CN213935872U

CN213935872U - Durable transformer diaphragm

Info

Publication number: CN213935872U
Application number: CN202023290526.8U
Authority: CN
Inventors: 葛程程
Original assignee: Shenyang Hongda Rubber Co ltd
Current assignee: Shenyang Hongda Rubber Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-10
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a durable transformer diaphragm, concretely relates to diaphragm technical field, including the diaphragm main part, diaphragm main part outer end is fixed with round ripple membrane, round ripple membrane outer end is fixed with the posting, a plurality of through-holes have been seted up on the posting, the posting bottom is equipped with the oil conservator, the posting top is equipped with the movable frame, movable frame bottom one side is fixed with a plurality of spacing posts, and is a plurality of spacing post passes a plurality of through-holes respectively and extends into inside the oil conservator. The utility model discloses a set up the diaphragm main part into double-deck stack formula to at diaphragm main part fixed ripple membrane all around, not only consolidated diaphragm main part intensity and the ductility of the diaphragm that enlarges, make the diaphragm main part can not lead to breaking because pressure is too big.

Description

Durable transformer diaphragm

Technical Field

The utility model relates to a diaphragm technical field, the more specifically durable transformer diaphragm that says so.

Background

The transformer diaphragm is mainly used for filling a space part above the oil level of a transformer conservator and a mutual inductor, effectively isolating transformer oil from air, preventing the transformer oil from being polluted and deteriorated, and prolonging the service life of the transformer.

The diaphragm receives the change influence of atmospheric pressure intensity to stretch out and contract, thereby it influences life because overstretch easily to work for a long time, and the tradition is poor with bolt fastening mode gas tightness, and gas leakage also can lead to the diaphragm to damage and not durable.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a durable transformer diaphragm through setting up the diaphragm main part into double-deck stack formula to at diaphragm main part fixed ripple membrane all around, not only strengthened diaphragm main part intensity and the ductility of the diaphragm that enlarges, make the diaphragm main part can not lead to breaking because pressure is too big.

In order to achieve the above object, the utility model provides a following technical scheme: a durable transformer diaphragm comprises a diaphragm main body, wherein a circle of corrugated film is fixed at the outer end of the diaphragm main body, a positioning frame is fixed at the outer end of the circle of corrugated film, a plurality of through holes are formed in the positioning frame, an oil conservator is arranged at the bottom of the positioning frame, a movable frame is arranged at the top of the positioning frame, a plurality of limiting columns are fixed at one side of the bottom of the movable frame, the limiting columns respectively penetrate through the through holes and extend into the oil conservator, four threaded rods are connected to the inner side of the movable frame through threads, four threaded rods are arranged on the outer side of the oil conservator, a supporting plate is movably connected to the bottom ends of every two threaded rods through bearings, two supporting plates are respectively fixed at two sides of the oil conservator, a first bevel gear is fixed at the outer ends of the four threaded rods, a second bevel gear is meshed at the bottom of the four first bevel gears, a transmission rod is fixedly connected between every two second bevel gears, the rear ends of the two transmission rods respectively penetrate through the two threaded rods and are movably connected with the two threaded rods through bearings.

In a preferred embodiment, the front ends of the two transmission rods are fixed with belt pulleys, the two belt pulleys are movably connected through a belt, the two belt pulleys are respectively arranged at two sides of the oil conservator, and a handle is fixed at the front side of one of the belt pulleys.

In a preferred embodiment, four of the threaded rod tips are each fixed with a stop.

In a preferred embodiment, a supporting seat is fixed at the center of the top of the supporting plate, and the rear end of the driving rod penetrates through the supporting seat and is movably connected with the inner wall of the supporting seat through a bearing.

In a preferred embodiment, a plurality of limiting grooves are formed in the top end of each oil conservator, and the bottom ends of the limiting columns are arranged inside the limiting grooves.

In a preferred embodiment, a circle of sleeve sealing ring is arranged inside the oil conservator, and the circle of sleeve sealing ring is arranged on one side of the limiting groove.

In a preferred embodiment, the diaphragm body is arranged in a double-layer stacking manner, and the interior of the diaphragm body is filled with a filling agent.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the diaphragm main body is arranged into a double-layer superposition type, and the corrugated film is fixed around the diaphragm main body, so that the strength of the diaphragm main body is strengthened, the ductility of the expanded diaphragm is increased, and the diaphragm main body can not be broken due to overlarge pressure intensity;

2. the utility model discloses a belt pulley drives first bevel gear and second bevel gear to it rotates to drive the threaded rod, thereby drives the movable block and moves down, compresses tightly the diaphragm through making the movable frame, prevents gaseous inflow, through at the fixed a plurality of reference columns of movable frame bottom, thereby makes diaphragm and oil conservator fixed, improves the stability between diaphragm and the oil storage frame.

Drawings

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

Fig. 2 is a schematic view of the corrugated membrane and the spacing column of the present invention.

Fig. 3 is a top view of the movable frame of the present invention.

Fig. 4 is a top view of the first bevel gear according to the present invention.

Fig. 5 is a side cross-sectional view of the first bevel gear and the second bevel gear of the present invention.

The reference signs are: 1. a diaphragm body; 2. a corrugated membrane; 3. a positioning frame; 4. a movable frame; 5. a seal ring; 6. a limiting column; 7. an oil conservator; 8. a support plate; 9. a supporting seat; 10. a transmission rod; 11. a first bevel gear; 12. a second bevel gear; 13. a threaded rod; 14. a stopper; 15. a belt pulley; 16. a handle; 17. a limiting groove.

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.

According to the durable transformer diaphragm shown in the figures 1-5, the durable transformer diaphragm comprises a diaphragm main body 1, a circle of corrugated film 2 is fixed at the outer end of the diaphragm main body 1, a positioning frame 3 is fixed at the outer end of the circle of corrugated film 2, a plurality of through holes are formed in the positioning frame 3, an oil conservator 7 is arranged at the bottom of the positioning frame 3, a movable frame 4 is arranged at the top of the positioning frame 3, a plurality of limiting columns 6 are fixed at one side of the bottom of the movable frame 4, the plurality of limiting columns 6 respectively penetrate through the plurality of through holes and extend into the oil conservator 7, four threaded rods 13 are connected to the inner side of the movable frame 4 through threads, four threaded rods 13 are arranged at the outer side of the oil conservator 7, a support plate 8 is movably connected to the bottom ends of every two threaded rods 13 through bearings, two support plates 8 are respectively fixed at two sides of the oil conservator 7, and first bevel gears 11 are fixed at the outer ends of the four threaded rods 13, the bottoms of the four first bevel gears 11 are respectively engaged with second bevel gears 12, a transmission rod 10 is fixedly connected between every two second bevel gears 12, and the rear ends of the two transmission rods 10 respectively penetrate through two threaded rods 13 and are movably connected with the two threaded rods 13 through bearings.

Further, two the transfer line 10 front end all is fixed with belt pulley 15, two through belt swing joint, two between the belt pulley 15 establishes respectively in oil conservator 7 both sides, one of them belt pulley 15 front side is fixed with handle 16, can make the threaded rod 13 synchronous rotation that oil conservator 7 is two through setting up belt pulley 15 to shift up the movable frame wholly, stability is high.

Furthermore, four threaded rod 13 top all is fixed with dog 14, and dog 14 can carry on spacingly to activity frame 4, prevents excessively to rotate the handle, makes activity frame 4 drop.

Further, 8 top centers of backup pad are fixed with supporting seat 9, the transfer line 10 rear end passes supporting seat 9 and through bearing and 9 inner wall swing joint of supporting seat, supports transfer line 10 through the purpose main points of setting up supporting seat 9, prevents to remove and makes it rock.

Further, a plurality of spacing grooves 17 have all been seted up on 7 tops of oil conservator, establish at spacing inslot 17 inside 6 bottoms of spacing post, through setting up spacing groove 17 and spacing post 6, carry on spacingly to posting 3, avoid because the fixed insecure of adjustable frame 4 and diaphragm main part 1 is favorable to improving posting 3 stability.

Further, the inside round of cover sealing washer 5 that is equipped with of oil conservator 7, the round cover sealing washer 5 is established in spacing groove 17 one side, through setting up sealing washer 5, prevents that external gas from flowing into oil conservator 7 inside from spacing groove 17, effectively improves the leakproofness.

Furthermore, the diaphragm main body 1 is arranged in a double-layer overlapping mode, a filling agent is filled in the diaphragm main body 1, the filling agent is prepared by mixing silicon carbide, graphite powder, zinc sulfide and synthetic grease, and the filling material can effectively enhance the physical properties of the obtained diaphragm main body 1 and increase the hardness, tensile strength and pressure resistance of the diaphragm main body 1.

The utility model discloses the theory of operation: before use, the outer end of the corrugated film 2 at the outer end of the diaphragm main body 1 is fixed with the positioning frame 3, the positioning frame 3 is placed at the top of the oil conservator 7, after installation, two belt pulleys 15 are driven to rotate by rotating the handle 16, because the belt pulleys 15 are connected with the second bevel gears 12 through the transmission rod 10, the belt pulleys 15 drive the four second bevel gears 12 to work, because the second bevel gears 12 are meshed with the first bevel gears 11, the second bevel gears 12 drive the first bevel gears 11 to rotate, because the first bevel gears 11 and the movable frame 4 are connected through the threaded rods 13, the threaded rods 13 can be rotated while the first bevel gears 11 rotate, so that the threaded rods 13 move up and down along with the rotation of the first bevel gears 11, the movable frame 4 is driven to move down by rotating the threaded rods 13, thereby compacting the positioning frame 3, in order to further improve the stability of the positioning frame 3, the diaphragm main body 1 is prevented from moving, the threaded rod 13 is continuously rotated until the limit columns 6 are inserted into the limit grooves 17, the problem of poor bolt fixing tightness is solved, the installation is convenient, in order to prevent gas from flowing into the oil storage frame 7 from the limit grooves 17, the oil storage cabinet 7 is sealed by arranging the sealing ring 5, thereby preventing the diaphragm main body 1 from being damaged and broken due to air inlet leakage, in the utility model, the diaphragm main body 1 is arranged in a double-layer overlapping mode, and is filled with a filler prepared by mixing silicon carbide, graphite powder, zinc sulfide and mixed grease, so that the physical property of the obtained diaphragm can be effectively enhanced, the hardness, the tensile strength, the stretching strength and the pressure resistance of the diaphragm main body 1 are increased, and the ductility of the diaphragm main body 1 which is not only enhanced by fixing the corrugated film 2 around the diaphragm main body 1 is expanded, so that the diaphragm body 1 is not broken due to excessive pressure.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A durable transformer diaphragm comprising a diaphragm body (1), characterized in that: the diaphragm main body (1) outer end is fixed with a circle of corrugated film (2), the circle of corrugated film (2) outer end is fixed with a positioning frame (3), a plurality of through holes have been seted up on the positioning frame (3), positioning frame (3) bottom is equipped with conservator (7), positioning frame (3) top is equipped with movable frame (4), movable frame (4) bottom one side is fixed with a plurality of spacing posts (6), a plurality of spacing posts (6) pass a plurality of through holes respectively and extend into conservator (7) inside, there are four threaded rods (13) in movable frame (4) inboard through threaded connection, four threaded rods (13) all establish in the conservator (7) outside, every two threaded rod (13) bottom all has backup pad (8) through bearing swing joint, two backup pad (8) are fixed respectively and establish in conservator (7) both sides, the outer ends of the four threaded rods (13) are respectively fixed with first bevel gears (11), the bottoms of the four first bevel gears (11) are respectively meshed with second bevel gears (12), a transmission rod (10) is fixedly connected between every two second bevel gears (12), and the rear ends of the two transmission rods (10) respectively penetrate through two of the threaded rods (13) and are movably connected with the two of the threaded rods (13) through bearings.

2. A durable transformer diaphragm according to claim 1 wherein: two drive link (10) front end all is fixed with belt pulley (15), two through belt swing joint between belt pulley (15), two belt pulley (15) are established respectively in oil conservator (7) both sides, and one of them belt pulley (15) front side is fixed with handle (16).

3. A durable transformer diaphragm according to claim 1 wherein: and the top ends of the four threaded rods (13) are respectively fixed with a stop block (14).

4. A durable transformer diaphragm according to claim 1 wherein: the supporting plate is characterized in that a supporting seat (9) is fixed in the center of the top of the supporting plate (8), and the rear end of the transmission rod (10) penetrates through the supporting seat (9) and is movably connected with the inner wall of the supporting seat (9) through a bearing.

5. A durable transformer diaphragm according to claim 1 wherein: a plurality of spacing grooves (17) have all been seted up on oil conservator (7) top, spacing post (6) bottom is established inside spacing groove (17).

6. A durable transformer diaphragm according to claim 5 wherein: the oil conservator (7) is internally provided with a circle of sealing ring (5), and the circle of sealing ring (5) is arranged on one side of the limiting groove (17).

7. A durable transformer diaphragm according to claim 1 wherein: the diaphragm main body (1) is arranged in a double-layer overlapping mode, and a filling agent is filled in the diaphragm main body (1).