CN217783073U - Liftable self-supporting steel chimney - Google Patents
Liftable self-supporting steel chimney Download PDFInfo
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- CN217783073U CN217783073U CN202220951859.0U CN202220951859U CN217783073U CN 217783073 U CN217783073 U CN 217783073U CN 202220951859 U CN202220951859 U CN 202220951859U CN 217783073 U CN217783073 U CN 217783073U
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- chimney
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Abstract
The utility model discloses a self-supporting steel chimney of liftable. The technical scheme of the utility model is that: the steel chimney includes the self-supporting chimney barrel with connecting piece fixed connection, the lifting chimney barrel of cover on the self-supporting chimney barrel and can drive the lifting device that the lifting chimney barrel rises and descends, and the length of the overlap portion of lifting chimney barrel and self-supporting chimney barrel is greater than lifting device's stroke, is provided with spacing and airtight device between lifting chimney barrel and the self-supporting chimney barrel, and lifting device is scissor fork lift platform, scissor fork lift platform is including scissor fork structure and elevating platform, the bottom and the elevating platform fixed connection of lifting chimney barrel, the connecting piece is built-in fitting or chemical bolt with basic connection. The utility model provides a scheme is through the chimney barrel with cut fork lift platform or guide tracked elevating platform integrated design. On the premise of meeting the requirements of bearing capacity, displacement and air tightness, the function of adjusting the chimney up and down is realized.
Description
Technical Field
The utility model relates to a technical field is made to the chimney, in particular to self-supporting steel chimney of liftable.
Background
In the self-supporting steel chimney in the prior art, the load is transmitted to the foundation from the top end through the barrel body, the barrel body is a continuous structure body, and under the condition, the chimney cannot have the function of up-and-down adjustment and lifting, and due to the fact that the space of some chimneys is limited, reciprocating engineering machinery such as a crane exists above the chimneys, and the conventional self-supporting chimney cannot meet the use requirement.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model discloses a main aim at provides one kind and satisfying under the prerequisite of bearing capacity, displacement and gas tightness, realizes the self-reliance steel chimney of the liftable of the function of chimney upper and lower regulation lift.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a liftable self-supporting steel chimney, the steel chimney includes the lift chimney barrel and can drive the lift chimney barrel that rises and descend on the self-supporting chimney barrel with connecting piece fixed connection's self-supporting chimney barrel, cover, the lift chimney barrel of lift chimney barrel and the overlap's of self-supporting chimney barrel length is greater than lift device's stroke, be provided with spacing and air seal device between lift chimney barrel and the self-supporting chimney barrel.
Preferably, the lifting device is a scissor lifting platform, the scissor lifting platform comprises a scissor structure and a lifting platform, and the bottom of the lifting chimney cylinder is fixedly connected with the lifting platform.
Preferably, the connecting piece is an embedded part or a chemical bolt connected with the foundation.
Preferably, elevating gear is guide tracked lift platform, guide tracked lift platform includes frame post, frame roof beam, elevating platform and hydraulic lifting system, the bottom and the elevating platform fixed connection of lift chimney barrel, hydraulic lifting system includes elevating beam, hydraulic lift and guide rail chain, hydraulic lift drives the elevating beam and goes up and down, drives the elevating platform by guide rail chain and goes up and down to realize the lift of lift chimney barrel.
Preferably, the limiting and air-tight device comprises an upper limiting ring arranged at the top of the self-supporting chimney cylinder and a lower limiting ring arranged at the bottom of the lifting chimney cylinder, and the upper limiting ring and the lower limiting ring are rubber rings which are in sealing connection with the self-supporting chimney cylinder and the lifting chimney cylinder.
The utility model discloses have following advantage for prior art, through the chimney barrel with cut fork lift platform or guide tracked elevating platform integrated design, partly chimney passes through basic built-in fitting self-reliance, and the chimney of another part liftable is connected with lift platform, and the two length of overlapping need be greater than the maximum stroke of lift. On the premise of meeting the requirements of bearing capacity, displacement and air tightness, the function of adjusting the chimney up and down is realized.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a liftable self-standing steel chimney according to the present invention;
fig. 2 is a schematic structural view of a second embodiment of the liftable free-standing steel chimney according to the present invention;
fig. 3 is a schematic structural view of a hydraulic lifting system according to a second embodiment of the present invention.
In the figure: 1. a self-standing chimney cylinder; 2. lifting the chimney barrel; 3. a limiting and air-tight device; 4. a connecting member; 5. a scissor lift platform; 6. a scissor structure; 7. a lifting platform; 8. a guide rail type lifting platform; 9. a frame column; 10. a frame beam; 11. a hydraulic lifting system; 11-1, a lifting beam; 11-2, a hydraulic lifter; 11-3, guide rail chains; 12. a terrace.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The utility model provides a liftable self-supporting steel chimney, the steel chimney includes the lifting chimney barrel 2 and can drive the lifting device that lifting chimney barrel 2 rises and descends with self-supporting chimney barrel 1, cover with 4 fixed connection's of connecting piece the self-supporting chimney barrel 1, lifting chimney barrel 2 is greater than lifting device's stroke with the length of the overlap portion of self-supporting chimney barrel 1, lifting chimney barrel 2 and self-supporting chimney barrel 1 between be provided with spacing and airtight device 3.
Preferably, the lifting device is a scissor lifting platform 5, the scissor lifting platform 5 comprises a scissor structure 6 and a lifting platform 7, and the bottom of the lifting chimney barrel 2 is fixedly connected with the lifting platform 7.
Preferably, the connecting pieces 4 are embedded pieces or chemical bolts connected with the foundation.
Preferably, the lifting device is a guide rail type lifting platform 8, the guide rail type lifting platform 8 comprises a frame column 9, a frame beam 10, a lifting table 7 and a hydraulic lifting system 11, the bottom of the lifting chimney barrel body 2 is fixedly connected with the lifting table 7, the hydraulic lifting system 11 comprises a lifting beam 11-1, a hydraulic lifter 11-2 and a guide rail chain 11-3, the hydraulic lifter 11-2 drives the lifting beam 11-1 to lift, and the lifting table 7 is driven by the guide rail chain 11-3 to lift so as to lift the lifting chimney barrel body 2.
Preferably, the limiting and air-tight device 3 comprises an upper limiting ring arranged at the top of the self-supporting chimney cylinder 1 and a lower limiting ring arranged at the bottom of the lifting chimney cylinder 2, and the upper limiting ring and the lower limiting ring are rubber rings which are hermetically connected with the self-supporting chimney cylinder 1 and the lifting chimney cylinder 2. Therefore, when the lifting device reaches the maximum stroke, the upper limiting ring and the lower limiting ring are in butt joint to form limiting and sealing connection, and even if the lifting device does not reach the maximum stroke, a gap formed between the upper limiting ring and the lower limiting ring is equivalent to an isolation belt to form a sealing effect. The upper limiting ring and the lower limiting ring can be made of rubber rings or rubber rings arranged on the edges of rigid materials.
The liftable self-supporting steel chimney is integrally designed with the scissor lifting platform 5 or the guide rail type lifting platform 7 through the chimney barrel, one part of the chimney self-supports through the basic embedded part, the other part of the liftable chimney is connected with the lifting platform, and the overlapping length of the chimney and the lifting platform needs to be larger than the maximum lifting stroke. On the premise of meeting the bearing capacity, displacement and air tightness, the chimney can be lifted up and down.
The first embodiment is as follows: as shown in fig. 1, the structure is a liftable chimney (scissor lift platform 5), and the structure comprises a scissor structure 6 (including a hydraulic telescopic rod or a hand-operated hoist), a lift platform, a lift chimney cylinder 2, a connecting piece 4, a self-supporting chimney cylinder 1, and a cylinder limiting and air-tight device 3. The method is suitable for chimneys with the height of less than 20 meters, and the lifting height is the distance between the cylinder limiting and air-tight device 3 and the lifting platform 7.
Working principle (method of use): the chimney cylinder comprises a lifting chimney cylinder 2 and a self-supporting chimney cylinder 1; the lifting chimney barrel 2 is connected with the lifting platform 7 by welding or flange bolts; the self-supporting chimney cylinder body 1 is connected with a foundation through a connecting piece 4, and can adopt an embedded part or a chemical bolt; the lifting cylinder realizes a lifting function through the scissor fork structure 6, and realizes physical limiting and smoke exhaust air tightness through the cylinder limiting and air-tight device 3.
The second embodiment: as shown in fig. 2 and fig. 3, the structure is a liftable chimney (rail-type lifting platform 7), and the structure comprises a frame column 9, a frame beam 10, a lifting platform 7, a lifting chimney cylinder 2, a self-supporting chimney cylinder 1, a connecting piece 4, and a cylinder limiting and airtight device 3; the hydraulic lifting system 11 comprises a lifting beam 11-1, a hydraulic lifter 11-2 and a guide rail chain 11-3, and the method is suitable for chimneys with the height of less than 40 meters, wherein the lifting height is the distance between the barrel limiting and air-tight device 3 and the lifting platform 7.
Working principle (method of use): the chimney cylinder comprises a lifting chimney cylinder 2 and a self-supporting chimney cylinder 1; the lifting chimney barrel 2 is connected with the lifting platform 7 by welding or flange bolts; the self-supporting chimney cylinder 1 is connected with the terrace 12 through a connecting piece 4, and can adopt an embedded part or a chemical bolt; the lifting cylinder realizes the lifting function through the frame columns 9, the frame beams 10 and the hydraulic lifting system 11, and particularly, the lifting device lifts to drive the lifting beams 11-1 to lift, and then the guide rail chains 11-3 drive the lifting platform 7 to lift to realize the lifting function of the lifting chimney cylinder 2. The physical limitation and the gas tightness of the smoke discharge are realized through the cylinder body limitation and gas tightness device 3.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a self-reliance steel chimney of liftable which characterized in that: the steel chimney comprises a self-supporting chimney cylinder body fixedly connected with the connecting piece, a lifting chimney cylinder body sleeved on the self-supporting chimney cylinder body and a lifting device capable of driving the lifting chimney cylinder body to ascend and descend, the length of the overlapped part of the lifting chimney cylinder body and the self-supporting chimney cylinder body is larger than the stroke of the lifting device, and a limiting and air-tight device is arranged between the lifting chimney cylinder body and the self-supporting chimney cylinder body.
2. The liftable self-standing steel chimney according to claim 1, wherein: the lifting device is a scissor lifting platform, the scissor lifting platform comprises a scissor structure and a lifting platform, and the bottom of the lifting chimney barrel is fixedly connected with the lifting platform.
3. The liftable self-standing steel chimney according to claim 2, wherein: the connecting pieces are embedded parts or chemical bolts connected with the foundation.
4. The liftable self-standing steel chimney according to claim 1, characterized in that: elevating gear is guide tracked lift platform, guide tracked lift platform includes frame post, frame roof beam, elevating platform and hydraulic lifting system, the bottom and the elevating platform fixed connection of lift chimney barrel, hydraulic lifting system includes elevating beam, hydraulic lift and guide rail chain, hydraulic lift drives the elevating beam and goes up and down, drives the elevating platform by the guide rail chain and goes up and down the lift that realizes the lift chimney barrel.
5. The liftable self-standing steel chimney according to claim 1, characterized in that: the limiting and air-tight device comprises an upper limiting ring arranged at the top of the self-supporting chimney cylinder and a lower limiting ring arranged at the bottom of the lifting chimney cylinder, and the upper limiting ring and the lower limiting ring are rubber rings which are in sealing connection with the self-supporting chimney cylinder and the lifting chimney cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220951859.0U CN217783073U (en) | 2022-04-22 | 2022-04-22 | Liftable self-supporting steel chimney |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220951859.0U CN217783073U (en) | 2022-04-22 | 2022-04-22 | Liftable self-supporting steel chimney |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217783073U true CN217783073U (en) | 2022-11-11 |
Family
ID=83908407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220951859.0U Active CN217783073U (en) | 2022-04-22 | 2022-04-22 | Liftable self-supporting steel chimney |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217783073U (en) |
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2022
- 2022-04-22 CN CN202220951859.0U patent/CN217783073U/en active Active
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