CN213899887U - Radial sealing device - Google Patents
Radial sealing device Download PDFInfo
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- CN213899887U CN213899887U CN202022925838.5U CN202022925838U CN213899887U CN 213899887 U CN213899887 U CN 213899887U CN 202022925838 U CN202022925838 U CN 202022925838U CN 213899887 U CN213899887 U CN 213899887U
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- pressing plate
- ring
- split ring
- sealing strip
- half ring
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- Sealing Devices (AREA)
Abstract
The utility model discloses a radial sealing device, include: a shaft, a first half ring-splitting assembly, a second half ring-splitting assembly, a first pressing plate, a second pressing plate, a first sealing strip and a second sealing strip, the first half split ring assembly comprises a first half split ring and a second half split ring, the second half split ring assembly comprises a third half split ring and a fourth half split ring, the first sealing strip is arranged among the first semi-split ring assembly, the second semi-split ring assembly and the shaft, the first pressing plate presses on the first semi-split ring assembly, the second pressing plate is pressed on the second semi-split ring component, the first pressing plate and the second pressing plate are connected through a third fixing piece, the first pressing plate is provided with a first groove, the second pressing plate is provided with a second groove, one side of the second sealing strip is accommodated in the first groove, the other side of the second sealing strip is accommodated in the second groove, thereby greatly reducing the manufacturing cost and being suitable for the occasions with severe environment and larger applicable objects.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a mechanical seal field especially relates to a radial seal device.
[ background of the invention ]
The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, and the end faces are kept in fit and relatively slide under the action of fluid pressure and the elastic force (or magnetic force) of a compensation mechanism and the cooperation of an auxiliary seal.
The mechanical seal is a shaft seal device of a rotating machine. Such as centrifugal pumps, centrifuges, reaction kettles, compressors, and the like. Because the transmission shaft runs through inside and outside equipment, like this, there is a circumference clearance between axle and the equipment, the medium in the equipment outwards leaks through this clearance, under general condition, mechanical seal device's sealing performance is higher more better, but the high-level sealing performance also often means that mechanical seal device's structure is also comparatively complicated, and the cost is higher, so in some occasions, for example, the comparatively abominable occasion of service environment, the great occasion of object is suitable for, it is not very high to sealing performance requirement, consequently the utility model discloses aim at specially having designed a simple structure, the cost is lower can satisfy the radial seal device of its sealing performance requirement simultaneously to these occasions.
[ Utility model ] content
In order to solve the technical problem, an object of the utility model is to provide a simple structure, simple to operate's radial seal device.
The utility model discloses the technical scheme who adopts does: a radial seal arrangement comprising: the first half ring component comprises a first half ring and a second half ring, the first half ring and the second half ring are connected through a first fixing piece to form a whole ring, the second half ring component comprises a third half ring and a fourth half ring, the third half ring and the fourth half ring are connected through a second fixing piece to form a whole ring, the first half ring component and the second half ring component are arranged side by side, the first sealing strip is arranged among the first half ring component, the second half ring component and the shaft, the first pressing plate presses on the first half ring component, the second pressing plate presses on the second half ring component, and the first pressing plate and the second pressing plate are connected through a third fixing piece, be equipped with the channel between first clamp plate and the second clamp plate, first clamp plate is equipped with the first recess that link up mutually with the channel, the second clamp plate is equipped with the second recess that link up mutually with the channel, one side of second sealing strip is acceptd in first recess, the opposite side of second sealing strip is acceptd in the second recess.
Preferably, a radial seal in the present invention is further configured to: a first movable sealing surface is formed between the first pressing plate and the first half split ring assembly, and a second movable sealing surface is formed between the second pressing plate and the second half split ring assembly.
Preferably, a radial seal in the present invention is further configured to: the first half-split ring, the second half-split ring, the third half-split ring and the fourth half-split ring are all made of high polymer materials.
Preferably, a radial seal in the present invention is further configured to: the first pressing plate and the second pressing plate are both made of metal materials.
Preferably, a radial seal in the present invention is further configured to: the shaft, the first sealing strip, the first half ring assembly and the second half ring assembly are rotating parts.
Preferably, a radial seal in the present invention is further configured to: the first pressing plate, the second pressing plate and the second sealing strip are static parts.
Preferably, a radial seal in the present invention is further configured to: the first fixing piece, the second fixing piece and the third fixing piece are all bolts.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a radial seal device simple structure, simple to operate are through forming first movable seal face between first clamp plate and first semi-split ring subassembly, it moves the seal face to form the second between second clamp plate and the second semi-split ring subassembly to set up first sealing strip and second sealing strip simultaneously, thereby guaranteed essential sealing performance, in addition, the utility model discloses the simplification of well radial seal device structure has also greatly reduced manufacturing cost, so be applicable to the abominable and great occasion of object that is suitable for of environment.
[ description of the drawings ]
Fig. 1 is a schematic structural view of the radial sealing device of the present invention.
In fig. 1: 1. the sealing device comprises a shaft, 2, a first half ring split assembly, 20, a first movable sealing surface, 3, a second half ring split assembly, 30, a second movable sealing surface, 4, a first pressing plate, 40, a first groove, 5, a second pressing plate, 50, a second groove, 6, a first sealing strip, 7, a second sealing strip, 8, a second fixing piece, 9 and a channel.
[ detailed description ] embodiments
A radial seal according to the present invention is described in further detail below with reference to specific embodiments.
Referring to fig. 1, a radial seal device includes: the shaft 1, the first half ring assembly 2, the second half ring assembly 3, the first pressing plate 4, the second pressing plate 5, the first sealing strip 6 and the second sealing strip 7 are all made of metal materials.
The first half split ring assembly 2 includes a first half split ring (not shown) and a second half split ring (not shown), the first half split ring and the second half split ring are connected by a first fixing member (not shown) to form a whole ring, the second half split ring assembly 3 includes a third half split ring (not shown) and a fourth half split ring (not shown), the third half split ring and the fourth half split ring are connected by a second fixing member 8 to form a whole ring, and the first half split ring, the second half split ring, the third half split ring and the fourth half split ring are made of a polymer material, so that the first half split ring, the second half split ring, the third half split ring and the fourth half split ring can be replaced after being worn. The first half ring assembly 2 and the second half ring assembly 3 are arranged side by side, the first sealing strip 6 is arranged between the first half ring assembly 2, the second half ring assembly 3 and the shaft 1, the first pressing plate 4 is pressed on the first half ring assembly 2, the second pressing plate 5 is pressed on the second half ring assembly 3, the first pressing plate 4 and the second pressing plate 5 are connected through a third fixing piece (not shown), and in the embodiment, the first fixing piece, the second fixing piece 8 and the third fixing piece are all bolts. Be equipped with channel 9 between first clamp plate 4 and the second clamp plate 5, first clamp plate 4 is equipped with the first recess 40 that link up mutually with channel 9, second clamp plate 5 is equipped with the second recess 50 that link up mutually with channel 9, one side of second sealing strip 7 is acceptd in first recess 40, the opposite side of second sealing strip 7 is acceptd in second recess 50.
During operation the axle 1, first sealing strip 6, first semi-split ring subassembly 2 and second semi-split ring subassembly 3 are the rotation piece, first clamp plate 4, second clamp plate 5 and second sealing strip 7 are the static, form first dynamic seal face 20 between first clamp plate 4 and the first semi-split ring subassembly 2, form second dynamic seal face 30 between second clamp plate 5 and the second semi-split ring subassembly 3.
To sum up, the utility model provides a radial seal device simple structure, simple to operate are through forming first dynamic seal face 20 between first clamp plate 4 and first semi-split subassembly 2, form second dynamic seal face 30 between second clamp plate 5 and the second semi-split subassembly 3 to set up first sealing strip 6 and second sealing strip 7 simultaneously, thereby guaranteed essential sealing performance, in addition, the utility model discloses the simplification of well radial seal device structure has also greatly reduced manufacturing cost, therefore is applicable to the abominable and great occasion of object that is suitable for of environment.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be applied, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (7)
1. A radial seal assembly, comprising: the first half ring component comprises a first half ring and a second half ring, the first half ring and the second half ring are connected through a first fixing piece to form a whole ring, the second half ring component comprises a third half ring and a fourth half ring, the third half ring and the fourth half ring are connected through a second fixing piece to form a whole ring, the first half ring component and the second half ring component are arranged side by side, the first sealing strip is arranged among the first half ring component, the second half ring component and the shaft, the first pressing plate presses on the first half ring component, the second pressing plate presses on the second half ring component, and the first pressing plate and the second pressing plate are connected through a third fixing piece, be equipped with the channel between first clamp plate and the second clamp plate, first clamp plate is equipped with the first recess that link up mutually with the channel, the second clamp plate is equipped with the second recess that link up mutually with the channel, one side of second sealing strip is acceptd in first recess, the opposite side of second sealing strip is acceptd in the second recess.
2. A radial seal according to claim 1, wherein: a first movable sealing surface is formed between the first pressing plate and the first half split ring assembly, and a second movable sealing surface is formed between the second pressing plate and the second half split ring assembly.
3. A radial seal according to claim 1, wherein: the first half-split ring, the second half-split ring, the third half-split ring and the fourth half-split ring are all made of high polymer materials.
4. A radial seal according to claim 1, wherein: the first pressing plate and the second pressing plate are both made of metal materials.
5. A radial seal according to claim 1, wherein: the shaft, the first sealing strip, the first half ring assembly and the second half ring assembly are rotating parts.
6. A radial seal according to claim 1, wherein: the first pressing plate, the second pressing plate and the second sealing strip are static parts.
7. A radial seal according to claim 1, wherein: the first fixing piece, the second fixing piece and the third fixing piece are all bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022925838.5U CN213899887U (en) | 2020-12-07 | 2020-12-07 | Radial sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022925838.5U CN213899887U (en) | 2020-12-07 | 2020-12-07 | Radial sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213899887U true CN213899887U (en) | 2021-08-06 |
Family
ID=77101283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022925838.5U Active CN213899887U (en) | 2020-12-07 | 2020-12-07 | Radial sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213899887U (en) |
-
2020
- 2020-12-07 CN CN202022925838.5U patent/CN213899887U/en active Active
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