CN218909621U - Prefabricated pit shaft hoist and mount specialized tool - Google Patents
Prefabricated pit shaft hoist and mount specialized tool Download PDFInfo
- Publication number
- CN218909621U CN218909621U CN202223275228.0U CN202223275228U CN218909621U CN 218909621 U CN218909621 U CN 218909621U CN 202223275228 U CN202223275228 U CN 202223275228U CN 218909621 U CN218909621 U CN 218909621U
- Authority
- CN
- China
- Prior art keywords
- steel plate
- diagonal draw
- steel plates
- connecting steel
- prefabricated
- 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
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model relates to a lifting installation tool in the technical field of water supply and drainage construction operation, in particular to a special tool for lifting a prefabricated shaft. The technical problems of complex structure and the like of a shaft hoisting tool in the prior art are solved. The technical scheme includes that the special tool for hoisting the prefabricated shaft comprises a main boom, a sliding pipe penetrates through the middle of the main boom, three support rods are hinged to the lower end of the main boom, three diagonal rods are hinged to the outer side of the sliding pipe, and the other ends of the diagonal rods are movably connected with the middle of the three support rods respectively. Compared with the prior art pointed out by the background art, the structure of the utility model can realize lifting of the shaft by using only three support rods, and has the advantages of simple structure, low manufacturing cost, convenient use and carrying, safe and firm shaft lifting process, stable operation and high working efficiency.
Description
Technical Field
The utility model relates to a lifting installation tool in the technical field of water supply and drainage construction operation, in particular to a special tool for lifting a prefabricated shaft.
Background
At present, a prefabricated shaft is often adopted in a water supply and drainage engineering inspection well, hoisting is mainly carried out by manually matching with an excavator (or other hoisting machinery), hoisting belts (steel wire ropes) and the like are usually adopted to penetrate into the shaft for hoisting to carry out hoisting and installation operation, great defects exist when aligning a wellhead and placing the shaft, the shaft is required to be straightened in a multi-person auxiliary manner, the installation speed is low, and potential safety hazards exist when the hoisting belts (steel wire ropes) are pulled out.
Therefore, a special tool for hoisting the prefabricated shaft, which is simple and convenient to operate, flexible and portable, safe to construct and high in stability, is needed to be provided for hoisting the prefabricated shaft, so that stable hoisting and safe construction are ensured, and the construction progress is facilitated to be quickened.
CN217555594U discloses a hoisting tool special for a cylindrical storage well, which comprises a plurality of main frames, wherein the main frames are vertically connected in a regular polygon manner; the swinging connecting rod assembly comprises a plurality of swinging connecting rods, tensioning blocks and supporting rollers, wherein the swinging connecting rods are respectively and symmetrically hinged to the upper end and the lower end between every two adjacent main frames, the first free ends of the swinging connecting rods are connected with the tensioning blocks, and the second free ends of the swinging connecting rods are rotatably connected with the supporting rollers; the tensioning support rod assembly comprises a plurality of tensioning support rods, and one end of each tensioning support rod is rotationally connected with the first free end of the swing connecting rod; the connecting hinge assembly is vertically arranged in the center of the main frame assembly, and the upper side and the lower side of the connecting hinge assembly are respectively hinged with the other end of the corresponding tensioning supporting rod. The main frame component is used as a structural main body, supports are provided for the swing connecting rod and the connecting hinge component, and the connecting hinge component can control the electric push rod to drive the swing connecting rod to rotate through the tension supporting rod under the external action so as to support the tension block on the inner wall of the cylindrical storage well, and the friction force is larger than the self gravity, so that the gravity of the storage well is converted into the tension force to achieve self-locking, the lifting appliance and the storage well can be ensured not to slide, and the reliable transportation is achieved. The device can realize that the shaft wall is blocked from the inside of the shaft to realize the lifting purpose, but the structure is more complicated, and the manufacturing cost is high.
Disclosure of Invention
The utility model provides a special tool for hoisting a prefabricated shaft, which aims to solve the technical problems of complex structure and the like of the hoisting tool for the shaft in the prior art.
The technical scheme includes that the special tool for hoisting the prefabricated shaft comprises a main boom, a sliding pipe penetrates through the middle of the main boom, three support rods are hinged to the lower end of the main boom, three diagonal rods are hinged to the outer side of the sliding pipe, and the other ends of the diagonal rods are movably connected with the middle of the three support rods respectively.
Further, in order to keep the stress balance, the three support rods are uniformly arranged by 120 degrees with the main suspender as the center of a circle, and correspondingly, the three diagonal draw rods are uniformly arranged by 120 degrees with the main suspender as the center of a circle.
The length of the support rod is designed to be longer than the diameter of the shaft. And then the sliding pipe is operated to move upwards along the main suspender, the diagonal draw bar drives the supporting rod to rotate upwards, and the device is integrally placed in the shaft after the distance from the tail end of the supporting rod to the main suspender is smaller than the diameter of the shaft. And then loosening the sliding pipe, and automatically opening the downward moving support rod, wherein the tail end of the sliding pipe is propped against the inner wall of the main well barrel. The main suspender is pulled upwards, the tail end of the supporting rod is continuously spread under the action of friction force, the main suspender can firmly prop against the inner wall of a shaft, and the heavier the shaft is, the larger the friction force is, so that the shaft can be suspended. After the destination is reached, the suspender moves downwards, the sliding pipe moves upwards, the supporting rod is recovered, and the tail end of the supporting rod is separated from the inner wall of the shaft. And (5) completing the lifting work of the shaft.
Compared with the prior art pointed out by the background art, the structure of the utility model can realize lifting of the shaft by using only three support rods, and has the advantages of simple structure, low manufacturing cost, convenient use and carrying, safe and firm shaft lifting process, stable operation and high working efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the connection between the support rod and the main boom;
FIG. 3 is a block diagram of the connection of the slip tube to the main boom;
FIG. 4 is a diagram showing the structure of the joint of the diagonal draw bar and the support bar;
FIG. 5 is a state diagram I of the present utility model;
FIG. 6 is a second state diagram of the present utility model;
FIG. 7 is a third state diagram of the present utility model;
fig. 8 is a state diagram of the use of the present utility model.
In the figure: lifting lug 1, diagonal draw bar 1, main suspender 3, diagonal draw bar 4, diagonal draw bar three 5, sliding pipe 6, support rod 7, support rod 8, support rod 9, circular base 10, bolt and nut combination 11, hinge steel plate 12, connection steel plate 13, bolt and nut combination 14, hinge steel plate 15, connection steel plate 16, hinge steel plate 17, bolt and nut combination 18 and prefabricated shaft 19.
Detailed Description
As shown in fig. 1, the special tool for hoisting the prefabricated shaft comprises a main boom 3, a sliding pipe 6 is arranged in the middle of the main boom in a penetrating manner, three support rods are hinged to the lower end of the main boom 3, three diagonal rods are hinged to the outer side of the sliding pipe 6, and the other ends of the diagonal rods are respectively and movably connected with the middle parts of the three support rods.
The three support rods are respectively a first support rod 7, a second support rod 8 and a third support rod 9,
the three diagonal draw bars are respectively a diagonal draw bar I2, a diagonal draw bar II 4 and a diagonal draw bar III 5,
further, in order to keep the stress balance, the three support rods (the support rod I7, the support rod II 8 and the support rod III 9) are uniformly arranged by 120 degrees by taking the main suspender as the center of a circle, and correspondingly, the three diagonal draw rods (the diagonal draw rod I2, the diagonal draw rod II 4 and the diagonal draw rod III 5) are uniformly arranged by 120 degrees by taking the main suspender as the center of a circle.
The lower end of the main suspender 3 is provided with a circular base 10, three hinge steel plates I are arranged on the circular base 10, each hinge steel plate I is provided with a bolt hole, one end of the supporting rod is provided with a connecting steel plate I, the connecting steel plate I is provided with a bolt hole, the connecting steel plate I is inserted on the hinge steel plate I to enable the bolt holes to be communicated, and the connecting steel plate I is connected through a bolt and nut combination.
As illustrated in fig. 2, specifically, one of the hinge steel plates 1 is a steel plate arranged vertically, the end of the supporting rod three 9 is provided with a connecting steel plate 1, bolt holes are formed in the connecting steel plate 1 and the hinge steel plate one, the connecting steel plate is inserted into the side face of the hinge steel plate one 12, the bolt holes are communicated, and then the connecting steel plate and the hinge steel plate are connected through a bolt and nut combination one 11 in a penetrating manner.
The outer side of the sliding pipe 6 is provided with three groups of hinged steel plates II, each group of hinged steel plates II is provided with a bolt hole, the upper end of the diagonal draw bar is provided with a connecting steel plate II, the connecting steel plate II is provided with a bolt hole, and the connecting steel plate II is inserted between the hinged steel plates II of each group and is connected through a bolt and nut combination II.
As shown in fig. 3, specifically, the second hinged steel plates 15 are two steel plates arranged in parallel, bolt holes are formed in the two hinged steel plates, the second connecting steel plates 13 are arranged at the upper ends of the third diagonal members 5, the second connecting steel plates 13 are inserted between the hinged steel plates 15 of the second hinged steel plates, so that the bolt holes are communicated, and then the second connecting steel plates are connected through the second bolt-nut combination 14.
The lower end of each diagonal draw bar is provided with a connecting steel plate III, the connecting steel plate III is provided with a bolt hole, each supporting rod is provided with a group of hinging steel plates III, the hinging steel plates III are provided with bolt holes, the connecting steel plates III are inserted between the hinging steel plates III, the bolt holes are communicated, and then the connecting steel plates III are connected through a bolt and nut combination.
Specifically, as illustrated in fig. 4, the lower end of the diagonal draw bar 5 is provided with a third connecting steel plate 16, the third connecting steel plate 16 is provided with a bolt hole, the third support bar 9 is provided with a group of third hinged steel plates 17, the third hinged steel plates 17 are provided with bolt holes, the third connecting steel plate 16 is inserted between the third hinged steel plates 17, and the bolt holes are communicated and then connected through a third bolt and nut combination 18.
The sliding pipe 6 moves up and down along the main suspender in the connection relation, so that the diagonal draw bar drives the supporting rod to present different angles. The novel can be made to present the state as shown in figures 5, 6 and 7,
fig. 5 is a non-working state, fig. 6 is a state when the well is put into the well, and fig. 7 is a state when the well is lifted.
As illustrated in fig. 8, the present utility model is placed into a preformed wellbore 19.
In order to facilitate the connection of the lifting hook, a lifting lug 1 is arranged at the upper end of the main lifting rod 3.
In the embodiment 1, the utility model aims at the common phi 700 prefabricated shaft design, and the corresponding lifting appliance size is correspondingly fine-tuned along with the increase of the diameter and the weight of the shaft.
The length of the main suspender is 600mm, the main suspender is made of phi 20 round steel, the top is cold-rolled and welded into a lifting lug, the bottom is welded with a round (direct 80 mm) 4mm thick steel plate, a hinge steel plate is manufactured by cutting and punching the 4mm thick steel plate, the hinge steel plate is welded with a base steel plate and a main rod, and the hinge steel plate is 120 by taking the center of the base steel plate as the center 0 The included angles are arranged.
The length of each supporting rod is 350mm, the supporting rods are made of phi 20 round steel, 3 supporting rods are all welded with 2 hinge steel plates, and the two supporting rods are respectively connected with the main suspender and the diagonal draw bars.
The diagonal draw bars are 300mm long and made of phi 20 round steel, 3 diagonal draw bars are all welded with 2 hinge steel plates at two ends on each diagonal draw bar, and the diagonal draw bars are respectively connected with the support rods and the sliding pipes.
The sliding tube is 70mm long and is made of phi 30 x 3.5 steel tubes, 3 groups of hinge steel plates are welded on the sliding tube, and the sliding tube is 120 percent by taking the circular core line of the sliding tube as the center 0 The included angle is arranged and is used for being connected with the diagonal draw bar, and the sliding pipe is directly sleeved on the main rod.
The operation method comprises the following steps:
1) Hanging a steel wire rope on a lifting lug of a special lifting appliance by using an excavator (or other lifting machinery);
2) The swing arm of the excavator aligns the lifting appliance to the position right above the prefabricated shaft, the special lifting appliance is in a leveling state at the moment, the lifting appliance is lowered into the shaft, the lifting appliance support rod is contracted along with the falling of the lifting appliance when touching the shaft wall, and the falling of the lifting appliance is not influenced;
3) After the lifting appliance falls in place, the lifting arm of the excavator lifts the lifting appliance upwards, at the moment, the supporting rod receives upward lifting force to firmly support the well wall, and the heavier the shaft is, the tighter the shaft is supported, so that the shaft is lifted along with the lifting appliance;
4) The excavator moves and the swing arm conveys the shaft to the position right above the wellhead, and the shaft slowly falls down after aligning with the wellhead;
5) When the lifting tool is disassembled, the lifting tool is manually retracted and removed from the shaft, so that the lifting operation is completed.
Claims (6)
1. The utility model provides a prefabricated pit shaft hoist and mount specialized tool, includes main jib (3), its characterized in that: a sliding pipe (6) is arranged in the middle of the main suspender in a penetrating way, three supporting rods are hinged at the lower end of the main suspender (3), three diagonal draw bars are hinged at the outer side of the sliding pipe (6), the other ends of the diagonal draw bars are respectively and movably connected with the middle parts of the three supporting rods,
the three support rods are respectively a first support rod (7), a second support rod (8) and a third support rod (9),
the three diagonal draw bars are respectively a diagonal draw bar I (2), a diagonal draw bar II (4) and a diagonal draw bar III (5).
2. The prefabricated wellbore hoisting kit of claim 1 wherein: the first supporting rod (7), the second supporting rod (8) and the third supporting rod (9) are uniformly arranged at an angle of 120 degrees by taking the main suspender as a circle center, and correspondingly, the first diagonal draw bar (2), the second diagonal draw bar (4) and the third diagonal draw bar (5) are uniformly arranged at an angle of 120 degrees by taking the main suspender as a circle center.
3. The prefabricated wellbore hoisting kit of claim 1 wherein: the lower end of the main suspender (3) is provided with a circular base (10), the circular base (10) is provided with three hinge steel plates I, each hinge steel plate I is provided with a bolt hole, one end of the supporting rod is provided with a connecting steel plate I, the connecting steel plate I is provided with a bolt hole, the connecting steel plate I is inserted on the hinge steel plate I to enable the bolt holes to be communicated, and the connecting steel plate I is connected through a bolt and nut combination.
4. The prefabricated wellbore hoisting kit of claim 1 wherein: the outer side of the sliding pipe (6) is provided with three groups of hinged steel plates II, each group of hinged steel plates II is provided with a bolt hole, the upper end of the diagonal draw bar is provided with a connecting steel plate II, the connecting steel plate II is provided with a bolt hole, and the connecting steel plate II is inserted between the hinged steel plates II of each group and is connected through a bolt and nut combination II.
5. The prefabricated wellbore hoisting kit of claim 1 wherein: the lower end of each diagonal draw bar is provided with a connecting steel plate III, the connecting steel plate III is provided with a bolt hole, each supporting rod is provided with a group of hinging steel plates III, the hinging steel plates III are provided with bolt holes, the connecting steel plates III are inserted between the hinging steel plates III, the bolt holes are communicated, and then the connecting steel plates III are connected through a bolt and nut combination.
6. The prefabricated wellbore hoisting kit of claim 1 wherein: the upper end of the main suspender (3) is provided with a lifting lug (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275228.0U CN218909621U (en) | 2022-12-07 | 2022-12-07 | Prefabricated pit shaft hoist and mount specialized tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275228.0U CN218909621U (en) | 2022-12-07 | 2022-12-07 | Prefabricated pit shaft hoist and mount specialized tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218909621U true CN218909621U (en) | 2023-04-25 |
Family
ID=86040041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223275228.0U Active CN218909621U (en) | 2022-12-07 | 2022-12-07 | Prefabricated pit shaft hoist and mount specialized tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218909621U (en) |
-
2022
- 2022-12-07 CN CN202223275228.0U patent/CN218909621U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113291974B (en) | Safe and convenient vertical and sliding hoisting device for supporting pile cage | |
| CN107720639B (en) | Modular hanging basket with adjustable gravity center | |
| CN110173219A (en) | Mountainous region rotary drilling device fixed frame | |
| CN218909621U (en) | Prefabricated pit shaft hoist and mount specialized tool | |
| CN214034697U (en) | Hanging flower basket for construction | |
| CN113006726A (en) | Adjustable lifting device for rapidly grabbing and dragging reinforcement cage in slurry hole | |
| CN105819352B (en) | Lifting device for detachable door type mast building and construction method thereof | |
| CN106703509B (en) | Suspension type fence hoisting equipment and hoisting method thereof | |
| CN210393466U (en) | Construction device for pile foundation engineering | |
| CN211141282U (en) | Steel reinforcement cage installation hoist device | |
| CN216807824U (en) | Pipeline mobile device for hydraulic engineering | |
| CN213326443U (en) | Quick unloading platform | |
| CN206646836U (en) | A kind of exterior wall, inner partition plate movement lifting frame | |
| CN215804392U (en) | Land continuous tripping drilling machine | |
| CN211171941U (en) | Manual hole digging operation frame based on full-sleeve full-slewing drilling machine | |
| CN211846848U (en) | Hoisting hanger device of steel reinforcement cage | |
| CN110626960A (en) | Mechanical equipment hoisting frame | |
| CN102199996A (en) | Stand connection method and device thereof | |
| CN213326333U (en) | Safety anti-falling mechanism in hoisting process of tower crane | |
| CN219217501U (en) | Vertical transportation tool for auxiliary dewatering well water pump | |
| CN216945819U (en) | A stull formula hoist subassembly device for high-efficient hoist and mount bored concrete pile steel reinforcement cage | |
| CN113699995B (en) | Construction method for matching and hoisting vibrating rod and reinforcement cage | |
| CN217632323U (en) | Full-automatic tripping device for pipe rod entering well | |
| CN217808310U (en) | Can have enough to meet need steel reinforcement cage hangs muscle | |
| CN221115034U (en) | Novel pile foundation pipe is deposited device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |