CN221165552U - Nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique - Google Patents
Nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique Download PDFInfo
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- CN221165552U CN221165552U CN202322742531.5U CN202322742531U CN221165552U CN 221165552 U CN221165552 U CN 221165552U CN 202322742531 U CN202322742531 U CN 202322742531U CN 221165552 U CN221165552 U CN 221165552U
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- Prior art keywords
- pipe fitting
- electromagnetic adsorption
- iron pipe
- lifting
- seat
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- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000005389 magnetism Effects 0.000 title claims abstract description 5
- 238000001179 sorption measurement Methods 0.000 claims abstract description 54
- 238000005516 engineering process Methods 0.000 claims abstract description 9
- 229920006335 epoxy glue Polymers 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model provides a nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique, includes the casing, and the lug is installed to casing one side, and vertical threaded connection has L type screw rod on the casing about the lug, and L type screw rod lower extreme horizontal part is spacing to the pipe fitting when lifting by crane; the inner side of the shell is provided with a magnetic adsorption mechanism, and the magnetic adsorption mechanism is fixedly adsorbed with the outer wall of the pipe fitting in an electrified state. The ductile iron pipe fitting hoisting tool based on the electric control permanent magnet technology provided by the utility model can simplify the hoisting process and improve the hoisting efficiency.
Description
Technical Field
The utility model relates to a lifting appliance, in particular to a ductile iron pipe fitting lifting tool based on an electric control permanent magnet technology.
Background
The nodular cast iron pipe is widely applied to construction of urban drainage systems, rainwater systems, water supply systems, heating systems and the like, is limited by field conditions in the field loading, unloading, shifting and installing links, and is large in hoisting difficulty and high in safety risk due to the fact that a traditional sling bundling mode is adopted. At present, a safe and reliable hoisting tool is lacked for firmly hoisting, so that a manual bundling mode is replaced, and the damage of personnel and the damage to an external anti-corrosion zinc layer and a paint layer of a pipe fitting are avoided.
The '202021052563.2' patent is an electromagnet adsorption device for a crane for wind power generation installation and maintenance, and adopts an electromagnet to magnetically adsorb and hold a fan tower (round tube structure), but the nodular cast iron pipe is not suitable for adopting an annular holding structure due to the large size of the nodular cast iron pipe.
Disclosure of utility model
The utility model aims to solve the technical problem of providing the ductile cast iron pipe fitting hoisting tool based on the electric control permanent magnet technology, which adopts the simultaneous use of magnetic adsorption and hook limit and improves the safety and reliability of ductile cast iron pipe fitting operation.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique, includes the casing, and the lug is installed to casing one side, and vertical threaded connection has L type screw rod on the casing about the lug, and L type screw rod lower extreme horizontal part is spacing to the pipe fitting when lifting by crane; the inner side of the shell is provided with a magnetic adsorption mechanism, and the magnetic adsorption mechanism is fixedly adsorbed with the outer wall of the pipe fitting in an electrified state.
The magnetic adsorption mechanism comprises a fixed seat, a guide rod is arranged on the fixed seat in a sliding manner, a pressure spring is sleeved on the lower end portion of the fixed seat, an electromagnetic adsorption seat is arranged at the bottom end of the guide rod, a horizontal hole is formed in the left and right sides of the upper portion of the electromagnetic adsorption seat, one end of a swing rod is arranged in the horizontal hole in a sliding manner through a limiting pin, and a primary electromagnetic adsorption unit is arranged at the other end of the swing rod and the bottom of the electromagnetic adsorption seat.
The primary electromagnetic adsorption unit is an arc-shaped plate, and a plurality of groups of electromagnets are arranged on the arc-shaped plate.
The top surface is fixed with second grade electromagnetic adsorption unit in the casing, and second grade electromagnetic adsorption unit is the flat board, and the electro-magnet is installed to the terminal surface under the flat board.
The lower bottom surface of the primary electromagnetic adsorption unit is covered with an epoxy glue layer.
The utility model discloses a ductile iron pipe fitting hoisting tool based on an electric control permanent magnet technology, which has the following technical effects:
1) Electromagnetic adsorption and mechanical lifting hook (L-shaped screw) are adopted for double assistance, so that quick lifting is realized, and the operation efficiency is improved; meanwhile, the safety in the use process is guaranteed, and particularly when power failure occurs in emergency, the mechanical lifting hook can avoid the risk of suddenly falling.
2) By arranging three groups of primary electromagnetic adsorption units, the adsorption effect can be improved.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged partial schematic view at a in fig. 1.
Fig. 3 is a front view of the magnetic attraction mechanism in the present utility model.
FIG. 4 shows the relative position of the L-shaped screw and the pipe fitting when the L-shaped screw is lifted.
Fig. 5 is a schematic view of a first working state of the present utility model.
Fig. 6 is a schematic view of a second working state of the present utility model.
In the figure: the device comprises a shell 1, lifting lugs 2, an L-shaped screw 3, a pipe fitting 4, a magnetic adsorption mechanism 5, a lifting rope 6, a fixed seat 5.1, a guide rod 5.2, a pressure spring 5.3, an electromagnetic adsorption seat 5.4, a horizontal sliding hole 5.5, a swinging rod 5.6, a limiting pin 5.7, a primary electromagnetic adsorption unit 5.8 and a secondary electromagnetic adsorption unit 5.9.
Detailed Description
As shown in figures 1-4, the ductile cast iron pipe fitting lifting tool based on the electric control permanent magnet technology comprises a shell 1, wherein a lifting lug 2 is arranged on one side of the outer part of the shell 1, and the lifting lug 2 is convenient for hanging a hook on a lifting rope 6. The left side and the right side of the shell 1 of the lifting lug 2 are vertically connected with an L-shaped screw rod 3, and the horizontal part at the lower end of the L-shaped screw rod 3 is limited on the inner wall of the pipe 4 during lifting, as shown in fig. 3. The inside of the shell 1 is provided with a magnetic adsorption mechanism 5, and the magnetic adsorption mechanism 5 is adsorbed and fixed with the outer wall of the pipe fitting 4 in an electrified state.
As shown in fig. 4, the magnetic adsorption mechanism 5 includes a fixing seat 5.1, and the fixing seat 5.1 is fixed on the inner wall of the housing 1 front and back. The fixed seat 5.1 is provided with a guide rod 5.2 in a sliding way, the top end of the guide rod 5.2 is provided with a limiting plate, and the part of the guide rod 5.2 positioned at the lower end of the fixed seat 5.1 is sleeved with a pressure spring 5.3. The bottom end of the guide rod 5.2 is provided with an electromagnetic adsorption seat 5.4, the left and right parts of the upper part of the electromagnetic adsorption seat 5.4 are provided with horizontal holes 5.5, one end of the swing rod 5.6 is fixed with a limiting pin 5.7, and the limiting pin 5.7 is arranged in the horizontal holes 5.5 in a sliding manner. The other end of the swing rod 5.6 and the bottom of the electromagnetic adsorption seat 5.4 are provided with a primary electromagnetic adsorption unit 5.8. The primary electromagnetic adsorption unit 5.8 can be adsorbed and fixed with the ductile cast iron pipe fitting when in an electrified state.
The primary electromagnetic adsorption unit 5.8 is an arc-shaped plate, the radian of the arc-shaped plate is matched with the corresponding size of the nodular cast iron pipe fitting, and a plurality of groups of electromagnets are arranged on the arc-shaped plate and used for being adsorbed and fixed with the nodular cast iron pipe fitting when being electrified.
The inner top surface of the shell 1 is fixed with a secondary electromagnetic adsorption unit 5.9, the secondary electromagnetic adsorption unit 5.9 is a flat plate, and an electromagnet is arranged on the lower end surface of the flat plate. The limiting plate at the top end of the guide rod 5.2 can be adsorbed when the secondary electromagnetic adsorption unit 5.9 is electrified, so that the left and right groups of primary electromagnetic adsorption units 5.8 are attached to the nodular cast iron pipe fitting after being downwards moved.
The lower bottom surface of the primary electromagnetic adsorption unit 5.8 is covered with an epoxy glue layer. Therefore, the outer anti-corrosion zinc layer and the paint layer of the nodular cast iron pipe fitting 5 can be ensured to be intact.
Working principle and process: the device is arranged at one end of the pipe fitting 4, the secondary electromagnetic adsorption unit 5.9 is electrified, the secondary electromagnetic adsorption unit 5.9 adsorbs the guide rod 5.2, the guide rod 5.2 moves upwards, and the left and right groups of primary electromagnetic adsorption units 5.8 move downwards and then are attached to the pipe fitting 4 together with the middle group of primary electromagnetic adsorption units 5.8, as shown in fig. 6. The device is adjusted to a proper position, then the primary electromagnetic adsorption unit 5.8 is electrified, and the three primary electromagnetic adsorption units 5.8 are fixedly adsorbed with the pipe fitting 4. Then the L-shaped screw 3 is rotated upwards, so that the horizontal part of the L-shaped screw 3 is attached to the inner wall of the pipe fitting 4 after being moved upwards. The lifting appliance is installed, 1-3 groups can be respectively arranged at two ends of the pipe fitting 4 and installed in a symmetrical state, so that stable lifting is ensured. After the installation, the crane can be lifted after being connected by a lifting rope or a lifting appliance hanging belt, a lock catch and the like.
Claims (5)
1. Nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique, its characterized in that: the lifting lug (2) is arranged on one side of the shell (1), an L-shaped screw rod (3) is vertically connected to the left and right shells (1) of the lifting lug (2) in a threaded manner, and the horizontal part at the lower end of the L-shaped screw rod (3) is limited on the pipe (4) during lifting; the inner side of the shell (1) is provided with a magnetic adsorption mechanism (5), and the magnetic adsorption mechanism (5) is adsorbed and fixed with the outer wall of the pipe fitting (4) in an electrified state.
2. The ductile iron pipe fitting lifting tool based on the electric control permanent magnet technology according to claim 1, wherein: the magnetic adsorption mechanism (5) comprises a fixed seat (5.1), a guide rod (5.2) is arranged on the fixed seat (5.1) in a sliding manner, a pressure spring (5.3) is sleeved on the lower end portion of the fixed seat (5.1) through the guide rod (5.2), an electromagnetic adsorption seat (5.4) is arranged at the bottom end of the guide rod (5.2), a horizontal smooth hole (5.5) is formed in the left and right of the upper portion of the electromagnetic adsorption seat (5.4), one end of a swing rod (5.6) is arranged in the horizontal smooth hole (5.5) in a sliding manner through a limiting pin (5.7), and one-level electromagnetic adsorption units (5.8) are arranged at the other end of the swing rod (5.6) and the bottom of the electromagnetic adsorption seat (5.4).
3. The ductile iron pipe fitting lifting tool based on the electric control permanent magnet technology according to claim 2, wherein: the primary electromagnetic adsorption unit (5.8) is an arc-shaped plate, and a plurality of groups of electromagnets are arranged on the arc-shaped plate.
4. The ductile iron pipe fitting lifting tool based on the electric control permanent magnet technology according to claim 3, wherein: the electromagnetic adsorption device is characterized in that a secondary electromagnetic adsorption unit (5.9) is fixed on the inner top surface of the shell (1), the secondary electromagnetic adsorption unit (5.9) is a flat plate, and an electromagnet is arranged on the lower end surface of the flat plate.
5. The ductile iron pipe fitting lifting tool based on the electric control permanent magnet technology according to claim 3, wherein: the lower bottom surface of the primary electromagnetic adsorption unit (5.8) is covered with an epoxy glue layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322742531.5U CN221165552U (en) | 2023-10-12 | 2023-10-12 | Nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322742531.5U CN221165552U (en) | 2023-10-12 | 2023-10-12 | Nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221165552U true CN221165552U (en) | 2024-06-18 |
Family
ID=91441065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322742531.5U Active CN221165552U (en) | 2023-10-12 | 2023-10-12 | Nodular cast iron pipe fitting lifting device based on automatically controlled permanent magnetism technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221165552U (en) |
-
2023
- 2023-10-12 CN CN202322742531.5U patent/CN221165552U/en active Active
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