CN212832363U - Hoist is used in installation of prefabricated stair - Google Patents
Hoist is used in installation of prefabricated stair Download PDFInfo
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- CN212832363U CN212832363U CN202021772141.2U CN202021772141U CN212832363U CN 212832363 U CN212832363 U CN 212832363U CN 202021772141 U CN202021772141 U CN 202021772141U CN 212832363 U CN212832363 U CN 212832363U
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- prefabricated staircase
- lifting rope
- lifting
- backup pad
- strip
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Abstract
The application discloses a lifting appliance for mounting a prefabricated staircase, which is applied to the field of fabricated buildings and solves the technical problem that an embedded part arranged in the prefabricated staircase is difficult to take out for repeated use after the prefabricated staircase is hoisted by connecting a fixing bolt with the embedded part, so that a hanger is fixed with the prefabricated staircase; the technical effect is that the lifting appliance can be repeatedly used in lifting the prefabricated stairs.
Description
Technical Field
The application relates to the technical field of prefabricated buildings, in particular to a lifting appliance for mounting prefabricated stairs.
Background
The frequency and proportion of precast concrete units currently used in current buildings is increasing year by year, and precast concrete units need to be transported to an operational level using a lifting device. For the prefabricated staircase, the hoisting position is inconvenient to select, and the hoisting difficulty is very high.
The current chinese patent with publication number CN208249701U discloses a prefabricated staircase hoist and mount hoist, including built-in fitting and fixing bolt, the built-in fitting is including the bolt section of thick bamboo that has the bolt hole and the U type frame of setting around the bolt section of thick bamboo, and fixing bolt is used for fixed gallows, and the gallows includes stock and trapezoidal frame, is provided with two pairs of lugs on the stock, and every pair of lug passes through wire rope and is connected with a combination pulley, and the combination pulley includes the pulley that bilateral symmetry set up.
In view of the above related technologies, the inventor thinks that there is a defect that the hanging bracket is fixed to the prefabricated staircase by connecting the fixing bolt with the embedded part arranged in the prefabricated staircase, and the embedded part in the prefabricated staircase is difficult to take out for reuse after the prefabricated staircase is hoisted.
SUMMERY OF THE UTILITY MODEL
In order to make the hoist can be used repeatedly in hoist prefabricated staircase, this application provides a hoist is used in prefabricated staircase installation.
The application provides a pair of hoist is used in prefabricated staircase installation adopts following technical scheme: the utility model provides a hoist is used in installation of prefabricated staircase, includes the lifting rope, the lower extreme of lifting rope is fixed with the locating part, each side length of locating part all is greater than the diameter of lifting rope, the lower extreme of lifting rope is connected with the backup pad, the bilateral symmetry of backup pad is provided with a plurality of bar holes that extend the setting along the backup pad width, the width in bar hole is the same with the diameter of lifting rope.
Through above-mentioned technical scheme, place four lifting ropes respectively in the bar hole, upwards lift the lifting rope, the stopper can block at the lower extreme of backup pad to drive backup pad rebound, make the backup pad play the effect of support to prefabricated stair, thereby drive prefabricated stair rebound through the backup pad, the lifting rope is convenient for install and dismantle with the backup pad, makes the hoist can used repeatedly in hoist and mount prefabricated stair.
The application is further configured to: the lifting ropes are four, and the strip-shaped holes are four.
Through the technical scheme, the supporting plate can be stably lifted by the four lifting ropes, so that the lifting ropes and the supporting plate are more convenient to connect and detach.
The application is further configured to: the strip-shaped holes are respectively arranged at two ends close to the supporting plate.
Through the technical scheme, the lifting ropes are connected at the four corners of the supporting plate, so that the supporting plate is more stable when moving.
The application is further configured to: the lifting rope is set as a steel wire rope, and the limiting part is set as a dead knot at the lower end of the steel wire rope.
Through the technical scheme, the steel wire rope has high bearing capacity, and the lifting rope can be prevented from being broken. Make locating part and lifting rope integrated into one piece, avoid appearing the locating part and coming off from the lifting rope, take place dangerous condition.
The application is further configured to: and the upper ends of the steel wire ropes are provided with combined pulleys.
Through the technical scheme, an operator can independently pull any one steel wire rope, so that the angle of the supporting plate can be conveniently adjusted, and the installation angle of the prefabricated staircase can be adjusted.
The application is further configured to: the support plate is a metal plate.
Through above-mentioned technical scheme, the intensity of metal sheet is higher, can provide more stable supporting role for prefabricated staircase.
The application is further configured to: the two ends of the supporting plate are provided with two bolt holes, the bolt holes are respectively arranged at positions close to the two sides of the supporting plate, the bolt holes respectively vertically penetrate through the strip-shaped holes, and the bolt holes are screwed with limiting bolts.
Through above-mentioned technical scheme, can make the bar hole seal through spacing bolt, make the lifting rope fixed in the bar hole, avoid at the in-process to prefabricated stair hoist and mount, danger takes place for the lifting rope roll-off from the bar hole.
The application is further configured to: and anti-skid stripes are arranged on the upper end surface of the supporting plate.
Through above-mentioned technical scheme, the friction between backup pad and the prefabricated stair can be increased to the antiskid stripe, reduces the gliding condition of taking place between prefabricated stair and the backup pad, reduces the wearing and tearing of lifting rope.
To sum up, the beneficial technical effect of this application does:
1. the lifting rope and the supporting plate are convenient to mount and dismount, so that the lifting appliance can be repeatedly used in lifting the prefabricated staircase;
2. the limiting piece and the lifting rope are integrally formed, so that the situation that the limiting piece falls off from the lifting rope and danger occurs is avoided;
3. the lifting rope is fixed in the strip-shaped holes, so that the danger caused by the fact that the lifting rope slides out of the strip-shaped holes in the process of hoisting the prefabricated staircase is avoided.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
fig. 2 is an exploded view of the present embodiment for illustrating the connection manner of the limit bolt and the bolt hole.
Description of reference numerals: 1. a lifting rope; 2. knot is fastened; 3. a support plate; 4. a strip-shaped hole; 5. a combination pulley; 6. bolt holes; 7. and a limiting bolt.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Example (b):
referring to fig. 1 and 2, for this application discloses a hoist is used in prefabricated staircase installation, including lifting rope 1, lifting rope 1 sets up to four, wears to be equipped with four through-holes on the surface of prefabricated staircase perpendicularly, and four through-holes are located the upper and lower both ends of prefabricated staircase respectively and are the rectangle and distribute. Four lifting ropes 1 respectively pass through four through holes of the prefabricated staircase, and limiting pieces are respectively fixed at the lower ends of the four lifting ropes 1. The lower extreme of lifting rope 1 is provided with backup pad 3, and backup pad 3 sets up to the metal sheet, improves backup pad 3's bearing capacity. The bilateral symmetry of backup pad 3 is provided with four bar holes 4, and the width in bar hole 4 is the same with lifting rope 1's diameter, makes lifting rope 1 can pass through bar hole 4, and each side length of locating part all is greater than lifting rope 1's diameter, makes the locating part can't pass bar hole 4. Place four lifting ropes 1 respectively in bar hole 4, lift lifting rope 1 upwards, the stopper can block in the lower extreme of backup pad 3 to drive backup pad 3 rebound. Along with the upward movement of backup pad 3, the up end of backup pad 3 can laminate with the lower terminal surface of prefabricated stair, makes backup pad 3 play the effect of support to prefabricated stair to drive prefabricated stair upward movement through backup pad 3. The up end of backup pad 3 is provided with anti-skidding stripe, through the friction between anti-skidding stripe increase backup pad 3 and the prefabricated stair, reduces to take place gliding condition between prefabricated stair and the backup pad 3.
Referring to fig. 1 and 2, the strip holes 4 are respectively formed at both ends of the support plate 3, so that the lifting rope 1 drives the support plate 3 to move more stably. The lifting rope 1 is set to be a steel wire rope, the bearing capacity of the steel wire rope is strong, and the lifting rope 1 can be prevented from being broken. The locating part sets up to the knot 2 of dying of wire rope lower extreme, makes locating part and lifting rope 1 integrated into one piece, avoids appearing the locating part and drops from lifting rope 1, takes place dangerous condition.
Referring to fig. 1 and 2, the upper end of each wire rope is separately provided with a combined pulley 5, so that an operator can separately pull any one wire rope, and the angle of the support plate 3 can be conveniently adjusted, thereby adjusting the angle of the prefabricated staircase. The both ends of backup pad 3 all are provided with two bolt holes 6, and the 6 symmetry settings in the bolt hole that are located backup pad 3 both ends, and bolt hole 6 sets up respectively in the position that is close to 3 both sides of backup pad, and four bolt holes 6 pass bar hole 4 respectively perpendicularly, and 6 departments of four bolt holes all connect with stop bolt 7 soon, can make bar hole 4 seal through stop bolt 7. After all putting into strip hole 4 with lifting rope 1, with spacing bolt 7 screw in respectively in bolt hole 6, make lifting rope 1 fixed in strip hole 4, avoid at the in-process to prefabricated staircase hoist and mount, danger takes place for lifting rope 1 from the roll-off in strip hole 4.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a hoist is used in prefabricated staircase installation, its characterized in that, includes lifting rope (1), the lower extreme of lifting rope (1) is fixed with the locating part, each side length of locating part all is greater than the diameter of lifting rope (1), the lower extreme of lifting rope (1) is connected with backup pad (3), the bilateral symmetry of backup pad (3) is provided with a plurality of strip holes (4) that extend the setting along backup pad (3) width, the width of strip hole (4) is the same with the diameter of lifting rope (1).
2. A spreader for prefabricated staircase installation according to claim 1, characterised in that the number of the lifting ropes (1) is four and the number of the strip-shaped holes (4) is four.
3. A spreader for prefabricated staircase installation according to claim 2, characterised in that the strip-shaped holes (4) are provided at both ends close to the support plate (3), respectively.
4. A prefabricated staircase installation sling according to claim 1, characterised in that the sling (1) is provided as a steel wire rope and the stop element is provided as a dead knot (2) at the lower end of the steel wire rope.
5. A prefabricated staircase installation sling according to claim 4, characterised in that the upper ends of the wire ropes are provided with a combination pulley (5).
6. A prefabricated staircase installation sling according to claim 1, characterised in that the support plate (3) is provided as a metal plate.
7. The lifting appliance for mounting the precast stairway according to claim 6, wherein two bolt holes (6) are formed in two ends of the supporting plate (3), the bolt holes (6) are respectively formed in positions close to two sides of the supporting plate (3), the bolt holes (6) respectively vertically penetrate through the strip-shaped holes (4), and the bolt holes (6) are screwed with limiting bolts (7).
8. A prefabricated staircase installation sling according to claim 7, characterised in that the upper end surface of the supporting plate (3) is provided with anti-slip strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772141.2U CN212832363U (en) | 2020-08-22 | 2020-08-22 | Hoist is used in installation of prefabricated stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772141.2U CN212832363U (en) | 2020-08-22 | 2020-08-22 | Hoist is used in installation of prefabricated stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212832363U true CN212832363U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021772141.2U Active CN212832363U (en) | 2020-08-22 | 2020-08-22 | Hoist is used in installation of prefabricated stair |
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| Country | Link |
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| CN (1) | CN212832363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340635A (en) * | 2021-05-28 | 2021-09-03 | 江苏鑫科工程质量检测有限公司 | Performance detection device of prefabricated staircase |
| CN116588808A (en) * | 2023-07-17 | 2023-08-15 | 山东城开远大装配式建筑有限公司 | Prefabricated stair hoisting equipment |
-
2020
- 2020-08-22 CN CN202021772141.2U patent/CN212832363U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340635A (en) * | 2021-05-28 | 2021-09-03 | 江苏鑫科工程质量检测有限公司 | Performance detection device of prefabricated staircase |
| CN113340635B (en) * | 2021-05-28 | 2024-02-06 | 江苏鑫科工程质量检测有限公司 | Performance detection device for prefabricated stairs |
| CN116588808A (en) * | 2023-07-17 | 2023-08-15 | 山东城开远大装配式建筑有限公司 | Prefabricated stair hoisting equipment |
| CN116588808B (en) * | 2023-07-17 | 2023-09-26 | 山东城开远大装配式建筑有限公司 | Prefabricated stair hoisting equipment |
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