring 6 on the well lower part periphery of body 1 and circles and is equipped with snap ring 7, and 6 below of ring is equipped with the external screw thread, and well upper portion has been seted up observation window 5, observation window 5 is the transparent sealed window of rectangle, and quantity is four, encircles around body 1, and the top inner circle of body 1 is equipped with the internal thread.

Relief valve 4 is cylindrical spring type relief valve 4, and the lower part of relief valve 4 is equipped with the external screw thread with the internal thread looks adaptation of 1 top inner circle of body, and relief valve 4 twists mouthful associative connection with the pressure release at top through the pressure release spring of the internal thread connection relief valve 4 bottom of lower part external screw thread and 1 inner circle of body, and the middle part cover of relief valve 4 is equipped with the card cap, and the diameter of card cap is greater than the diameter of body 1.

An inner thread matched with the outer thread of the middle lower part of the pipe body 1 is arranged in the inner ring at the top of the pipe body base 2, the pipe body base 2 is connected with the outer thread of the pipe body 1 through the inner thread, and a lower clamping ring 8 is further arranged on the inner ring of the middle lower part of the pipe body base 2.

Oil float scale 3 includes float rod and float, and the float is located the bottom of float rod to be connected with the float rod, and the diameter of float is greater than in 1 interior snap ring 7 of going up of body and the diameter of 2 interior lower snap ring 8 of body base, and the float rod is hollow aluminum pipe, and the upper portion of float rod is equipped with the warning sign, and the warning sign is for encircleing the outward appearance color-coated area on the float rod, and the upper portion in outward appearance color-coated area is red lower part and is blue, the float is located body 1 interior float and is located 8 tops of snap ring under in 2 body base.

The working principle is as follows: the device is arranged on an oil storage tank of a transformer, a float drives a floating rod to float up and down along with the change of the level height of oil in the oil storage tank, when the oil in the oil storage tank is sufficient, the float drives the floating rod to rise, the inside of an observation window 5 is blue, the rising height of the float is limited by an upper snap ring 7, the blue color is displayed in the observation window 5 no matter how high the level height of the oil in the oil storage tank is, when the oil in the oil storage tank is insufficient, the float drives the floating rod to fall, the inside of the observation window 5 is red, the falling position of the float is limited by a lower snap ring 8, and the red color is displayed in the observation window 5 no matter how low the level height of the oil; when the air pressure in the pipe body 1 is too large, the air pressure acts on the pressure relief spring, the pressure relief spring jacks up the pressure relief torsion opening to relieve the pressure, and after the pressure relief is completed, the pressure relief torsion opening falls back to enable the interior of the pipe body 1 to continue to be sealed.

To sum up, the utility model discloses a set up snap ring 7 and snap ring 8 down and guaranteed no matter how the oil mass in the oil storage tank changes, the warning sign can both show in observation window 5 and be convenient for observe, through set up the card cap and the ring 6 that are greater than 1 diameter of body in order to reach the rainwater along 1 card cap of body, ring 6 pipe wall between them falls to ground, and can not permeate to body 1 inside along each junction of body 1, and then permeate to the transformer in, also can not permeate to the transformer along 1 lower part, the junction of transformer oil level mouth in, and then show the waterproof performance who has improved the structure, effectively solved the rainwater very easily along the pipe wall along the upper cover, inside the pipe wall infiltration transformer of body 1, cause the pollution of transformer oil, or invade in the transformer, lead to transformer insulation to wet or burn out, and then arouse the problem of incident.

It will be appreciated by those skilled in the art that changes in this embodiment may be made without departing from the principles and spirit of the invention, the scope of which is defined by the claims appended hereto, and their equivalents in .

Claims

The portable and easily-disassembled and assembled transformer oil level indicator comprises a pipe body (1), a pipe body base (2), an oil float scale (3) and a pressure release valve (4), and is characterized in that the pipe body (1) is a hollow cylinder, an upper clamping ring (7) is arranged on the inner ring of a circular ring (6) arranged on the periphery of the middle lower part of the pipe body (1), external threads are arranged below the circular ring (6), an observation window (5) is arranged on the middle upper part of the pipe body, the observation window (5) is a rectangular transparent sealed window, and internal threads are arranged on the inner ring of the top of the pipe body (1);

the pressure release valve (4) is a cylindrical spring type pressure release valve (4), external threads matched with the internal threads of the inner ring at the top of the pipe body (1) are arranged at the lower part of the pressure release valve (4), the pressure release valve (4) is connected with a pressure release torsion opening at the top through the internal threads of the inner ring of the pipe body (1) and a pressure release spring at the bottom of the pressure release valve (4) through the external threads at the lower part, a clamping cap is sleeved at the middle part of the pressure release valve (4), and the diameter of the clamping cap is larger than that of the;

an inner ring at the top of the pipe body base (2) is internally provided with an internal thread matched with the external thread at the middle lower part of the pipe body (1), the pipe body base (2) is connected with the external thread of the pipe body (1) through the internal thread, and a lower snap ring (8) is also arranged on the inner ring at the middle lower part of the pipe body base (2);

oil float scale (3) include float bar and float, and the float is located the bottom of float bar to be connected with the float bar, and the diameter of float is greater than the diameter of going up snap ring (7) and snap ring (8) down in body base (2) in body (1), and the float bar is hollow aluminum pipe, and the upper portion of float bar is equipped with the warning sign, and the warning sign is for encircleing the look district on the float bar, and the upper portion in the look district is red lower part and is blue, the float is located body (1) and floats snap ring (8) top down in body base (2).
2. Portable and easily detachable transformer oil level indicator, according to claim 1, wherein the number of said observation windows (5) is four, surrounding the tube body (1).