CN203614904U - Packing device applied to valve in hydrocracker - Google Patents
Packing device applied to valve in hydrocracker Download PDFInfo
- Publication number
- CN203614904U CN203614904U CN201320775812.4U CN201320775812U CN203614904U CN 203614904 U CN203614904 U CN 203614904U CN 201320775812 U CN201320775812 U CN 201320775812U CN 203614904 U CN203614904 U CN 203614904U
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- China
- Prior art keywords
- valve
- spring
- hold
- bolt hole
- filler
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Abstract
The utility model provides a packing device applied to a valve in a hydrocracker. The packing device comprises a packing bushing, a packing press plate, a fixing part and a spring, the packing bushing sleeves a valve rod of the valve and compresses packing, the packing press plate sleeves the valve rod of the valve and is connected with a valve cover of the valve through the fixing part, the spring is arranged between the fixing part and the packing press plate, and the packing bushing is positioned between the packing press plate and the valve cover. By the aid of the packing device applied to the valve in the hydrocracker, pre-tightening force is constantly applied to the packing position of the valve, so that a packing portion is sealed, and leakage of the valve is avoided.
Description
Technical field
The utility model relates to valve field, refers to especially a kind of filler device that is applied in the valve in hydrocracking unit.
Background technique
Hydrocracking unit is to operate under High Temperature High Pressure, and medium is hydro carbons hydrogen and hydrogen sulfide, and operating conditions is comparatively harsh, the operating range of hydrocracking unit: operating temperature is 380 ℃～540 ℃, pressure 8～20Mpa.
In the prior art, valve in hydrocracking unit is before operation, between valve gap and valve rod, filler is set, in running, due to the opening and closing of valve, cause valve rod and filler to produce friction, adding hydrogen and hydrogen sulfide is gaseous state, filler is produced to erosion corrosion, just likely produce and reveal (being valve leakage out of steam system) at valve packing position once valve is crossed for a long time working time, risk factor is high.
Model utility content
In order to address the above problem, the utility model proposes a kind of filler device that is applied in the valve in hydrocracking unit.A kind of filler device that is applied in the valve in hydrocracking unit the utility model proposes, produces all the time pretightening force to valve packing position, thereby realizes the sealing of filler part, has avoided the phenomenon of valve leakage out of steam system.
The technical solution of the utility model is achieved in that
A kind of filler device that is applied in the valve in hydrocracking unit, comprise filler pressing sleeve, hold-down grid, fixed block and spring, described filler pressing sleeve is sheathed on the valve rod of valve and compresses filler, described hold-down grid is sheathed on the valve rod of valve and is connected with the valve gap of valve by fixed block, between described fixed block and hold-down grid, spring is set, described filler pressing sleeve is between hold-down grid and valve gap.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, described fixed block is the bolts and nuts that match each other, described bolts and nuts are threaded, and the bolt hole of the valve gap of described screw bolt passes valve, the bolt hole of hold-down grid, spring are connected with nut thread.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, also comprise spring fitting device, described spring fitting device is arranged between hold-down grid and nut, described spring fitting device is fixedly connected with hold-down grid, described spring fitting device is provided with the bolt hole matching with bolt, and described spring fitting device inside arranges spring.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, described spring fitting device comprises spring seat and spring housing, described spring seat bottom is fixedly connected with hold-down grid, the groove that described spring seat setting and spring match, the bolt hole that described bottom portion of groove setting and bolt match, described spring seat top button is established spring housing, described spring housing is provided with the bolt hole matching with bolt, the bolt hole of the valve gap of described screw bolt passes valve, the bolt hole of hold-down grid, the bolt hole of spring seat, spring, the bolt hole of spring housing is connected with nut thread.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, described spring housing top is provided with boss, and described boss is fastened on the top of spring seat.
The beneficial effects of the utility model are: adopt spring-loaded packing at valve packing position, like this because filler itself is compressible, under the active force of spring, valve packing position is produced to pretightening force all the time, even also can compensate by spring force after valve rod and filler wearing and tearing, thereby realize the sealing of filler part, avoided the phenomenon of valve leakage out of steam system.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of filler device that is applied in the valve in hydrocracking unit of the utility model;
Fig. 2 is I place enlarged view in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1-2, a kind of filler device that is applied in the valve in hydrocracking unit, comprise filler pressing sleeve 10, hold-down grid 20, fixed block 30 and spring 40, described filler pressing sleeve 10 is sheathed on the valve rod 50 of valve and compresses filler 60, described hold-down grid 20 is sheathed on the valve rod 50 of valve and is connected with the valve gap 70 of valve by fixed block 30, between described fixed block 30 and hold-down grid 20, spring 40 is set, described filler pressing sleeve 10 is between hold-down grid 20 and valve gap 70.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, the bolt 31 and nut 32 of described fixed block 30 for matching each other, described bolt 31 is threaded with nut 32, and bolt hole, the bolt hole of hold-down grid 20, spring 40 that described bolt 31 passes the valve gap 70 of valve are successively threaded with nut 32.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, also comprise spring fitting device 80, described spring fitting device 80 is arranged between hold-down grid 20 and nut 32, described spring fitting device 80 is fixedly connected with hold-down grid 20, described spring fitting device 80 is provided with the bolt hole matching with bolt 31, and described spring fitting device 80 inside arrange spring 40.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, described spring fitting device 80 comprises spring seat 81 and spring housing 82, described spring seat 81 bottoms are fixedly connected with hold-down grid 20, described spring seat 81 arranges the groove 811 matching with spring 40, described groove 811 bottoms arrange the bolt hole matching with bolt 31, described spring seat 81 top buttons are established spring housing 82, described spring housing 82 is provided with the bolt hole matching with bolt 31, described bolt 31 passes the bolt hole of the valve gap 70 of valve successively, the bolt hole of hold-down grid 20, the bolt hole of spring seat 81, spring 40, the bolt hole of spring housing 82 is threaded with nut 32.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, described spring housing 82 top are provided with boss 821, and described boss 821 is fastened on the top of spring seat 82.
Above-mentioned a kind of filler device that is applied in the valve in hydrocracking unit, wherein, described spring 40 is leaf spring.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. one kind is applied in the filler device of the valve in hydrocracking unit, it is characterized in that, comprise filler pressing sleeve, hold-down grid, fixed block and spring, described filler pressing sleeve is sheathed on the valve rod of valve and compresses filler, described hold-down grid is sheathed on the valve rod of valve and is connected with the valve gap of valve by fixed block, between described fixed block and hold-down grid, spring is set, described filler pressing sleeve is between hold-down grid and valve gap.
2. a kind of filler device that is applied in the valve in hydrocracking unit according to claim 1, it is characterized in that, described fixed block is the bolts and nuts that match each other, described bolts and nuts are threaded, and the bolt hole of the valve gap of described screw bolt passes valve, the bolt hole of hold-down grid, spring are connected with nut thread.
3. a kind of filler device that is applied in the valve in hydrocracking unit according to claim 2, it is characterized in that, also comprise spring fitting device, described spring fitting device is arranged between hold-down grid and nut, described spring fitting device is fixedly connected with hold-down grid, described spring fitting device is provided with the bolt hole matching with bolt, and described spring fitting device inside arranges spring.
4. a kind of filler device that is applied in the valve in hydrocracking unit according to claim 3, it is characterized in that, described spring fitting device comprises spring seat and spring housing, described spring seat bottom is fixedly connected with hold-down grid, the groove that described spring seat setting and spring match, the bolt hole that described bottom portion of groove setting and bolt match, described spring seat top button is established spring housing, described spring housing is provided with the bolt hole matching with bolt, the bolt hole of the valve gap of described screw bolt passes valve, the bolt hole of hold-down grid, the bolt hole of spring seat, spring, the bolt hole of spring housing is connected with nut thread.
5. a kind of filler device that is applied in the valve in hydrocracking unit according to claim 4, is characterized in that, described spring housing top is provided with boss, and described boss is fastened on the top of spring seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320775812.4U CN203614904U (en) | 2013-11-29 | 2013-11-29 | Packing device applied to valve in hydrocracker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320775812.4U CN203614904U (en) | 2013-11-29 | 2013-11-29 | Packing device applied to valve in hydrocracker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203614904U true CN203614904U (en) | 2014-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320775812.4U Expired - Fee Related CN203614904U (en) | 2013-11-29 | 2013-11-29 | Packing device applied to valve in hydrocracker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203614904U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402475A (en) * | 2016-10-25 | 2017-02-15 | 华东理工大学 | Hydrogen valve with function of removing leaked hydrogen |
-
2013
- 2013-11-29 CN CN201320775812.4U patent/CN203614904U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402475A (en) * | 2016-10-25 | 2017-02-15 | 华东理工大学 | Hydrogen valve with function of removing leaked hydrogen |
| CN106402475B (en) * | 2016-10-25 | 2018-09-18 | 华东理工大学 | Hydrogen valve with leakage hydrogen remove function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |