CN110593546A - Chimney heat preservation construction auxiliary device - Google Patents
Chimney heat preservation construction auxiliary device Download PDFInfo
- Publication number
- CN110593546A CN110593546A CN201910822624.4A CN201910822624A CN110593546A CN 110593546 A CN110593546 A CN 110593546A CN 201910822624 A CN201910822624 A CN 201910822624A CN 110593546 A CN110593546 A CN 110593546A
- Authority
- CN
- China
- Prior art keywords
- chimney
- construction
- heat preservation
- construction platform
- pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 125
- 238000004321 preservation Methods 0.000 title claims abstract description 50
- 238000009413 insulation Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 7
- 239000004568 cement Substances 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 239000002023 wood Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention provides a chimney heat preservation construction auxiliary device, which comprises: a construction platform and lifting equipment; the construction platform is used for providing a construction platform for heat preservation outside the chimney on the periphery of the chimney; the lifting equipment is connected with the construction platform and used for lifting the construction platform so as to drive the construction platform to move up and down along the height direction of the chimney, and therefore the external heat preservation of the chimney is constructed. The construction platform is lifted by the lifting equipment so as to move up and down along the axial direction of the chimney, and the external heat insulation construction is carried out on the raw material grinding electric dust collection chimney in the preheating tower area of the cement plant. The device is adopted for heat preservation construction, the material cost for purchasing or renting the scaffold and the wood springboard and the labor cost for building the scaffold are saved, the labor efficiency is improved, and the potential safety hazard caused by heat preservation construction by utilizing the scaffold with the height of more than 40 meters is reduced.
Description
Technical Field
The invention relates to the technical field of chimney heat preservation construction, in particular to an auxiliary device for chimney heat preservation construction.
Background
At present, in the project construction of 6000 tons of cement plants produced in Alchonia daily, a raw material grinding electric dust collection chimney in a preheating tower area is 125.6 meters in total height and 4.8 meters in diameter, a set of slidable supports connected with a preheating tower steel structure are designed only at the height of 71.315m except the bottom of the whole set of chimney is fixed with a foundation, and other positions are all in a suspended state.
In order to reduce the material cost and the labor loss of scaffold pipes, wood gangplank and the like generated by building the scaffold, improve the labor efficiency and shorten the construction period,
disclosure of Invention
In view of the above, the invention provides an auxiliary device for chimney heat preservation construction, and aims to solve the existing problems.
The invention provides a chimney heat preservation construction auxiliary device, which comprises: a construction platform and lifting equipment; the construction platform is used for providing a construction platform for heat preservation outside the chimney on the periphery of the chimney; the lifting equipment is connected with the construction platform and used for lifting the construction platform so as to drive the construction platform to move up and down along the height direction of the chimney, and therefore the external heat preservation of the chimney is constructed.
Further, above-mentioned chimney keeps warm and constructs auxiliary device, construction platform includes: two arc-shaped hanging baskets; the two arc-shaped hanging baskets are detachably connected to form a circular structure in an assembled mode and are sleeved outside the chimney.
Further, each arc-shaped hanging basket is provided with a protection structure arranged along the circumferential direction of the arc-shaped hanging basket.
Further, in the auxiliary device for chimney heat preservation construction, each arc-shaped hanging basket is of a semicircular structure, and the two arc-shaped hanging baskets are symmetrically arranged.
Further, above-mentioned chimney keeps warm and constructs auxiliary device, lifting means includes: a winch and a plurality of pulleys; at least one pulley is arranged at the inner conical bottom of the chimney, the top of the chimney and the manhole of the chimney; the winding machine is arranged outside the chimney, a steel wire rope of the winding machine penetrates through a manhole of the chimney and sequentially bypasses a pulley at the manhole of the chimney, a pulley at the inner conical bottom of the chimney and a pulley at the top of the chimney, and then a rope tail of the steel wire rope is connected to the construction platform.
Furthermore, in the auxiliary device for chimney heat preservation construction, the pulleys arranged at the top of the chimney are in multiple groups and are uniformly arranged along the circumferential direction of the chimney; the steel wire rope is divided into an integral section and a plurality of strand sections; the head of the integral section is wound on the winch, the integral section penetrates through the manhole of the chimney and extends upwards after sequentially passing through the pulley at the manhole of the chimney and the pulley at the inner cone bottom of the chimney; the tail part of each strand of the strand-dividing section is connected to the construction platform, and the head part of each strand of the strand-dividing section is connected with the tail part of the whole section after the strand-dividing section bypasses a pulley arranged at the top of the chimney.
Further, in the auxiliary device for chimney heat preservation construction, the winch is arranged on a concrete platform of the preheating tower of the chimney, and a pulley is further arranged on the concrete platform and used for guiding the steel wire rope.
Further, in the auxiliary device for chimney heat preservation construction, the pulley arranged at the top of the chimney is fixed to the top of the chimney through the hanging bracket.
Further, above-mentioned chimney keeps warm and constructs auxiliary device, the gallows includes that two are criss-cross and the bracing piece of connecting, and, two be provided with the connecting rod between the bracing piece for improve the connection stability of two steel constructions.
Further, according to the auxiliary device for chimney heat preservation construction, a supporting structure is arranged on the outer wall of the chimney and used for installing the construction platform.
According to the auxiliary device for chimney heat preservation construction, the construction platform is lifted through the lifting equipment so as to move up and down along the axial direction of the chimney, namely the construction platform is provided with the supporting construction platform capable of moving up and down along the axial direction of the chimney, and therefore external heat preservation construction is conducted on the raw material grinding electric dust collection chimney in the preheating tower area of a cement plant. The device is adopted for heat preservation construction, so that the material cost for purchasing or renting the scaffold and the wood springboard and the labor cost for building the scaffold are saved, the labor efficiency is improved, the potential safety hazard caused by heat preservation construction by using the scaffold with the height of more than 40 meters is reduced, the safety measure cost is reduced, the construction period is shortened to a great extent, the construction efficiency is improved, and the installation period of heat preservation work is ensured.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of an auxiliary device for chimney heat preservation construction according to an embodiment of the present invention;
fig. 2 is a schematic partial structural view of the chimney heat preservation construction auxiliary device provided by the embodiment of the invention at a construction platform;
FIG. 3 is a schematic view of a partial structure of the auxiliary device for chimney heat preservation construction provided by the embodiment of the invention at the inner conical bottom of the chimney;
FIG. 4 is a schematic structural diagram of a hanger according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a construction platform provided by an embodiment of the present invention;
FIG. 6 is a cross-sectional view taken at D-D of FIG. 5;
fig. 7 is a cross-sectional view taken at E-E in fig. 5.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 3, preferred structures of the auxiliary device for chimney heat preservation construction according to the embodiment of the present invention are shown. As shown, the apparatus comprises: the construction method comprises the following steps of (1) constructing a platform, a supporting structure 2 and lifting equipment 3; wherein,
the construction platform 1 is used for providing a construction platform for heat preservation outside the chimney on the periphery of the chimney 4. Specifically, the construction platform 1 may be a circular ring structure, and a frame structure manufactured according to the diameter of the chimney may be made using channel steel, steel plates, and steel pipes, which are left after being packed in a construction site, as main materials, so as to provide a construction platform for heat preservation outside the chimney 4 around the chimney 4, so that a constructor may perform heat preservation construction on the periphery of the chimney 4 on the construction platform 1. Preferably, a support structure 2 is provided on the outer wall of the chimney 4 for mounting the construction platform 1, so as to enable assembly and erection of the construction platform 1.
Lifting means 3 is connected with construction platform 1 for promote construction platform 1, reciprocate along the direction of height of chimney 4 the axial of chimney 4 promptly to drive construction platform 1, constructor can reciprocate along with construction platform 1, and the outside that keeps warm to the whole axial of chimney 4 is under construction. Specifically, lifting means 3 can be confirmed according to actual conditions to the realization is to bearing structure 2's promotion, and hoist and mount construction platform 1 and bearing structure 2 reciprocate along the axial of chimney 4 in step, so that realize the heat preservation construction of chimney 4 whole axial gradually. Wherein, lifting means 3 can set up on preheater 5 to provide the support construction platform that can reciprocate along the axial of chimney 4 through construction platform 1 and bearing structure 2, and then carry out outer heat preservation to the raw materials mill electric dust collection chimney in the preheater tower area of cement plant.
Obviously, it can be understood that, the auxiliary device for chimney heat preservation construction provided in this embodiment lifts the construction platform 1 through the lifting device 3, so that the construction platform 1 moves up and down along the axial direction of the chimney 4, that is, the construction platform 1 provides a supporting construction platform that can move up and down along the axial direction of the chimney 4, and then performs external heat preservation construction on the raw material mill electric dust collection chimney in the preheating tower area of the cement plant. The device is adopted for heat preservation construction, so that the material cost for purchasing or renting the scaffold and the wood springboard and the labor cost for building the scaffold are saved, the labor efficiency is improved, the potential safety hazard caused by heat preservation construction by using the scaffold with the height of more than 40 meters is reduced, the safety measure cost is reduced, the construction period is shortened to a great extent, the construction efficiency is improved, and the installation period of heat preservation work is ensured.
With continued reference to fig. 1 and to fig. 3, the lifting device 3 comprises: a winch 31 and a plurality of sheaves 32; wherein,
at least one pulley 32 is arranged at the inner cone bottom a of the chimney 4, at the top B of the chimney (relative to the position shown in fig. 1) and at the manhole C of the chimney. Specifically, in order to realize the lifting of the construction platform 1, in this embodiment, the steel wire rope 33 of the winch 31 is guided by the pulley 32, so that the steel wire rope 33 is stretched according to a preset route, the construction platform 1 is ensured to move up and down only along the axial direction of the chimney 4, the inclination of the construction platform 1 is avoided, and the up-and-down movement stability and the construction safety of the construction platform 1 are further ensured. Preferably, a hanger 6 is provided at the top B of the chimney for fixing the pulley 32 at the top, i.e. the pulley 32 provided at the top B of the chimney 4 is fixed to the top of the chimney 4 by the hanger 6, so that the fixing of the pulley 32 is facilitated and the stability of the pulley 32 can be ensured.
The winch 31 is arranged outside the chimney 4, a steel wire rope 33 of the winch 31 penetrates through a manhole of the chimney 4, and sequentially bypasses a pulley 32 at the manhole C of the chimney 4, a pulley 32 at the inner conical bottom A of the chimney 4 and a pulley 32 at the top B of the chimney 4, and then the tail of the steel wire rope 33 is connected to the construction platform 1. Specifically, the winch 31 may be disposed on the concrete platform 5 of the preheating tower of the chimney 4, and the concrete platform 5 is further provided with a pulley 32 for guiding the steel cable 33, that is, the steel cable 33 on the winch 31 sequentially bypasses the pulley 32 on the concrete platform 5 and the pulley 32 at the manhole of the chimney 4, and after passing through the chimney 4 from the manhole to the inside of the chimney 4, sequentially bypasses the pulley 32 at the inner conical bottom a of the chimney 4, extends upward, and after bypassing the pulley 32 at the top B of the chimney 4, is connected downward to the construction platform 1. In order to ensure the stability of the up-and-down movement of the construction platform 1, it is preferable that the pulleys 32 on the hanger 6, i.e. the pulleys 32 arranged at the top B of the chimney 4, are provided in multiple groups and uniformly arranged along the circumferential direction of the chimney 4, wherein each group may be two and is arranged along the radial direction of the chimney 4. The steel wire rope 33 on the winch 31 is divided into two sections, namely an integral section 331 and a plurality of strand sections 332; the head of the whole body section 331 is wound on the winch 31, sequentially passes through the pulley 32 on the concrete platform 5 and the pulley 32 at the manhole of the chimney 4, passes through the chimney 4 from the manhole of the chimney 4, passes through the pulley 32 at the inner cone bottom A of the chimney 4, and extends upwards; the number of strands of the strand sections 332 is the same as the number of groups of the pulleys 32 on the hanger 6, and the strand sections are in one-to-one correspondence, that is, the tail of each strand section 332 is connected to the construction platform 1 and uniformly distributed along the circumference of the construction platform 1, each strand section 332 passes through two pulleys 32 on the corresponding hanger 6 and then extends downwards in the chimney 4, and the head of each strand section 332 is connected to the tail of the whole section 331. The hanger 6 may be formed by splicing H-shaped steel, steel plate or angle steel, and the winch 31 may be an electric winch. The stranding section 332 for lifting the movable construction platform 1 can be purchased and provided according to the height of the chimney 4, the length of the steel wire rope of the winch 31, namely the length of the integral section 331, the self weight of the construction platform 1 and the weight of the operating personnel and the heat insulation materials carried on the construction platform 1 during heat insulation.
The pulleys 32 can be 11 sets, wherein 8 sets are arranged on the hanging bracket 6 at the top of the chimney 4, and the other three sets are respectively arranged at the cone bottom inside the chimney, the concrete platform with the elevation of 14.71m of the preheating tower and the manhole. The pulley 32 may be secured by rolling bearings and mating pins to a bearing block support made of 15mm steel plate to make 11 sets of pulleys.
Referring to fig. 4, a schematic structural diagram of a hanger according to an embodiment of the present invention is shown. As shown, the hanger 6 includes: two support rods 61; wherein,
the two support rods 61 are crossed and connected with each other. Specifically, the support rod 61 may be H230 × 240 hot-rolled H-section steel made of Q235, and the two support rods 61 are fixed in a crisscross connection. In order to improve the connection strength and the connection stability between the two support rods 61, a connection rod 62 is disposed between the two support rods 61 to improve the connection stability of the two support rods 61, that is, one connection rod 62 may be disposed in each of four regions partitioned by the two support rods 61 or in one or more regions, and both ends of each connection rod are connected to the two support rods 61. The support rod 61 is provided with a pulley mounting hole 611 for mounting the pulley 32, and the pulley 32 can be mounted to the pulley mounting hole 611 through a bearing bracket. The support rod 61 may further be provided with a lifting lug mounting hole for mounting the lifting lug 63, so as to realize the lifting of the hanger 6.
With continued reference to fig. 1-7, the construction platform 1 includes: two arc-shaped hanging baskets 11; wherein,
the two arc-shaped hanging baskets 11 are detachably connected to form a circular structure for being sleeved outside the chimney 4. Specifically, two arc hanging baskets 11 are arc structures to the ring structure that the internal diameter is greater than the external diameter of chimney 4 is assembled to end, in order to provide a round construction platform in the periphery of chimney 4. The two arc-shaped baskets 11 are detachably connected with each other to facilitate the assembly and disassembly of the two arc-shaped baskets 11. Arc hanging flower basket 11 can be through usable job site packing remaining channel-section steel, steel sheet and steel pipe as the main material to it is square skeleton texture to assemble the welded cross section, and, the roof of arc hanging flower basket 11 is steel sheet welded flat structure, carries out the platform of being under construction with the provision constructor. Preferably, the two arc-shaped baskets 11 are both of a semicircular structure and are symmetrically arranged between the two arc-shaped baskets 11, so that the two arc-shaped baskets 11 can be assembled by being hoisted onto the supporting structure 2. In order to ensure the safety of the constructors, preferably, each arc-shaped hanging basket 11 is provided with a protective structure 111 arranged along the circumferential direction of the arc-shaped hanging basket 11 so as to ensure the sealing performance of the arc-shaped hanging basket 11; the protective structure 111 can be arranged on the side wall of the arc-shaped hanging basket 11 far away from the chimney 4, so that the cross section of the arc-shaped hanging basket 11 is h-shaped, and the protective structure 111 can be formed by welding a steel pipe, a flat steel and a steel plate.
To sum up, the chimney heat preservation construction auxiliary device that this embodiment provided is through lifting means 3 to the promotion of construction platform 1 to make construction platform 1 reciprocate along the axial of chimney 4, provide the support construction platform that can reciprocate along the axial of chimney 4 promptly through construction platform 1, and then carry out outer heat preservation construction to the raw materials mill electricity chimney that preheats the tower region of cement plant. The device is adopted for heat preservation construction, so that the material cost for purchasing or renting the scaffold and the wood springboard and the labor cost for building the scaffold are saved, the labor efficiency is improved, the potential safety hazard caused by heat preservation construction by using the scaffold with the height of more than 40 meters is reduced, the safety measure cost is reduced, the construction period is shortened to a great extent, the construction efficiency is improved, and the installation period of heat preservation work is ensured.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a chimney keeps warm and is under construction auxiliary device which characterized in that includes: a construction platform (1) and a lifting device (3); wherein,
the construction platform (1) is used for providing a construction platform (1) for heat preservation outside the chimney (4) at the periphery of the chimney (4);
the lifting equipment (3) is connected with the construction platform (1) and used for lifting the construction platform (1) so as to drive the construction platform (1) to move up and down along the height direction of the chimney (4) and construct the external heat preservation of the chimney (4).
2. The chimney insulation construction aid according to claim 1, characterized in that the construction platform (1) comprises: two arc-shaped baskets (11); wherein,
the two arc-shaped hanging baskets (11) are detachably connected to form a circular structure in an assembled mode and are sleeved outside the chimney (4).
3. The chimney heat preservation construction auxiliary device according to claim 2, characterized in that each arc-shaped hanging basket (11) is provided with a protective structure (111) arranged along the circumference of the arc-shaped hanging basket (11).
4. The chimney heat preservation construction auxiliary device according to claim 2, characterized in that each arc-shaped hanging basket (11) is of a semicircular structure, and the two arc-shaped hanging baskets (11) are symmetrically arranged.
5. The chimney insulation construction aid according to any one of claims 1 to 4, wherein the lifting device (3) comprises: a winch (31) and a plurality of pulleys (32); wherein,
at least one pulley (32) is arranged at the position of an inner conical bottom (A) of the chimney (4), the top (B) of the chimney (4) and a manhole (C) of the chimney (4);
the winding machine (31) is arranged outside the chimney (4), a steel wire rope (33) of the winding machine (31) penetrates through a manhole of the chimney (4) and sequentially bypasses a pulley (32) at the manhole of the chimney (4), a pulley (32) at the inner conical bottom of the chimney (4) and a pulley (32) at the top of the chimney (4), and the tail of the steel wire rope (33) is connected to the construction platform (1).
6. The chimney heat preservation construction auxiliary device according to claim 6,
the pulleys (32) arranged at the top of the chimney (4) are in multiple groups and are uniformly arranged along the circumferential direction of the chimney (4);
the steel wire rope (33) is divided into an integral section (331) and a plurality of strand sections (332);
the head of the integral section (331) is wound on the winch (31), the integral section (331) penetrates through a manhole of the chimney (4), and sequentially winds a pulley (32) at the manhole of the chimney (4) and a pulley (32) at the inner cone bottom of the chimney (4) to extend upwards;
the tail part of each strand-dividing section (332) is connected to the construction platform (1), and the head part of each strand-dividing section is connected with the tail part of the whole section (331) after the tail part of each strand-dividing section bypasses a pulley (32) arranged at the top of the chimney (4).
7. The chimney heat preservation construction auxiliary device according to claim 6,
the winch (31) is arranged on a concrete platform (5) of a preheating tower of the chimney (4), and a pulley (32) is further arranged on the concrete platform (5) and used for guiding a steel wire rope (33).
8. The chimney heat preservation construction auxiliary device according to claim 6,
a pulley (32) arranged on the top of the chimney (4) is fixed on the top of the chimney (4) through a hanging bracket (6).
9. The chimney heat preservation construction auxiliary device according to claim 9,
the hanging bracket (6) comprises two supporting rods (61) which are crossed and connected in a cross mode, and a connecting rod (62) is arranged between the two supporting rods (61) and used for improving the connection stability of the two supporting rods (61).
10. The chimney insulation construction auxiliary device according to any one of claims 1 to 4, characterized in that a support structure (2) is arranged on the outer wall of the chimney (4) for mounting the construction platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910822624.4A CN110593546A (en) | 2019-09-02 | 2019-09-02 | Chimney heat preservation construction auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910822624.4A CN110593546A (en) | 2019-09-02 | 2019-09-02 | Chimney heat preservation construction auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110593546A true CN110593546A (en) | 2019-12-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910822624.4A Pending CN110593546A (en) | 2019-09-02 | 2019-09-02 | Chimney heat preservation construction auxiliary device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110593546A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324124A (en) * | 2020-12-03 | 2021-02-05 | 新乡市英昊建工机械有限公司 | Multi-purpose polygonal construction hanging basket |
| CN115075539A (en) * | 2022-07-07 | 2022-09-20 | 中建二局第三建筑工程有限公司 | Hanging basket system suitable for building local convex structure |
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| JPH0351477A (en) * | 1989-07-19 | 1991-03-05 | Hitachi Zosen Corp | Chimney wrecking device |
| JP2000145126A (en) * | 1998-11-10 | 2000-05-26 | Shimizu Corp | Demolishing unit for tower body and its demolishing method |
| CN201377169Y (en) * | 2009-03-26 | 2010-01-06 | 上海同新机电控制技术有限公司 | Hoister synchronous lifting platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112324124A (en) * | 2020-12-03 | 2021-02-05 | 新乡市英昊建工机械有限公司 | Multi-purpose polygonal construction hanging basket |
| CN115075539A (en) * | 2022-07-07 | 2022-09-20 | 中建二局第三建筑工程有限公司 | Hanging basket system suitable for building local convex structure |
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