CN210920123U - Double-end-face mechanical sealing device - Google Patents
Double-end-face mechanical sealing device Download PDFInfo
- Publication number
- CN210920123U CN210920123U CN201921865778.3U CN201921865778U CN210920123U CN 210920123 U CN210920123 U CN 210920123U CN 201921865778 U CN201921865778 U CN 201921865778U CN 210920123 U CN210920123 U CN 210920123U
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- ring
- gland
- main gland
- mechanical seal
- screw
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Abstract
The utility model relates to a double mechanical seal device, including inferior gland and rotational lock, the right side outside of inferior gland is provided with main gland, compression spring's right side is provided with outer quiet ring, the first right side surface of carving the ring is provided with interior quiet ring, the right side external surface of main gland has the checkpost through first screwed connection, the right side inner wall connection of checkpost has the rotating ring, the right side of rotating ring is provided with solid fixed ring, and solid fixed ring's surface is provided with the second screw, the rotational lock is located the inside of main gland, and the right side of rotational lock is connected with the joint, the inboard surface of main gland is provided with circular circle. This double mechanical seal device through the use of checkpost and first screw, makes the device can be through the rotation to first screw to accomplish the dismantlement to the checkpost, later alright dismantle the rotating ring, make operating personnel to the device examine time measuring, can be more convenient, improved the device's availability factor.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a double mechanical seal device field, concretely relates to double mechanical seal device.
[ background of the invention ]
In industrial production, a large number of fluid transfer machines are used, and in such machines, various shaft seal structures, such as mechanical seals, packing seals, mud packing seals, and labyrinth gap seals, are used to prevent fluid media from leaking out of a fit gap between a machine body and a rotating shaft.
In the existing double-end-face mechanical sealing device, in order to ensure the self-sealing performance, internal parts are often required to be detected, and the detection is difficult because the internal parts cannot be detached. Aiming at the problems, the novel design is carried out on the basis of the original double-end-face mechanical sealing device.
[ Utility model ] content
In order to solve the problem, an object of the utility model is to provide a double mechanical seal device has solved current double mechanical seal device, in order to guarantee the leakproofness of self, often needs to detect the part of inside, and unable dismantlement leads to detecting difficult problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a double-end-face mechanical sealing device comprises a secondary gland and an anti-rotating pin, wherein a main gland is arranged outside the right side of the secondary gland, a compression spring is arranged inside the left side of the main gland, an outer stationary ring is arranged on the right side of the compression spring, an inner push ring is arranged on the lower side of the outer stationary ring, a first wedge-shaped ring is arranged on the right side surface of the inner push ring, an inner stationary ring is arranged on the right side surface of the first wedge-shaped ring, a clamp is connected to the right side outer surface of the main gland through a first screw, the main gland is connected with the outer stationary ring through a positioning screw, a movable ring is connected to the inner wall of the right side of the clamp, a second wedge-shaped ring is arranged on the inner side surface of the movable ring, the outer push ring is arranged on the right side of the second wedge-shaped ring, a fixed ring is arranged on the right side of the movable ring, a second screw is, and the right side of the anti-rotation pin is connected with a joint, and the inner side surface of the main gland is provided with a circular ring.
The utility model provides a double mechanical seal device further sets up to: the secondary gland and the main gland are connected in a clamping and connecting mode.
The utility model provides a double mechanical seal device further sets up to: the outer stationary ring and the main gland form an elastic structure through a compression spring.
The utility model provides a double mechanical seal device further sets up to: the checkpost constitutes through first screw and main gland and dismantles mounting structure.
The utility model provides a double mechanical seal device further sets up to: the right side surface of the movable ring is connected with the inner wall of the lower end of the clamp in a nested manner.
The utility model provides a double mechanical seal device further sets up to: the anti-rotation pin and the main gland form a welding integrated structure.
Compared with the prior art, the utility model discloses following beneficial effect has:
this double mechanical seal device through the use of checkpost and first screw, makes the device can be through the rotation to first screw to accomplish the dismantlement to the checkpost, later alright dismantle the rotating ring, make operating personnel to the device examine time measuring, can be more convenient, improved the device's availability factor.
[ description of the drawings ]
Fig. 1 is a schematic view of the structure of the present invention.
In the figure: 1. the anti-rotation device comprises a secondary gland, 2, a primary gland, 3, a compression spring, 4, an outer static ring, 5, an inner pushing ring, 6, a first wedge-shaped ring, 7, an inner static ring, 8, a clamp, 9, a positioning screw, 10, a movable ring, 11, a second wedge-shaped ring, 12, an outer pushing ring, 13, a fixing ring, 14, an anti-rotation pin, 15, a joint, 16, a first screw, 17, a circular ring, 18 and a second screw.
[ detailed description ] embodiments
A double mechanical seal according to the present invention will be described in further detail below with reference to specific embodiments.
As shown in fig. 1, the utility model provides a technical solution: a double-end-face mechanical sealing device comprises a secondary gland 1, a main gland 2, a compression spring 3, an outer static ring 4, an inner push ring 5, a first wedge-shaped ring 6, an inner static ring 7, a clamp 8, a positioning screw 9, a movable ring 10, a second wedge-shaped ring 11, an outer push ring 12, a fixed ring 13, an anti-rotation pin 14, a joint 15, a first screw 16, a circular ring 17 and a second screw 18, wherein the main gland 2 is arranged outside the right side of the secondary gland 1, the compression spring 3 is arranged inside the left side of the main gland 2, the outer static ring 4 is arranged on the right side of the compression spring 3, the inner push ring 5 is arranged on the lower side of the outer static ring 4, the first wedge-shaped ring 6 is arranged on the right side surface of the inner push ring 5, the inner ring 7 is arranged on the right side surface of the first wedge-shaped ring 6, the clamp 8 is connected with the right side outer external surface of the main gland 2 through the first screw 16, and the main gland 2 is connected with, the right inner wall of the clamp 8 is connected with a movable ring 10, the inner side surface of the movable ring 10 is provided with a second wedge-shaped ring 11, the right side of the second wedge-shaped ring 11 is provided with an outward pushing ring 12, the right side of the movable ring 10 is provided with a fixed ring 13, the surface of the fixed ring 13 is provided with a second screw 18, an anti-rotation pin 14 is positioned inside the main gland 2, the right side of the anti-rotation pin 14 is connected with a joint 15, and the inner side surface of the main gland 2 is provided with a circular ring 17;
the connection mode of the secondary gland 1 and the main gland 2 is clamping and connection, so that the connection of the secondary gland 1 and the main gland 2 of the device is firmer;
the outer stationary ring 4 and the main gland 2 form an elastic structure through the compression spring 3, so that the outer stationary ring 4 of the device can be attached to the circular ring 17;
the clamp 8 and the main gland 2 form a dismounting and mounting structure through a first screw 16, so that an operator can conveniently detect the inside of the device;
the right side surface of the movable ring 10 is connected with the inner wall of the lower end of the clamp 8 in a nested manner, so that the device can complete the fixing effect on the right side of the movable ring 10 through the clamp 8;
the anti-rotation pin 14 and the main gland 2 form a welding integrated structure.
The utility model discloses a theory of operation is: when the double-end-face mechanical sealing device is used, firstly, a machine to be connected is connected with the device, then the device can be normally used, the sealing effect is achieved through the outer static ring 4, the inner static ring 7 and the movable ring 10 of the device, when an operator needs to overhaul, the disassembly of the clamp 8 is achieved through rotating the first screw 16, then the inner side of the lower end of the clamp 8 is separated from the outer side surface of the movable ring 10, the disassembly of the movable ring 10 is achieved, the overhaul of the operator is facilitated, the working principle of the double-end-face mechanical sealing device is the same, and the content which is not described in detail in the specification belongs to the prior art known by the professional in the field.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, 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 (6)
1. The utility model provides a double mechanical seal device, includes time gland and anti-rotating pin, its characterized in that: a main gland is arranged outside the right side of the secondary gland, a compression spring is arranged inside the left side of the main gland, an outer static ring is arranged on the right side of the compression spring, an inner pushing ring is arranged on the lower side of the outer static ring, and the right side surface of the inner pushing ring is provided with a first wedged ring, the right side surface of the first wedged ring is provided with an inner static ring, the right outer surface of the main gland is connected with a clamp through a first screw, the main gland is connected with the outer stationary ring through a positioning screw, the inner wall of the right side of the clamp is connected with a movable ring, the inner side surface of the movable ring is provided with a second wedge-shaped ring, and the right side of the second wedge-shaped ring is provided with an outward pushing ring, the right side of the movable ring is provided with a fixed ring, and the surface of the fixing ring is provided with a second screw, the anti-rotation pin is positioned in the main gland, the right side of the anti-rotation pin is connected with a joint, and the inner side surface of the main gland is provided with a circular ring.
2. The double mechanical seal of claim 1, wherein: the secondary gland and the main gland are connected in a clamping and connecting mode.
3. The double mechanical seal of claim 1, wherein: the outer stationary ring and the main gland form an elastic structure through a compression spring.
4. The double mechanical seal of claim 1, wherein: the checkpost constitutes through first screw and main gland and dismantles mounting structure.
5. The double mechanical seal of claim 1, wherein: the right side surface of the movable ring is connected with the inner wall of the lower end of the clamp in a nested manner.
6. The double mechanical seal of claim 1, wherein: the anti-rotation pin and the main gland form a welding integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921865778.3U CN210920123U (en) | 2019-11-01 | 2019-11-01 | Double-end-face mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921865778.3U CN210920123U (en) | 2019-11-01 | 2019-11-01 | Double-end-face mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210920123U true CN210920123U (en) | 2020-07-03 |
Family
ID=71346148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921865778.3U Active CN210920123U (en) | 2019-11-01 | 2019-11-01 | Double-end-face mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210920123U (en) |
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2019
- 2019-11-01 CN CN201921865778.3U patent/CN210920123U/en active Active
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