CN217102922U - Hydraulic lifting device for steel inner cylinder of chimney - Google Patents
Hydraulic lifting device for steel inner cylinder of chimney Download PDFInfo
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- CN217102922U CN217102922U CN202221653714.9U CN202221653714U CN217102922U CN 217102922 U CN217102922 U CN 217102922U CN 202221653714 U CN202221653714 U CN 202221653714U CN 217102922 U CN217102922 U CN 217102922U
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Abstract
The application discloses chimney steel inner tube hydraulic lifting device relates to large-scale chimney construction auxiliary assembly technical field, including the fixed bolster of two parallel arrangement, hydraulic cylinder's output shaft end fixedly connected with hydraulic lifting rod, hydraulic lifting rod's outside fixedly connected with slip fixture block, the spacing subassembly of spout and fixedly connected with jack is passed to the one end of slip fixture block, the spacing subassembly of jack also has two sets ofly relatively parallel arrangement, fixedly connected with screw lead screw between the spacing subassembly of two sets of jacks. This application the device for traditional hydraulic lifting mode, has added the spacing subassembly of jack, when the beginning operation, can rise to suitable height through fixed steel inner tube on the spacing subassembly of hydraulic cylinder and hydraulic lifting rod with the jack earlier, and utilizes the head piece on the spacing subassembly of jack to make the steel inner tube promote the secondary that makes progress once more after the rotation of drive screw lead screw, can finely tune the lifting height of steel inner tube as required, satisfies the actual lifting demand of steel inner tube.
Description
Technical Field
The application relates to the technical field of large chimney construction auxiliary equipment, in particular to a chimney steel inner cylinder hydraulic lifting device.
Background
Among the prior art, the used material of large-scale chimney steel inner tube for steam power plant is ordinary carbon steel, the mode that utilizes hydraulic cylinder inside promotion mostly during the installation goes on, the comparatively single and hydraulic cylinder of lifting means generally promotes highly limitedly, can not carry out secondary height lifting and adjustment, when promoting the operation to the steel inner tube, owing to probably lack and stabilize centre gripping and location to the steel inner tube, the vibrations that produce at the promotion in-process also can lead to the steel inner tube to take place to incline or rock, thereby influence the efficiency of installation.
SUMMERY OF THE UTILITY MODEL
In order to improve the above-mentioned comparatively single and hydraulic cylinder general lifting height of lifting mode limited, lack the problem of stablizing centre gripping and location to the steel inner tube, this application provides chimney steel inner tube hydraulic lifting device.
The application provides chimney steel inner tube hydraulic lifting device adopts following technical scheme: chimney steel inner tube hydraulic lifting device, including two parallel arrangement's fixed bolster, the spout has been seted up to one side of fixed bolster, and the upper end of fixed bolster has set firmly hydraulic cylinder, hydraulic cylinder's output shaft end fixedly connected with hydraulic lifting rod, the outside fixedly connected with slip fixture block of hydraulic lifting rod, slip fixture block and spout sliding fit, the one end of slip fixture block passes the spacing subassembly of spout and fixedly connected with jack, the spacing subassembly of jack also has two sets ofly relatively parallel arrangement, fixedly connected with screw lead screw between the spacing subassembly of two sets of jacks.
Based on the technical characteristics: this device has increased the spacing subassembly of jack for traditional hydraulic lifting mode, when the beginning operation, can rise to suitable height through hydraulic cylinder and hydraulic lifting rod with the spacing subassembly of jack fixed steel inner tube earlier, and utilize the jacking piece on the spacing subassembly of jack to make the steel inner tube secondary lift that makes progress once more after the rotation of drive screw lead screw, can finely tune the lifting height of steel inner tube as required, satisfies the actual promotion demand of steel inner tube.
As a chimney steel inner tube hydraulic lifting device's an preferred scheme, wherein: the jack limiting assembly comprises a bottom plate, a movable supporting rod, an auxiliary supporting rod and a top plate, the movable supporting rod is slidably mounted on the inner side of the bottom plate and is hinged to the auxiliary supporting rod, the top ends of the movable supporting rod and the auxiliary supporting rod are hinged to the top plate, and the bottom plate is fixedly connected with a sliding clamping block.
Based on the technical characteristics: when the movable supporting rod slides on the inner side of the bottom plate, the angle between the movable supporting rod and the auxiliary supporting rod can be changed, so that the top plate is driven to ascend or descend.
As a chimney steel inner tube hydraulic lifting device's an preferred scheme, wherein: only a set of the outside fixed mounting of bottom plate has positive and negative motor, positive and negative motor's output axle head and screw lead screw fixed connection, just the one end of activity branch articulates there is the swivel nut, the one end that activity branch was kept away from to the swivel nut passes through the screw thread with the screw lead screw and slides and be connected.
Based on the technical characteristics: after the steel inner cylinder is lifted to a certain height, the positive and negative motors can be started, the threaded screw rod can rotate at the moment and enables the threaded sleeve and the movable supporting rod to slide in the bottom plate, and at the moment, the included angle between the movable supporting rod and the auxiliary supporting rod changes and enables the top plate to be lifted upwards again to the fixed steel inner cylinder.
As a chimney steel inner tube hydraulic lifting device's an preferred scheme, wherein: the arc-shaped fixed clamping plate is fixedly arranged on one side of the upper end of the top plate, an arc-shaped movable clamping plate is further slidably mounted on the upper end of the top plate, and the arc-shaped movable clamping plate and the arc-shaped fixed clamping plate are arranged in parallel.
Based on the technical characteristics: before promoting, can place the lower nozzle of steel inner tube on two sets of roofs, and utilize the arc solid fixed splint on both sides all to contact nozzle outer wall or inner wall, remove arc movable splint cooperation arc solid fixed splint again this moment and carry out the centre gripping and fix the nozzle both sides, avoid promoting the vibrations that the in-process produced so that the steel inner tube takes place to incline or rocks and influence the efficiency that the steel inner tube was installed as far as possible.
As a chimney steel inner tube hydraulic lifting device's an optimal selection scheme, wherein: an oil cylinder is fixedly arranged at the upper end of one side, away from the arc-shaped fixed clamping plate, of the top plate, a piston push rod is fixedly connected to the output shaft end of the oil cylinder, and one end, away from the oil cylinder, of the piston push rod is fixedly connected with the arc-shaped movable clamping plate.
Based on the technical characteristics: when the steel inner cylinder is fixed, the oil cylinder can be started, the arc-shaped movable clamping plate is driven by the piston push rod to slide on the top plate, and the arc-shaped movable clamping plate is matched with the arc-shaped fixed clamping plate to clamp and fix the steel inner cylinder.
As a chimney steel inner tube hydraulic lifting device's an preferred scheme, wherein: the surface middle part of roof has seted up supplementary spout way, the bottom of arc activity splint has set firmly the direction gleitbretter, direction gleitbretter says sliding fit with supplementary spout, set firmly clamping spring on one side inner wall of supplementary spout way, clamping spring's one end and direction gleitbretter fixed connection.
Based on the technical characteristics: the arc movable clamping plate can slide back and forth on the auxiliary sliding groove channel through the guide sliding sheet.
To sum up, the utility model discloses a following at least one beneficial effect:
1. compared with the traditional hydraulic lifting mode, the device is additionally provided with the jack limiting assembly, when the device starts to operate, the steel inner cylinder fixed on the jack limiting assembly can be lifted to a proper height through the hydraulic oil cylinder and the hydraulic lifting rod, the steel inner cylinder is lifted upwards for the second time by the aid of the jacking piece on the jack limiting assembly after the threaded screw rod is driven to rotate, the lifting height of the steel inner cylinder can be finely adjusted as required, and the actual lifting requirement of the steel inner cylinder is met;
2. before promoting, can place the lower nozzle of steel inner tube on two sets of roofs, and utilize the arc solid fixed splint on both sides all to contact nozzle outer wall or inner wall, remove arc movable splint cooperation arc solid fixed splint again this moment and carry out the centre gripping and fix the nozzle both sides, avoid promoting the vibrations that the in-process produced so that the steel inner tube takes place to incline or rocks and influence the efficiency that the steel inner tube was installed as far as possible.
Drawings
FIG. 1 is an overall structure of the present invention;
FIG. 2 is a specific structure view of the connection between the jack position-limiting component and the screw lead screw of the present invention;
fig. 3 is a concrete structure diagram of the top plate of the present invention.
Description of reference numerals:
1. fixing a bracket; 11. a chute; 2. a hydraulic cylinder; 21. a hydraulic lifting rod; 3. sliding the clamping block; 4. a jack limiting component; 6. a threaded lead screw; 61. a positive and negative motor; 7. a base plate; 8. a movable strut; 81. a threaded sleeve; 9. an auxiliary strut; 10. a top plate; 101. an arc-shaped fixed splint; 102. an arc movable splint; 1021. a guide sliding sheet; 103. an oil cylinder; 1031. a piston push rod; 104. an auxiliary chute channel; 1041. the spring is clamped.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-3.
Please refer to fig. 1, the utility model provides a chimney steel inner tube hydraulic lifting device, fixed bolster 1 including two parallel arrangement, spout 11 has been seted up to one side of fixed bolster 1, and the upper end of fixed bolster 1 has set firmly hydraulic cylinder 2, hydraulic cylinder 2's output shaft end fixedly connected with hydraulic lifting rod 21, hydraulic lifting rod 21's outside fixedly connected with slip fixture block 3, slip fixture block 3 and spout 11 sliding fit, the spacing subassembly 4 of spout 11 and fixedly connected with jack is passed to the one end of slip fixture block 3, when beginning the operation, can rise to suitable height with the steel inner tube of fixing on the spacing subassembly 4 of jack through hydraulic cylinder 2 and hydraulic lifting rod 21 earlier, the spacing subassembly 4 of jack is also parallel arrangement relatively has two sets ofly, fixedly connected with screw thread 6 between the spacing subassembly 4 of two sets of jack, the one end of screw thread 6 is passed a set of spacing subassembly 4 of jack and is stretched into another set of jack spacing subassembly 4 and with another set of jack spacing subassembly 4 of jack spacing The bearing that the position subassembly 4 inboard set up rotates to be connected, utilizes the liftout on the spacing subassembly 4 of jack to make the steel inner tube secondary promotion that makes progress once more after drive screw lead screw 6 is rotatory, can finely tune the promotion height of steel inner tube as required, satisfies the actual promotion demand of steel inner tube.
Referring to fig. 2, the jack limiting assembly 4 includes a bottom plate 7, a movable support rod 8, an auxiliary support rod 9 and a top plate 10, the movable support rod 8 is slidably mounted on the inner side of the bottom plate 7, the movable support rod 8 is hinged to the auxiliary support rod 9, the top ends of the movable support rod 8 and the auxiliary support rod 9 are hinged to the top plate 10, the bottom plate 7 is fixedly connected to the sliding fixture block 3, and when the movable support rod 8 slides on the inner side of the bottom plate 7, the movable support rod 8 and the auxiliary support rod 9 can be angularly changed to drive the top plate 10 to ascend or descend.
Only the outside fixed mounting of a set of bottom plate 7 has positive and negative motor 61, positive and negative motor 61's output axle head and 6 fixed connection of screw lead screw, and the one end of activity branch 8 articulates there is swivel nut 81, swivel nut 81 is kept away from the one end of activity branch 8 and is passed through the screw thread slip with screw lead screw 6 and be connected, after the steel inner tube is promoted to the take the altitude, can start positive and negative motor 61, screw lead screw 6 can rotate this moment and make swivel nut 81 and activity branch 8 slide in bottom plate 7, the contained angle between activity branch 8 and the auxiliary strut 9 produces the change and makes roof 10 upwards promote once more by the fixed steel inner tube this moment.
Referring to fig. 3, an arc-shaped fixing clamp plate 101 is fixedly arranged on one side of the upper end of the top plate 10, and arc-shaped movable clamp plates 102 are further slidably mounted on the upper end of the top plate 10, the arc-shaped movable clamp plates 102 and the arc-shaped fixing clamp plates 101 are arranged in parallel, before lifting, the lower mouths of the steel inner cylinders can be placed on the two groups of top plates 10, and the arc-shaped fixing clamp plates 101 on the two sides are utilized to contact the outer wall or the inner wall of the mouths, at the moment, the arc-shaped movable clamp plates 102 are moved to be matched with the arc-shaped fixing clamp plates 101 to clamp and fix the two sides of the mouths, so that the steel inner cylinders are inclined or shaken to influence the efficiency of installation of the steel inner cylinders.
The upper end of one side of the top plate 10 far away from the arc-shaped fixed clamping plate 101 is fixedly provided with an oil cylinder 103, the output shaft end of the oil cylinder 103 is fixedly connected with a piston push rod 1031, one end of the piston push rod 1031 far away from the oil cylinder 103 is fixedly connected with the arc-shaped movable clamping plate 102, when the steel inner cylinder is fixed, the oil cylinder 103 can be started, the arc-shaped movable clamping plate 102 is driven by the piston push rod 1031 to slide on the top plate 10, and the arc-shaped movable clamping plate 102 is matched with the arc-shaped fixed clamping plate 101 to clamp and fix the steel inner cylinder.
The supplementary spout way 104 has been seted up at the surperficial middle part of roof 10, and the bottom of arc activity splint 102 has set firmly direction gleitbretter 1021, and direction gleitbretter 1021 and supplementary spout way 104 sliding fit have set firmly clamping spring 1041 on the one side inner wall of supplementary spout way 104, and clamping spring 1041's one end and direction gleitbretter 1021 fixed connection, and arc activity splint 102 accessible direction gleitbretter 1021 slides around on supplementary spout way 104.
Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (6)
1. Chimney steel inner tube hydraulic lifting device, including two parallel arrangement's fixed bolster (1), its characterized in that: spout (11) have been seted up to one side of fixed bolster (1), and the upper end of fixed bolster (1) has set firmly hydraulic cylinder (2), the output shaft end fixedly connected with hydraulic lifting rod (21) of hydraulic cylinder (2), the outside fixedly connected with slip fixture block (3) of hydraulic lifting rod (21), slip fixture block (3) and spout (11) sliding fit, the one end of slip fixture block (3) is passed spout (11) and the spacing subassembly of fixedly connected with jack (4), the spacing subassembly of jack (4) is also relatively parallel arrangement have two sets ofly, fixedly connected with screw lead screw (6) between the spacing subassembly of two sets of jacks (4).
2. The chimney steel inner cylinder hydraulic lifting device according to claim 1, characterized in that: the jack limiting assembly (4) comprises a bottom plate (7), a movable supporting rod (8), an auxiliary supporting rod (9) and a top plate (10), wherein the movable supporting rod (8) is slidably mounted on the inner side of the bottom plate (7), the movable supporting rod (8) is hinged to the auxiliary supporting rod (9), the top ends of the movable supporting rod (8) and the auxiliary supporting rod (9) are hinged to the top plate (10), and the bottom plate (7) is fixedly connected with a sliding clamping block (3).
3. The chimney steel inner cylinder hydraulic lifting device according to claim 2, characterized in that: only a set of the outside fixed mounting of bottom plate (7) has positive and negative motor (61), the output axle head and screw lead screw (6) fixed connection of positive and negative motor (61), just the one end of activity branch (8) articulates there is swivel nut (81), the one end that activity branch (8) were kept away from in swivel nut (81) slides through the screw thread with screw lead screw (6) and is connected.
4. The chimney steel inner cylinder hydraulic lifting device according to claim 2, characterized in that: arc-shaped fixed clamping plates (101) are fixedly arranged on one side of the upper end of the top plate (10), arc-shaped movable clamping plates (102) are further slidably mounted on the upper end of the top plate (10), and the arc-shaped movable clamping plates (102) are arranged in parallel with the arc-shaped fixed clamping plates (101).
5. The chimney steel inner cylinder hydraulic lifting device according to claim 2 or 4, characterized in that: an oil cylinder (103) is fixedly arranged at the upper end of one side, away from the arc-shaped fixed clamping plate (101), of the top plate (10), a piston push rod (1031) is fixedly connected to the output shaft end of the oil cylinder (103), and one end, away from the oil cylinder (103), of the piston push rod (1031) is fixedly connected with the arc-shaped movable clamping plate (102).
6. The chimney steel inner cylinder hydraulic lifting device according to claim 4, characterized in that: supplementary spout way (104) have been seted up at the surperficial middle part of roof (10), the bottom of arc activity splint (102) has set firmly direction gleitbretter (1021), direction gleitbretter (1021) and supplementary spout way (104) sliding fit, set firmly on one side inner wall of supplementary spout way (104) and press from both sides tight spring (1041), the one end and the direction gleitbretter (1021) fixed connection that press from both sides tight spring (1041).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221653714.9U CN217102922U (en) | 2022-06-30 | 2022-06-30 | Hydraulic lifting device for steel inner cylinder of chimney |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221653714.9U CN217102922U (en) | 2022-06-30 | 2022-06-30 | Hydraulic lifting device for steel inner cylinder of chimney |
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| Publication Number | Publication Date |
|---|---|
| CN217102922U true CN217102922U (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221653714.9U Active CN217102922U (en) | 2022-06-30 | 2022-06-30 | Hydraulic lifting device for steel inner cylinder of chimney |
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| Country | Link |
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| CN (1) | CN217102922U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115593780A (en) * | 2022-12-13 | 2023-01-13 | 山西联达管业有限公司（Cn） | Fixing device for cement pipeline transportation |
| CN117167557A (en) * | 2023-11-02 | 2023-12-05 | 山西省安装集团股份有限公司 | Hydraulic pipeline installation device |
-
2022
- 2022-06-30 CN CN202221653714.9U patent/CN217102922U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115593780A (en) * | 2022-12-13 | 2023-01-13 | 山西联达管业有限公司（Cn） | Fixing device for cement pipeline transportation |
| CN115593780B (en) * | 2022-12-13 | 2023-03-10 | 山西联达管业有限公司 | Fixing device for cement pipeline transportation |
| CN117167557A (en) * | 2023-11-02 | 2023-12-05 | 山西省安装集团股份有限公司 | Hydraulic pipeline installation device |
| CN117167557B (en) * | 2023-11-02 | 2024-01-23 | 山西省安装集团股份有限公司 | Hydraulic pipeline installation device |
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