CN215160345U - Novel slant variable angle cable promotes device - Google Patents
Novel slant variable angle cable promotes device Download PDFInfo
- Publication number
- CN215160345U CN215160345U CN202121226976.2U CN202121226976U CN215160345U CN 215160345 U CN215160345 U CN 215160345U CN 202121226976 U CN202121226976 U CN 202121226976U CN 215160345 U CN215160345 U CN 215160345U
- Authority
- CN
- China
- Prior art keywords
- base
- lifting
- steel strand
- plates
- angle
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a novel slant angle of change cable promotes device, including promoting steel strand wires, cross-under promotion jack on promoting steel strand wires, connect and be used for the sub-unit connection fork ear of being connected with the cable clamp and connect the promotion frock that is used for being connected with the steel construction in promotion steel strand wires upper end promoting steel strand wires lower extreme, promote the frock including the last base and the lower base of centre gripping at promotion jack both ends respectively, it passes through the connecting rod with lower base to go up the base and connect, go up and set up the perforation that supplies to promote steel strand wires to pass on base and the lower base respectively, it sets firmly the upper portion connection fork ear that is used for being connected with the steel construction to go up one side that the base deviates from down. The application has the advantages of simple structure, convenience in installation, high construction efficiency and convenience in control.
Description
Technical Field
The utility model relates to a technical field of prestressing force steel structure construction especially relates to a novel slant variable angle cable promotes device.
Background
The prestressed steel structure is a novel hybrid structure system formed by applying the modern prestress technology to space grid structures such as net racks, net shells, three-dimensional trusses and the like and tension structures consisting of cables and rods, such as beam strings, string domes, cable trusses, cable nets, cable-stayed/suspended structures, cable arches, prestressed trusses, tensioned membrane structures and the like. In recent years, a large number of prestressed steel structures have been used in steel roof structures for convention and exhibition centers, stadiums, airports, train stations, industrial plants, and the like.
The inhaul cable is a key component for establishing prestress in a prestress steel structure. With the rapid development of prestressed steel structures, the structural forms are increasingly diversified, the specifications and the styles of the stay cables are continuously updated, and a proper method must be selected according to the structure and the specific forms of the stay cables during construction and installation of the stay cables. The common inhaul cable installation method comprises the following steps: 1. a bulk packaging method; 2. climbing method; 3. a lifting method; 4. a belt slip accumulation method, and the like.
During the cable installation of lifting method mainly used chord structure, set up hoisting device on the steel construction directly over cable hoisting point is corresponding, include: the lifting tool, the jack and the steel strand for lifting; the lifting point position of the lower inhaul cable is provided with a connecting device for lifting the steel strand, and a lifting belt, a clamping ring and the like can be adopted. When the lifting device is installed, the installation and the position of the jack are inconvenient to control, and the field construction is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel slant becomes angle cable and promotes device has simple structure, simple to operate, the advantage of being convenient for control.
The technical problem to be solved is that: when the existing lifting device is installed, the installation and the position of a jack are inconvenient to control, and the site construction is inconvenient.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a novel oblique variable-angle inhaul cable lifting device, which comprises a lifting steel strand, a lifting jack crossing over the lifting steel strand, a lower connecting fork lug connected at the lower end of the lifting steel strand and used for being connected with a cable clamp, and a lifting tool connected at the upper end of the lifting steel strand and used for being connected with a steel structure,
the lifting tool comprises an upper base and a lower base which are respectively clamped at two ends of a lifting jack, the upper base and the lower base are connected through a connecting rod, the upper base and the lower base are respectively provided with a through hole for a lifting steel strand to pass through, and one side of the upper base, which deviates from the lower base, is fixedly provided with an upper connecting fork lug used for being connected with a steel structure.
The utility model relates to a novel slant variable angle cable promotes device, it is further, it is fixed with lower base through bolted connection to promote the jack.
The utility model relates to a novel slant variable angle cable promotes device, it is further, it has set firmly the tray to go up on the base, the tray bearing is in the promotion jack bottom.
The utility model relates to a novel slant becomes angle cable and promotes device, it is further, the fork ear is connected on upper portion includes the first connecting plate that the twice is parallel to each other, first connecting plate sets firmly perpendicularly on last base just the perforation is located between two first connecting plates, the pin hole has been seted up on the first connecting plate.
The utility model relates to a novel slant variable angle cable promotes device, it is further, two between the first connecting plate, the perforation both sides have set firmly twice floor.
The utility model relates to a novel slant variable angle cable promotes device, it is further, the base four corners position sets firmly the trapezoidal plate that the twice is parallel to each other respectively on corresponding in the outside of first connecting plate, trapezoidal plate concreties with first connecting plate and last base respectively, the connecting rod is worn to establish between two trapezoidal plates.
The utility model relates to a novel slant becomes angle cable and promotes device, it is further, waist shape hole has been seted up on the first connecting plate, waist shape hole is located between cotter hole and the last base.
The utility model relates to a novel slant angle-variable cable lifting device, further, the lower part connection fork ear includes rectangular plate, second connecting plate and reinforcing plate, set up the perforation that supplies to promote the steel strand wires to pass on the rectangular plate, two mutually parallel the second connecting plate sets firmly on the rectangular plate perpendicularly, and the second connecting plate is located the perforation both sides, set up the pin hole on the second connecting plate, the reinforcing plate sets firmly between two second connecting plates, perforation both sides; and an anchorage device is arranged at the lower end of the lifting steel strand.
The utility model relates to a novel slant variable angle cable promotes device, it is further, it is equipped with the safety anchor in the upper portion that promotes the jack on the steel strand wires to promote.
Compared with the prior art, the utility model, following beneficial effect has:
1. according to the lifting tool, the lifting jack is arranged in the lifting tool, so that an installation space is provided for the lifting jack, and meanwhile, the position of the lifting jack is convenient to control;
2. the upper base is connected with the reserved cable hole on the existing steel structure, so that the welding work on the permanent structure is avoided, the installation is convenient, and the existing structure is not influenced;
3. the lifting jack is supported by the supporting block, so that the lifting jack and the steel strand are ensured to be on the same straight line to the greatest extent, the bending of the steel strand in the lifting process is reduced, and the construction safety is ensured; in addition, the real-time change of the angle in the lifting process is ensured through the pin shaft connection, and the bending of the steel strand is further reduced.
The present invention will be further explained with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the outstanding lifting tool of the present invention;
fig. 3 is a schematic view showing the structure of the connection fork ear of the present invention.
Reference numerals:
1. lifting the steel strand; 2. lifting the jack; 3. the lower part is connected with a fork ear; 31. a rectangular plate; 32. a second connecting plate; 33. a reinforcing plate; 34. an anchorage device; 4. lifting the tool; 41. an upper base; 42. a lower base; 43. a support block; 44. a connecting rod; 45. a first connecting plate; 46. a pin hole; 47. a rib plate; 48. a trapezoidal plate; 49. a waist-shaped hole; 5. a cable clamp; 6. a steel structure.
Detailed Description
As shown in fig. 1, the utility model relates to a novel slant variable angle cable promotes device is including promoting steel strand wires 1, cross-under promoting jack 2, the connection that promotes 1 upper end of steel strand wires and being used for the sub-unit connection fork ear 3 be connected with cable clamp 5 and connecting the promotion frock 4 that is used for being connected with steel construction 6 in promoting 1 upper end of steel strand wires.
Combine fig. 1 and fig. 2, promote frock 4 including the centre gripping respectively on 2 both ends of hoisting jack base 41 and lower base 42, hoisting jack 2 is connected fixedly through bolt and lower base 42, upward has set firmly the tray 43 on the base 41, the tray 43 bearing is in the bottom of hoisting jack 2, guarantee that hoisting jack 2 is located same straight line with promotion steel strand wires 1, reduce to promote among the lifting process that steel strand wires 1 buckles, ensure the construction safety nature. The upper base 41 and the lower base 42 are connected through four connecting rods 44, the connecting rods 44 are finish-rolled deformed steel bars, the four connecting rods 44 are respectively arranged at four corners of the upper base 42 and the lower base 42, and the lifting jack 2 is arranged between the four connecting rods 44; the upper base 41 and the lower base 42 are provided with threaded holes corresponding to the positions of the connecting rod 44, and the connecting rod 44 passes through the threaded holes and is detachably connected with the upper base 42 and the lower base 42 through nuts. The upper base 41 and the lower base 42 are respectively provided with a through hole for the lifting steel strand 1 to pass through, and one side of the upper base 41 departing from the lower base 42 is fixedly provided with an upper connecting fork lug for being connected with the steel structure 6.
The upper connecting fork lug comprises two first connecting plates 45 which are parallel to each other, the first connecting plates 45 are perpendicularly welded on the upper base 41, the through holes are formed between the two first connecting plates 45, pin holes 46 are formed in the first connecting plates 45, and the first connecting plates are connected with the reserved cable holes in the steel structure 6 through pins. Two rib plates 47 are fixedly arranged between the two first connecting plates 45 and on two sides of the through hole, and the rib plates 47 are respectively welded and fixed with the two first connecting plates 45 and the upper base 41, so that the structural strength of the upper connecting fork lug is increased.
Two trapezoidal plates 48 parallel to each other are respectively and fixedly arranged on the outer side of the first connecting plate 45 corresponding to four corners of the upper base 41, the trapezoidal plates 48 are respectively and fixedly welded with the first connecting plate 45 and the upper base 41, and the size of the trapezoidal plate 48 on the inner side is larger than that of the trapezoidal plate 48 on the outer side. The connecting rod 44 is inserted between the two trapezoidal plates 48.
The first connecting plate 45 is provided with a waist-shaped hole 49, the waist-shaped hole 49 is located between the pin hole 46 and the upper base 41, and after the lifting steel strand 1 penetrates out of the lifting jack 2, the lifting steel strand can be dispersed to the two sides of the lifting tool 4 through the waist-shaped hole 49.
With reference to fig. 1 and 3, the lower connecting fork 3 includes a rectangular plate 31, a second connecting plate 32, and a reinforcing plate 33, the rectangular plate 31 is provided with a through hole for the hoisting steel strand 1 to pass through, and the hoisting steel strand 1 passes through the through hole and is locked by an anchor 34. Two second connecting plates 32 which are parallel to each other are vertically welded on the rectangular plate 31, the second connecting plates 32 are positioned at two sides of the through hole, and pin holes 46 are formed in the second connecting plates 32 and used for being connected with the cable clamp 5 through pins. The reinforcing plate 33 is fixedly arranged between the two second connecting plates 32 and on two sides of the through hole, and the reinforcing plate 33 is respectively welded and fixed with the second connecting plates 32 and the rectangular plate 31.
Furthermore, in order to increase the safety of construction, a safety anchor is arranged on the lifting steel strand 1 at the upper part of the lifting jack 2, so that the lifting steel strand 1 is prevented from slipping.
According to the lifting tool 4, the lifting jack 2 is arranged in the lifting tool 4, so that an installation space is provided for the lifting jack 2, and meanwhile, the position of the lifting jack 2 is convenient to control; the upper base 41 is connected with the reserved cable hole on the existing steel structure 6, so that the welding work on a permanent structure is avoided, the installation is convenient, and the existing structure is not influenced; the supporting block 43 is used for supporting the lifting jack 2, so that the lifting jack and the steel strand are ensured to be on the same straight line to the greatest extent, the bending of the steel strand in the lifting process is reduced, and the construction safety is ensured; in addition, the real-time change of the angle in the lifting process is ensured through the pin shaft connection, and the bending of the steel strand is further reduced.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (9)
1. The utility model provides a novel slant variable angle cable promotes device which characterized in that: comprises a lifting steel strand (1), a lifting jack (2) which is connected on the lifting steel strand (1) in a penetrating way, a lower connecting fork lug (3) which is connected at the lower end of the lifting steel strand (1) and is used for being connected with a cable clamp (5), and a lifting tool (4) which is connected at the upper end of the lifting steel strand (1) and is used for being connected with a steel structure (6),
promote frock (4) including last base (41) and lower base (42) of centre gripping respectively at promotion jack (2) both ends, go up base (41) and lower base (42) and connect through connecting rod (44), it offers the perforation that supplies to promote steel strand wires (1) to pass respectively on base (41) and lower base (42), one side that goes up base (41) and deviate from lower base (42) sets firmly the upper portion that is used for being connected with steel construction (6) and connects the fork ear.
2. The novel inclined variable-angle inhaul cable lifting device according to claim 1, characterized in that: the lifting jack (2) is fixedly connected with the lower base (42) through bolts.
3. The novel inclined variable-angle inhaul cable lifting device according to claim 2, characterized in that: and a supporting block (43) is fixedly arranged on the upper base (41), and the supporting block (43) is supported at the bottom of the lifting jack (2).
4. The novel inclined variable-angle inhaul cable lifting device according to claim 1, characterized in that: the upper connecting fork lug comprises two first connecting plates (45) which are parallel to each other, the first connecting plates (45) are vertically and fixedly arranged on the upper base (41), the through holes are formed between the two first connecting plates (45), and pin holes (46) are formed in the first connecting plates (45).
5. The novel inclined variable-angle inhaul cable lifting device according to claim 4, wherein: two rib plates (47) are fixedly arranged between the two first connecting plates (45) and on two sides of the through hole.
6. The novel inclined variable-angle inhaul cable lifting device according to claim 5, wherein: the outer side of the first connecting plate (45) corresponds to the four corners of the upper base (41) and is respectively and fixedly provided with two trapezoidal plates (48) which are parallel to each other, the trapezoidal plates (48) are respectively fixedly connected with the first connecting plate (45) and the upper base (41), and the connecting rod (44) is arranged between the two trapezoidal plates (48) in a penetrating mode.
7. The novel inclined variable-angle inhaul cable lifting device according to claim 4, wherein: waist-shaped holes (49) are formed in the first connecting plate (45), and the waist-shaped holes (49) are located between the pin holes (46) and the upper base (41).
8. The novel inclined variable-angle inhaul cable lifting device according to claim 1, characterized in that: the lower connecting fork lug (3) comprises a rectangular plate (31), a second connecting plate (32) and reinforcing plates (33), a through hole for the lifting steel strand (1) to pass through is formed in the rectangular plate (31), the two parallel second connecting plates (32) are vertically and fixedly arranged on the rectangular plate (31), the second connecting plates (32) are located on two sides of the through hole, pin holes (46) are formed in the second connecting plates (32), and the reinforcing plates (33) are fixedly arranged between the two second connecting plates (32) and on two sides of the through hole; an anchorage device (34) is arranged at the lower end of the lifting steel strand (1).
9. The novel inclined variable-angle inhaul cable lifting device according to claim 1, characterized in that: and a safety anchor is arranged on the lifting steel strand (1) at the upper part of the lifting jack (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121226976.2U CN215160345U (en) | 2021-06-03 | 2021-06-03 | Novel slant variable angle cable promotes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121226976.2U CN215160345U (en) | 2021-06-03 | 2021-06-03 | Novel slant variable angle cable promotes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215160345U true CN215160345U (en) | 2021-12-14 |
Family
ID=79377544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121226976.2U Active CN215160345U (en) | 2021-06-03 | 2021-06-03 | Novel slant variable angle cable promotes device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215160345U (en) |
-
2021
- 2021-06-03 CN CN202121226976.2U patent/CN215160345U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102674136A (en) | Lifting method for large-scale tower equipment | |
| CN111335610A (en) | High-altitude large-span cantilever formwork operation platform and erection method thereof | |
| CN215160345U (en) | Novel slant variable angle cable promotes device | |
| CN106012834B (en) | A kind of spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system | |
| CN215925647U (en) | Arch rib buckle cable anchoring beam for tower buckle integration | |
| CN110965475B (en) | Installation method of steel frame beam segment with main cross beam in span and steel frame beam | |
| CN114934441A (en) | Anti-slip temporary sling cable clamp structure | |
| CN210340110U (en) | Two T board hoisting structure of large-span assembled | |
| CN210505201U (en) | Equipment for hoisting reinforcing steel bars in batches | |
| CN210458987U (en) | Soft temporary pocket hoisting device is changed to jib | |
| CN112761367A (en) | Overhanging type prefabricated stand plate sliding installation device and construction method thereof | |
| CN215828215U (en) | Self-balancing large-span net rack lifting structure | |
| CN217102749U (en) | Roof large-scale steel beam sliding system | |
| CN219860068U (en) | Special lifting appliance applied to lifting of steel structure modules | |
| CN211714320U (en) | Roof structure of tubular high-rise building | |
| CN112695645B (en) | Method for erecting stiffening beam of large-span suspension bridge | |
| CN219951707U (en) | Overpass construction temporary supporting structure free of underbridge support | |
| CN219469421U (en) | Prefabricated component lifting device | |
| CN218434470U (en) | Device for quickly hoisting bridge deck by cable crane | |
| CN215291319U (en) | Multi-point elevator shaft construction lifting platform | |
| CN217518280U (en) | Large-span steel beam installation hoisting system | |
| CN219792145U (en) | Hanging bracket device for hoisting prefabricated T-beam | |
| CN215331345U (en) | Construction operation platform for suspension cable structure | |
| CN109914223B (en) | Hoisting system suitable for suspension bridge steel structure bridge deck system and operation method thereof | |
| CN214531431U (en) | Truss combination roof truss of opening string roof beam and encorbelmenting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |