CN215806308U - Novel hydro-generator brake oil gas handing-over sealing device - Google Patents
Novel hydro-generator brake oil gas handing-over sealing device Download PDFInfo
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- CN215806308U CN215806308U CN202122216317.7U CN202122216317U CN215806308U CN 215806308 U CN215806308 U CN 215806308U CN 202122216317 U CN202122216317 U CN 202122216317U CN 215806308 U CN215806308 U CN 215806308U
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Abstract
The utility model discloses a novel hydraulic generator brake oil-gas connecting and sealing device, which comprises a cylinder body, wherein an inner groove of the cylinder body is respectively provided with a hydraulic piston and an air piston from bottom to top, a connecting block which is directly contacted with the outer wall of the air piston is arranged inside the cylinder body, the outer wall of the air piston is provided with a first air sealing ring and a second air sealing ring, the air piston is respectively contacted with the connecting block and the inner wall of the cylinder body through the first air sealing ring and the second air sealing ring, and in addition, the outer wall of the hydraulic piston is also provided with an oil-gas connecting and sealing ring which is contacted with the inner wall of the cylinder body; neotype hydraulic generator stopper oil gas handing-over sealing device through the setting of first air seal circle, second air seal circle and oil gas handing-over sealing washer, can increase each sealing washer and its area of contact between the adherence through the setting of its outer wall shape to increase its stability, the sealing washer rolls and leads to the unsatisfactory condition of sealed effect to take place when avoiding the device operation.
Description
Technical Field
The utility model relates to the technical field of brake sealing, in particular to a novel hydro-power generator brake oil-gas connecting sealing device.
Background
The brake (also called air brake) is an important device for stopping and repairing a generator in a hydroelectric power generation system, and the key for determining the service performance of the brake is a sealing piece.
The brake has an air chamber and an oil chamber, and therefore a seal is required that is suitable for both air-tight and oil-tight seals. The traditional O-ring seal rolls along with the movement of the piston, so that the sealing effect is not ideal.
Therefore, we provide a novel hydro-generator brake oil-gas handover sealing device.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a novel hydro-generator brake oil-gas connecting and sealing device, which solves the problem that the existing sealing ring is easy to roll and causes poor sealing effect.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a novel hydraulic generator stopper oil gas handing-over sealing device, includes the cylinder body, supreme hydraulic piston and the air piston of being equipped with respectively is followed to the inside groove of cylinder body, and is provided with the piece of accepting with air piston outer wall direct contact on the inside of cylinder body, be equipped with first air seal circle and second air seal circle on the outer wall of air piston, and the air piston contacts with the inner wall of accepting piece and cylinder body respectively through first air seal circle and second air seal circle, and in addition, the outer wall of hydraulic piston still is equipped with the oil gas handing-over sealing washer that contacts with the cylinder body inner wall.
Preferably, the outer walls of the first air sealing ring and the second air sealing ring are fixedly provided with three sealing elements which are regularly distributed, and two oil storage tanks are arranged among the three sealing elements.
Preferably, a rectangular ring groove is formed in the outer wall of the oil-gas connecting sealing ring, and star-shaped rubber sealing rings are assembled in the rectangular ring groove.
Preferably, the inner wall of the oil-gas cross-connecting sealing ring is fixedly provided with an inner ring, and the root of the inner side of the inner ring is in a tooth shape.
(III) advantageous effects
The utility model provides a novel hydro-power generator brake oil-gas connecting and sealing device. The method has the following beneficial effects:
1. this novel hydraulic generator stopper oil gas handing-over sealing device, through the setting of first air seal circle, second air seal circle and oil gas handing-over sealing washer, can increase the area of contact between each sealing washer and its adherence through the setting of its outer wall shape to increase its stability, the sealing washer rolls and leads to the unsatisfactory condition of sealed effect to take place when avoiding the device operation, solved current sealing washer and easily rolled and lead to the not good problem of sealed effect.
2. This neotype hydraulic generator stopper oil gas handing-over sealing device can increase its contact surface through the setting of the three sealing member of first gas seal circle and second gas seal circle outer wall, and the side has strengthened sealed effect, and the setting of two oil storage tanks can save lubricating medium between the three sealing member simultaneously, and then can be less the coefficient of friction of this sealing washer to reach the effect that reduces its friction effect, can prolong its life.
3. This novel hydraulic generator brake oil gas handing-over sealing device can guarantee the sealed effect to atmospheric pressure one side through setting up of star type rubber seal circle on the oil gas handing-over sealing washer, has solved the current device and has sealed the not good problem of effect when contacting to oil gas, and the setting of oil gas handing-over sealing washer inner wall inner circle can make oil gas handing-over sealing washer embrace equipment better through the setting of its profile of tooth to increase the stability of its during operation, can not take place relative slip.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an oil-gas joint sealing ring according to the present invention;
fig. 3 is a schematic structural view of the air sealing ring of the present invention.
In the figure: 1. a cylinder body; 2. a hydraulic piston; 3. an air piston; 4. a bearing block; 5. a first air sealing ring; 6. a second air seal ring; 7. oil gas connection sealing rings; 8. a star-shaped rubber sealing ring; 9. and an inner ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: a novel hydro-generator brake oil-gas handover sealing device comprises a cylinder body 1, wherein an inner groove of the cylinder body 1 is respectively provided with a hydraulic piston 2 and an air piston 3 from bottom to top, a bearing block 4 directly contacted with the outer wall of the air piston 3 is arranged inside the cylinder body 1, the outer wall of the air piston 3 is provided with a first air sealing ring 5 and a second air sealing ring 6, the air piston 3 is respectively contacted with the bearing block 4 and the inner wall of the cylinder body 1 through the first air sealing ring 5 and the second air sealing ring 6, and in addition, the outer wall of the hydraulic piston 2 is also provided with an oil-gas handover sealing ring 7 contacted with the inner wall of the cylinder body 1;
wherein, in this embodiment, need to supply the explanation be, this neotype hydraulic generator stopper oil gas handing-over sealing device through first air seal ring 5, second air seal ring 6 and oil gas handing-over sealing washer 7's setting, can increase the area of contact between each sealing washer and its adherence through the setting of its outer wall shape to increase its stability, the sealing washer rolls and leads to the unsatisfactory condition of sealed effect to take place when avoiding the device operation, has solved current sealing washer and has easily rolled and lead to the not good problem of sealed effect.
In this embodiment, it should be added that three regularly distributed sealing elements are fixedly mounted on the outer walls of the first air sealing ring 5 and the second air sealing ring 6, and two oil storage tanks are interposed between the three sealing elements;
wherein, this neotype hydraulic generator stopper oil gas handing-over sealing device can increase its contact surface through the setting of the three sealing member of first air seal circle 5 and 6 outer walls of second air seal circle, and the side has strengthened sealed effect, and the setting of two oil storage tanks can save lubricating medium between the three sealing member simultaneously, and then can be less the coefficient of friction of this sealing washer to reach the effect that reduces its friction effect, can prolong its life.
In this embodiment, it should be added that a rectangular ring groove is formed in the outer wall of the oil-gas transfer seal ring 7, and a star-shaped rubber seal ring 8 is assembled in the rectangular ring groove;
in this embodiment, it is further to be added that an inner ring 9 is fixedly installed on the inner wall of the oil-gas transfer sealing ring 7, and the root of the inner side of the inner ring 9 is provided with a tooth shape;
wherein, this neotype hydraulic generator stopper oil gas handing-over sealing device can guarantee the sealed effect to atmospheric pressure one side through setting up of star rubber seal 8 on the oil gas handing-over sealing washer 7, has solved the current device and sealed not good problem of effect when contacting to oil gas, and the setting of 7 inner wall inner circles 9 of oil gas handing-over sealing washer can make oil gas handing-over sealing washer 7 embrace equipment better through the setting of its profile of tooth to increase the stability of its during operation, can not take place relative slip.
The working principle and the using process of the utility model are as follows: when the air piston 3 in the device moves, the first air sealing ring 5 and the second air sealing ring 6 on the outer wall of the air piston respectively contact with the inner wall of the bearing block 4 and the inner wall of the cylinder body 1 and move relatively, the arrangement of the sealing elements on the outer wall of the first air sealing ring 5 and the outer wall of the second air sealing ring 6 and the oil storage tank is matched, the stability of the hydraulic piston can be ensured, the friction loss of the hydraulic piston can be reduced, meanwhile, when the hydraulic piston 2 works, the inner ring 9 on the inner side of the oil-gas cross sealing ring 7 can ensure the stability of the sealing ring during working by utilizing the arrangement of the tooth-shaped root part of the inner ring, the rolling condition is avoided, the arrangement of the star-shaped rubber sealing ring 8 can ensure the sealing effect of the sealing ring on one side of air pressure, the sealing effect of the device during working is ensured, and the condition that the air leakage and the oil leakage are caused by poor sealing performance is avoided.
While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a novel hydraulic generator brake oil gas handing-over sealing device which characterized in that: including cylinder body (1), the inside groove of cylinder body (1) is from supreme hydraulic piston (2) and air piston (3) of being equipped with respectively down, and is provided with on the inside of cylinder body (1) and holds connecting block (4) with air piston (3) outer wall direct contact, be equipped with first air seal circle (5) and second air seal circle (6) on the outer wall of air piston (3), and air piston (3) contact with the inner wall that holds connecting block (4) and cylinder body (1) respectively through first air seal circle (5) and second air seal circle (6), and in addition, the outer wall of hydraulic piston (2) still is equipped with oil gas handing-over sealing washer (7) that contact with cylinder body (1) inner wall.
2. The novel hydro-generator brake oil-gas handover sealing device according to claim 1, wherein: the outer walls of the first air sealing ring (5) and the second air sealing ring (6) are fixedly provided with three sealing pieces which are regularly distributed, and two oil storage tanks are arranged between the three sealing pieces.
3. The novel hydro-generator brake oil-gas handover sealing device according to claim 1, wherein: a rectangular ring groove is formed in the outer wall of the oil-gas connecting sealing ring (7), and a star-shaped rubber sealing ring (8) is assembled in the rectangular ring groove.
4. The novel hydro-generator brake oil-gas handover sealing device according to claim 1, wherein: the inner wall of the oil-gas cross-connecting sealing ring (7) is fixedly provided with an inner ring (9), and the root of the inner side of the inner ring (9) is in a tooth shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122216317.7U CN215806308U (en) | 2021-09-14 | 2021-09-14 | Novel hydro-generator brake oil gas handing-over sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122216317.7U CN215806308U (en) | 2021-09-14 | 2021-09-14 | Novel hydro-generator brake oil gas handing-over sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215806308U true CN215806308U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122216317.7U Active CN215806308U (en) | 2021-09-14 | 2021-09-14 | Novel hydro-generator brake oil gas handing-over sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215806308U (en) |
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2021
- 2021-09-14 CN CN202122216317.7U patent/CN215806308U/en active Active
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