CN201386901Y - Swivel adjustment device for piston of large-scale gas tank - Google Patents
Swivel adjustment device for piston of large-scale gas tank Download PDFInfo
- Publication number
- CN201386901Y CN201386901Y CN200920302421U CN200920302421U CN201386901Y CN 201386901 Y CN201386901 Y CN 201386901Y CN 200920302421 U CN200920302421 U CN 200920302421U CN 200920302421 U CN200920302421 U CN 200920302421U CN 201386901 Y CN201386901 Y CN 201386901Y
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- piston
- pulling force
- construction
- force hinge
- gas cabinet
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Abstract
The utility model discloses an engineering installation technology of a gas tank, in particular to an adjustment device for a piston of the gas tank in industries such as metallurgy and the like. A swivel adjustment device for the piston of the large-scale gas tank provided by the utility model is characterized by simple structure and convenient construction, and comprises the piston installed inside a cylinder body, wherein, a tension component is connected with the piston and the inner wall of the cylinder body. The swivel adjustment device is adopted to adjust the piston of the gas tank when the piston goes up and down, so that a static construction method for the swivel adjustment of the piston is converted into a dynamic construction method, the disadvantages that the temporary steel consumption is large, the operation range for construction is small and inconvenient, and a lifting jack is easily damaged because the lifting jack is used can be solved, and in addition, the construction intensity is reduced, and the construction procedure is reduced. In addition, the gageable degree is adjusted by adopting an open rigging spiral button, a turn buckle, and the like, so that the problem of precision control in the swivel adjustment of the piston can be solved comprehensively and systematically, and the swivel construction of the piston can be convenient, fast and safe.
Description
Technical field
The utility model relates to the gas cabinet piston regulating device that industries such as a kind of gas cabinet project installation technology, especially metallurgy are used.
Background technique
The regular polygon welding all steel cylindrical shell that large-scale gas cabinet profile is circle or sub-circular, shell is surrounded by equidistant column and side plate, the top ventilation, hermetically sealed on every side, a hood-shaped piston is adorned in inside, along with what of coal gas discrepancy amount, piston rises and falls up and down, to reach the purpose of balance gas using quantity.Piston adopts thin oil seal, promptly is provided with the piston oil ditch in the piston periphery, and dress liquid seal oil reaches the coal gas of sealing up for safekeeping in the gas cabinet by the static pressure that keeps level height certain in the oil duct to produce in the oil duct.Sealing oil slowly flows down along the side plate inwall by the atomic little gap between side cabinet and the drop bar in the piston oil duct, converge in the bottom oil duct of gas cabinet, flow into the fuel tank of oil pump station by connecting tube, after oil-water separation, sealing oil after the dehydration is stamped with oil pump in the preparation fuel tank on cabinet top, and the overflow hole through fuel tank flows out then, is complemented in the piston oil duct along the side plate inwall, sealing oil just by certain loop cycle running, reaches sealing effect according to this.
Owing to make and alignment error, the gas cabinet cylindrical shell is not that load neither strict uniform, gas cabinet be that the rotating anti-rotation device of substantially horizontal that produces when preventing the piston lifting has certain scope and lacks enough rigidity on the circle of standard or polygonal, the piston, and in fact piston all is inclined lift during the gas cabinet operation.Behind the gas cabinet long-play, because the amount of horizontally rotating that tilting of the piston produces will strengthen gradually, finally cause not matching of sealing mechanism and cylindrical shell, cause slide plate and side plate gap to strengthen, rush down oil mass and strengthen thereupon, cause the repairing sealing coal gas that works long hours of oil pump, serious in generation gas leakage unable to make ends meet.Just need stop the supple of gas or steam to this gas holder is overhauled, the piston of rotation is adjusted.
General large-scale gas cabinet piston steel structure add for adjust the uniform concrete weight coating piece on it of gas pressure have 1000 nearly surplus ton, will be with the whole rotation of so heavy piston, conventional construction has following deficiency with the method that jack applies horizontal thrust: carrying reposition again after needing for reducing friction hundreds of ton concrete weight coating a dead lift gone out that cabinet is to be adjusted and finish needs great amount of manpower and time; It is big that jack reaction pier steel using amount is set; Many jack can not strict synchronization job; The adjustment amount of rotation can't accurately be controlled; To produce partial structurtes distortion reparation afterwards inevitably to applying horizontal force original structure position; Piston end of a year or month back and the limited inspection operation insufficient space that causes of bottom spacing.This construction process has one-sidedness, nonstandard, lack of standard, and the cost height can't extensively be promoted the use of.
The model utility content
Technical problem to be solved in the utility model provides a kind of large-scale gas cabinet piston rotation adjuster of simple in structure, easy construction.
The large-scale gas cabinet piston rotation adjuster that its technical problem that solves the utility model adopts comprises the piston that is installed in the cylindrical shell, is connected with tension member between the inwall of piston and cylindrical shell.
As further improvement of the utility model, an end of above-mentioned tension member is connected on the lower pulling force hinge on the piston, and the other end of tension member is connected on the upper pulling force hinge of cylinder inboard wall of piston top.
As further improvement, described lower pulling force hinge and upper pulling force hinge be not on same vertical line.
Adopting whirligig of the present utility model is to carry out when the piston lifting to the adjustment of gas cabinet piston, thus the piston rotation is adjusted by the static state construction and become the Dynamic Construction method, solved owing to the interim steel using amount that uses jack to bring is big, the narrow and small inconvenience of constructing operation scope, damage shortcomings such as jack easily, nor need before adjustment, counterweight on the piston be moved again, thereby reduce construction intensity, reduced working procedure.Simultaneously should be owing to the measurable degree that adopts open type wire tensioner, flower basket bolt etc. to adjust, system has solved the precision control problem in piston rotation adjustment comprehensively, makes piston rotation easy construction, quick, safety.
Description of drawings
Fig. 1 is the structural representation of the utility model adjustment construction;
Fig. 2 is the plan view of Fig. 1.
Sequence number among the figure: 1-cylindrical shell, 2-sealing configuration, 3-tension member, 4-piston, 5-supporting base, 6-counterweight, 7-upper pulling force hinge, 8-lower pulling force hinge.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
As shown in Figure 1 and Figure 2, in the cylindrical shell 1 of large-scale gas cabinet piston 4 is installed, is provided with sealing configuration 2 between piston 4 and the cylindrical shell 1, and also be placed with adjustment on the piston 4, the counterweight 6 of control piston motion, piston 4 bottoms are equipped with supporting base 5.It is at the position of supporting base 5 installation jack that existing piston 4 is adjusted, and promotes the piston rotation by the jack level.Large-scale gas cabinet piston rotation adjuster of the present utility model, be on the inwall of piston 4 and cylindrical shell 1, to be connected with tension member 3, one end of this tension member 3 is connected on the lower pulling force hinge 8 on the piston 4, the other end of tension member 3 is connected on the upper pulling force hinge 7 of cylindrical shell 1 inwall of piston 4 tops, and lower pulling force hinge 8 and upper pulling force hinge 8 be not on same vertical line.According to reasons such as the diameter of piston 4, size, adjustment amounts, at least two tension members 3 can be set, and uniform cylindrical shell 1 inner peripheral wall that is arranged on, be convenient to like this adjust.
Embodiment one:
The method of construction of large-scale gas cabinet piston rotation adjuster may further comprise the steps:
Before A, the adjustment construction, adopt modes such as welding, anchoring that lower pulling force hinge 8 and upper pulling force hinge 7 are installed respectively earlier on the inwall of piston 4 and cylindrical shell 1, lower pulling force hinge 8 and upper pulling force hinge 7 are arranged on the not same vertical line; Need from general gas cabinet piston rotation adjustment, it is good that lower pulling force hinge 8 and upper pulling force hinge 7 are set to 8～12 groups.
B, tension member 3 is installed on lower pulling force hinge 8 and upper pulling force hinge 7, piston 4 and cylindrical shell 1 are coupled together.
C, inflation in large-scale gas cabinet cylindrical shell 1 are suspended in the cylindrical shell 1 piston 4.
D, adjustment tension member 3, the distance of lower pulling force hinge 8 and upper pulling force hinge 7 is shortened, because lower pulling force hinge 8 and upper pulling force hinge 7 are arranged on not same vertical line, so piston 4 will be subjected to the circumferencial direction component that tension member 3 is produced, rotate, realize the rotation adjustment of piston.
E, finish adjustment after, remove tension member 3, make the no longer application of force of tension member 3, emit the gas in the cylindrical shell 1 then, piston falls to reset finishes adjustment.
Because piston is in 4 buoyance lift processes, tension member 3 is stressed, and therefore when adjusting, the stroke of tension member 3 is bigger, and adopt electric wire hoist or chain hois adjustment to save the engineering time this moment.Adopt this adjustment mode, with respect to adjusting with the existing piston rotation, piston mainly is the resistance that overcomes the sealing configuration place when rotated, and the force of sliding friction that does not have supporting base to produce owing to the piston overall weight, so easy to adjust, quick, safety.Wherein step B, C are according to on-the-spot needs, and its sequence of construction can be adjusted.
Embodiment two:
The method of construction of large-scale gas cabinet piston rotation adjuster may further comprise the steps:
Before A, the adjustment construction, adopt modes such as welding, anchoring that lower pulling force hinge 8 and upper pulling force hinge 7 are installed respectively earlier on the inwall of piston 4 and cylindrical shell 1, lower pulling force hinge 8 and upper pulling force hinge 7 are arranged on the not same vertical line; Need from general gas cabinet piston rotation adjustment, according to the size of pulling force and the situation of facility, lower pulling force hinge 8 and upper pulling force hinge 7 are set to 4～20 groups.
B, inflation in large-scale gas cabinet cylindrical shell 1 are upwards floated piston 4.
C, after piston 4 stops, tension member 3 is installed on lower pulling force hinge 8 and upper pulling force hinge 7.
D, according to parameters such as adjustment amount, piston falling head, lower pulling force hinge 8 and upper pulling force hinge 7 horizontal projections distances, length that can calculating place tension member 3, and adjust the length and the prestressing force size of tension member 3 according to result of calculation.Emit the gas in the cylindrical shell 1, piston 4 descends, and piston 4 is owing to the circumferencial direction pulling force that is subjected to tension member 3 generations rotates.
E, piston fall and reset, and remove tension member 3, check the rotating amount of piston 4;
F, reach requirement as the rotating amount of piston 4, adjustment is finished, as does not reach requirement, repeats above-mentioned steps and adjusts once more until reaching the adjustment requirement.
In the present embodiment, can adopt open type wire tensioner, flower basket bolt to be convenient to adjust control.Present embodiment is because piston is to realize rotation adjustment in the movement process that descends gradually, so tension member 3 is stressed littler than embodiment one, is more suitable for on-site construction operations.Wherein step B, C are according to on-the-spot needs, and its sequence of construction can be adjusted.
In above-mentioned two embodiments, because the restriction of constructing operation is excessive if the piston rotating amount is once adjusted, may exert an influence to associated components such as seal arrangements, therefore each piston rotation adjustment amount is less than 100mm.
Claims (7)
1. large-scale gas cabinet piston rotation adjuster comprises the piston that is installed in the cylindrical shell, it is characterized in that: be connected with tension member (3) between the inwall of piston (4) and cylindrical shell (1).
2. large-scale gas cabinet piston rotation adjuster as claimed in claim 1, it is characterized in that: an end of above-mentioned tension member (3) is connected on the lower pulling force hinge (8) on the piston (4), and the other end of tension member (3) is connected on the upper pulling force hinge (7) of cylindrical shell (1) inwall of piston (4) top.
3. large-scale gas cabinet piston rotation adjuster as claimed in claim 2 is characterized in that: described lower pulling force hinge (8) and upper pulling force hinge (7) be not on same vertical line.
4. large-scale gas cabinet piston rotation adjuster as claimed in claim 3, it is characterized in that: described tension member (3) is at least two, uniform cylindrical shell (1) inner peripheral wall that is arranged on.
5. large-scale gas cabinet piston rotation adjuster as claimed in claim 2 is characterized in that: lower pulling force hinge (8) and upper pulling force hinge (7) are set to 4～20 groups.
6. large-scale gas cabinet piston rotation adjuster as claimed in claim 5 is characterized in that: lower pulling force hinge (8) and upper pulling force hinge (7) are set to 8～12 groups.
7. large-scale gas cabinet piston rotation adjuster as claimed in claim 1 or 2 is characterized in that: described tension member (3) is open type wire tensioner, flower basket bolt, electric wire hoist or chain hois.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920302421U CN201386901Y (en) | 2009-04-21 | 2009-04-21 | Swivel adjustment device for piston of large-scale gas tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920302421U CN201386901Y (en) | 2009-04-21 | 2009-04-21 | Swivel adjustment device for piston of large-scale gas tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201386901Y true CN201386901Y (en) | 2010-01-20 |
Family
ID=41579436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920302421U Expired - Lifetime CN201386901Y (en) | 2009-04-21 | 2009-04-21 | Swivel adjustment device for piston of large-scale gas tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201386901Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532605B (en) * | 2009-03-27 | 2011-01-05 | 中冶实久建设有限公司 | A large-scale gas cabinet piston adjusting apparatus and its construction method |
| CN104633437A (en) * | 2015-02-12 | 2015-05-20 | 中冶华天工程技术有限公司 | Piston of cylindrical gas chamber |
-
2009
- 2009-04-21 CN CN200920302421U patent/CN201386901Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532605B (en) * | 2009-03-27 | 2011-01-05 | 中冶实久建设有限公司 | A large-scale gas cabinet piston adjusting apparatus and its construction method |
| CN104633437A (en) * | 2015-02-12 | 2015-05-20 | 中冶华天工程技术有限公司 | Piston of cylindrical gas chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100120 Effective date of abandoning: 20090421 |