CN220070768U - Rectifying column protection device that releases - Google Patents
Rectifying column protection device that releases Download PDFInfo
- Publication number
- CN220070768U CN220070768U CN202321438990.8U CN202321438990U CN220070768U CN 220070768 U CN220070768 U CN 220070768U CN 202321438990 U CN202321438990 U CN 202321438990U CN 220070768 U CN220070768 U CN 220070768U
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- rectifying tower
- shell
- side wall
- valve body
- protection device
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- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 230000000670 limiting effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000002265 prevention Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 230000008054 signal transmission Effects 0.000 abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model relates to the technical field of protection devices, and discloses a rectifying tower discharge protection device, which comprises a main body assembly; the body assembly includes: a valve body is arranged above the rectifying tower body; the flange plate is arranged between the rectifying tower body and the valve body; rectifying column body lateral wall is provided with monitoring component, monitoring component includes: the ring body is arranged on the outer side wall of the valve body; the utility model has the advantages of sealing and leakage monitoring, after the rectifying tower body is connected with the valve body, the electric push rod is opened, so that the second shell is embedded into the groove body, the first shell and the ring body are in sealing relation, the cavity is pumped to a negative pressure state, then the real-time monitoring is carried out through the pressure monitor, when the flange plate is leaked, the alarm and the signal transmission can be carried out at the first time, the leakage prevention protection effect is achieved in a way of carrying out real-time monitoring on the connecting part of the flange plate, and the normal installation and the disassembly between the rectifying tower body and the valve body are not influenced.
Description
Technical Field
The utility model relates to the technical field of protection devices, in particular to a discharge protection device of a rectifying tower.
Background
The rectifying tower can be divided into two main types of a plate type tower and a packed tower, and can be divided into a continuous rectifying tower and an intermittent rectifying tower according to an operation mode, an emergency relief valve is arranged at the top of the tower body, the valve body acts when the fault air pressure in the rectifying tower is increased, and when the pressure in the tower body reaches the set pressure of the valve body, the top of the valve body can be pushed up to carry out emergency relief, so that the relief protection effect is realized.
The utility model provides a rectifying column protection device that releases on the market generally uses the bolt fastening at the top of the tower, this kind of fixed mode makes the installation department appear the clearance easily, lead to leaking, influence normal work, for example chinese patent publication is CN 211912778U's patent, a tetrafluoroethylene rectifying column protection device that releases is disclosed, graphite gasket thermal expansion deformation and then laminating with the rubber gasket that is softened by heating when the tower body work is heated, avoid appearing the clearance between mounting plate and the tray, and the gomphosis pipe is embedded and is accepted and link up the tray inner wall behind the tray, the gas overflows from the tray top in the prevention tower body to a certain extent, the problem that there is the installation clearance between current tetrafluoroethylene rectifying column relief valve and the tower body and influences relief valve operating pressure has been solved.
The existing rectifying tower leakage protection device does not have a good leakage prevention function, for example, although the sealing effect can be achieved by arranging the graphite gasket and the rubber gasket, leakage is possibly caused by stress relaxation or gasket aging caused by heating of a fastener in actual use, and the gasket is influenced in normal use due to the fact that the elasticity of the gasket is reduced and the gasket is subjected to long-term reasons.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a rectifying tower leakage protection device, which has the advantages of sealing and leakage monitoring, and solves the problem that the existing rectifying tower leakage protection device does not have a good leakage prevention function.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a rectifying column discharge protection device comprises a main body component; the body assembly includes: a valve body is arranged above the rectifying tower body; the flange plate is arranged between the rectifying tower body and the valve body; rectifying column body lateral wall is provided with monitoring component, monitoring component includes: the ring body is arranged on the outer side wall of the valve body; the groove body is provided with a groove body, the ring body is arranged at the bottom of the ring body; the pipeline is arranged on the inner side wall of the ring body, the outer side wall of the pipeline is provided with a valve; the first shell is fixedly connected to the outer side wall of the rectifying tower body; the second shell is connected in the first shell in a sliding way; the electric push rod is fixedly connected to the outer side wall of the rectifying tower body, and the output end of the electric push rod is fixedly connected with the bottom of the second shell; the pressure monitor is arranged on the inner side wall of the ring body.
Preferably: the monitoring assembly further comprises: and the gasket is arranged at the top of the second shell.
Preferably: two electric push rods are symmetrically arranged on the outer side wall of the rectifying tower body.
Preferably: the length of the output shaft of the electric push rod is smaller than the height of the second shell.
Preferably: the monitoring assembly further comprises: the pressure gauge is arranged on the outer side wall of the pipeline.
Preferably: the ring body is in threaded connection with the valve body.
Preferably: limiting blocks are symmetrically arranged on the valve body.
(III) beneficial effects
Compared with the prior art, the utility model provides a rectifying tower discharge protection device, which comprises the following components
The beneficial effects are that:
the utility model has the advantages of sealing and leakage monitoring, after the rectifying tower body is connected with the valve body, the electric push rod is opened, so that the second shell is embedded into the groove body, the first shell and the ring body are in sealing relation, the cavity is pumped to a negative pressure state, then the real-time monitoring is carried out through the pressure monitor, when the flange is leaked, the alarm and the signal transmission can be carried out at the first time, the leakage prevention protection effect is achieved by carrying out the real-time monitoring on the connecting part of the flange, the normal installation and the disassembly between the rectifying tower body and the valve body are not influenced, and the problem that the existing rectifying tower leakage protection device does not have a good leakage prevention function is solved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 shows a rectifying column body according to the present utility model is a schematic structural diagram of the working principle.
In the figure:
1. a body assembly; 11. a rectifying column body; 12. a valve body; 13. a flange plate;
2. monitoring a component; 21. a ring body; 22. a tank body; 23. a pipe; 231. a pressure gauge; 24. a first shell; 25. a second shell; 251. a gasket; 26. an electric push rod; 27. a pressure monitor;
3. and a limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-2, a rectifying column bleed protection device includes a main body assembly 1; the body assembly 1 comprises: a rectifying tower body 11, above which a valve body 12 is arranged; a flange 13 disposed between the rectifying tower body 11 and the valve body 12; when in use, the rectifying tower body 11 and the valve body 12 are fixed through the flange 13, and the valve body is connected with the safety release buffer tank;
the rectifying column body 11 lateral wall is provided with monitoring subassembly 2, monitoring subassembly 2 includes: a ring 21 provided on the outer wall of the valve body 12; the groove body 22 is arranged at the bottom of the ring body 21; the pipeline 23 is arranged on the inner side wall of the ring body 21, and a valve is arranged on the outer side wall of the pipeline 23; the first shell 24 is fixedly connected to the outer side wall of the rectifying tower body 11; a second housing 25 slidably coupled within the first housing 24; the electric push rod 26 is fixedly connected to the outer side wall of the rectifying tower body 11, and the output end of the electric push rod 26 is fixedly connected with the bottom of the second shell 25; a pressure monitor 27 disposed on the inner side wall of the ring 21; the monitoring assembly 2 further comprises: a gasket 251 disposed on the top of the second housing 25; two electric push rods 26 are symmetrically arranged on the outer side wall of the rectifying tower body 11; the length of the output shaft of the electric push rod is smaller than the height of the second shell 25; the monitoring assembly 2 further comprises: a pressure gauge 231 disposed on the outer side wall of the pipe 23; the ring body 21 is in threaded connection with the valve body 12; symmetrical on the valve body 12 a limiting block 3 is arranged.
When the rectifying tower is used, the rectifying tower body 11 and the valve body 12 are fixed through the flange plate 13, the valve body is connected with the safety release buffer tank, the electric push rod 26 is opened, the output end of the electric push rod pushes the shell II 25 to slide out of the shell I24 until the top end of the shell II 25 is embedded into the groove body 22, the shell I24 and the ring body 21 are in sealing relation, at the moment, a negative pressure device is connected with the pipeline 23, a valve on the pipeline 23 is opened, after the cavities in the shell I24 and the ring body 21 are pumped to a negative pressure state, the valve is closed, real-time monitoring is carried out through the pressure monitor 27, when the flange plate 13 leaks, the cavity pressure in the shell I24 and the ring body 21 is increased, and alarming and signal transmission are carried out through the pressure monitor 27, so that staff is reminded of leakage, and the processing is carried out; when in use, the gasket 251 plays a role in improving the sealing effect; when the electric push rod is used, the two electric push rods 26 work simultaneously, so that the sliding of the second shell 25 is more stable; when in use, the second shell 25 is prevented from being separated from the first shell 24, so that the practicability is improved; when in use, the pressure gauge 231 can be used for checking the pressure of the cavities in the first shell 24 and the ring body 21, so that the use is convenient; when in use, the ring body 21 is directly rotated, so that the ring body 21 slides up and down on the outer side wall of the valve body 12, and the height of the ring body 21 is convenient to adjust; the limiting block 3 plays a limiting effect on the ring body 21, and prevents the ring body 21 from being separated from the valve body 12 to influence normal use.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A rectifying column discharge protection device comprises a main body assembly (1); the body assembly (1) comprises:
a rectifying tower body (11), a valve body (12) is arranged above the rectifying tower body;
the flange (13) is arranged between the rectifying tower body (11) and the valve body (12);
the method is characterized in that: the outer side wall of the rectifying tower body (11) is provided with a monitoring component (2), the monitoring assembly (2) comprises:
the ring body (21) is arranged on the outer side wall of the valve body (12);
the groove body (22) is arranged at the bottom of the ring body (21);
the pipeline (23) is arranged on the inner side wall of the ring body (21), and a valve is arranged on the outer side wall of the pipeline (23);
the first shell (24) is fixedly connected to the outer side wall of the rectifying tower body (11);
a second shell (25) which is connected in the first shell (24) in a sliding way;
the electric push rod (26) is fixedly connected to the outer side wall of the rectifying tower body (11), and the output end of the electric push rod (26) is fixedly connected with the bottom of the second shell (25);
and the pressure monitor (27) is arranged on the inner side wall of the ring body (21).
2. The rectifying column blowdown protection device of claim 1, wherein: the monitoring assembly (2) further comprises:
and the gasket (251) is arranged at the top of the second shell (25).
3. The rectifying column blowdown protection device of claim 1, wherein: two electric push rods (26) are symmetrically arranged on the outer side wall of the rectifying tower body (11).
4. A rectifying column blowdown protection device according to claim 3, characterized in that: the length of the output shaft of the electric push rod (26) is smaller than the height of the second shell (25).
5. The rectifying column blowdown protection device of claim 1, wherein: the monitoring assembly (2) further comprises:
and a pressure gauge (231) arranged on the outer side wall of the pipeline (23).
6. The rectifying column blowdown protection device of claim 1, wherein: the ring body (21) is in threaded connection with the valve body (12).
7. The rectifying column blowdown protection device of claim 6, wherein: limiting blocks (3) are symmetrically arranged on the valve body (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321438990.8U CN220070768U (en) | 2023-06-07 | 2023-06-07 | Rectifying column protection device that releases |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321438990.8U CN220070768U (en) | 2023-06-07 | 2023-06-07 | Rectifying column protection device that releases |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220070768U true CN220070768U (en) | 2023-11-24 |
Family
ID=88821013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321438990.8U Active CN220070768U (en) | 2023-06-07 | 2023-06-07 | Rectifying column protection device that releases |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220070768U (en) |
-
2023
- 2023-06-07 CN CN202321438990.8U patent/CN220070768U/en active Active
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