CN113753726A - Electromagnetic iron-attracting crane hanging beam with adjustable length - Google Patents
Electromagnetic iron-attracting crane hanging beam with adjustable length Download PDFInfo
- Publication number
- CN113753726A CN113753726A CN202111030848.5A CN202111030848A CN113753726A CN 113753726 A CN113753726 A CN 113753726A CN 202111030848 A CN202111030848 A CN 202111030848A CN 113753726 A CN113753726 A CN 113753726A
- Authority
- CN
- China
- Prior art keywords
- block
- electromagnetic
- magnet
- length
- fixed mounting
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 230000005389 magnetism Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/04—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
- B66C1/06—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means electromagnetic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
- B66C1/30—Duplicate, e.g. pivoted, members engaging the loads from two sides and also arranged to grip the sides of the loads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a length-adjustable electromagnetic magnet crane hanging beam which comprises a connecting block, wherein a rotary table is rotatably arranged at the bottom of the connecting block, a beam rod is fixedly arranged at the bottom of the rotary table, hanging rings are linearly and equidistantly fixedly arranged on two sides of the bottom of the beam rod, a connecting rope is fixedly arranged at the bottom of the hanging rings, a first electromagnetic block and a second electromagnetic block are fixedly arranged at the bottom of the connecting rope, sliding grooves are formed in two sides of the second electromagnetic block, and sliding blocks are slidably arranged in the sliding grooves. According to the invention, the third electromagnetic block is electrified, so that the repulsive force between the third electromagnetic block and the second magnet block is large enough to completely exceed the repulsive force between the first magnet block, the sliding block is further driven to move towards the middle part of the sliding groove, the connecting rod and the bottom tray are driven to move towards the middle part in the same direction, objects adsorbed at the bottoms of the first electromagnetic block and the second electromagnetic block are caught, and the objects are prevented from falling onto the top of the tray when falling, so that the effect of higher safety coefficient is achieved.
Description
Technical Field
The invention relates to the technical field of electromagnet hanging beams, in particular to a length-adjustable electromagnetic magnet hanging beam.
Background
The lifting beam comprises a bearing beam and a connecting rigging, and is a special beam lifting appliance for lifting a lifted object, the beam lifting appliance realizes the lifting of the lifted object, the lifting and mounting processes are simple and reasonable in structure, flexible in action, convenient to use and safe and reliable in lifting, an electromagnet is a device for generating electromagnetism by electrifying, a conductive winding matched with the power of the electromagnet is wound outside an iron core, a coil with the current has magnetism like a magnet, the coil is also called as the electromagnet, and the grabbing and discarding of objects at the bottom of the lifting beam are controlled by electrifying and powering off the electromagnet by mounting the electromagnet below the lifting beam.
However, in the long-term use process of the traditional electromagnetic magnet suspension beam, due to the fact that the size and the weight of a grabbed object are large, when the suspension beam moves, due to the fact that inertia, the electromagnet needs to release larger suction force to adsorb the object to be transferred, the adsorption force of the electromagnet is fixed, when the gravity of the grabbed object is too large, the object may drop in the moving process, and a large number of potential safety hazards are increased.
Disclosure of Invention
The invention aims to provide a length-adjustable electromagnetic iron absorption hanging beam, which solves the problem that a grabbed object falls off when moving excessively.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electromagnetism is inhaled iron and is hung hanging beam with adjustable length, includes the connecting block, the connecting block bottom is rotated and is installed the carousel, carousel bottom fixed mounting has the beam pole, the equal linear equidistance fixed mounting in beam pole bottom both sides has rings, rings bottom fixed mounting has the connection rope, connect rope bottom fixed mounting have first electromagnetism piece and second electromagnetism piece, the spout has all been seted up to second electromagnetism piece both sides, the inside slidable mounting of spout has the slider, slider one end fixed mounting has the connecting rod, connecting rod bottom fixed mounting has the tray, slider both ends fixed mounting has first magnet piece and second magnet piece, the equal fixed mounting in spout both ends has the third electromagnetism piece.
As a preferred technical scheme of the invention, the two ends of the beam rod are fixedly provided with first flange plates, one ends of the two first flange plates are detachably provided with second flange plates through bolts, and one end of each second flange plate is fixedly provided with an extension rod.
As a preferable technical solution of the present invention, the number of the first electromagnetic blocks is four, two of the first electromagnetic blocks are located at two sides of the middle portion of the beam, and the other two of the first electromagnetic blocks are located at one end of the two extension bars.
As a preferred technical solution of the present invention, the number of the second electromagnetic blocks is two, and the two second electromagnetic blocks are respectively located at two ends of the bottom of the beam.
As a preferable technical scheme of the invention, the connecting rod is U-shaped, and the length value of the top of the connecting rod is equal to the length value of the second electromagnetic block.
As a preferable technical scheme of the invention, the length value of the bottom of the connecting rod is equal to half of the length value of the top of the connecting rod.
In a preferred embodiment of the present invention, the two first magnet blocks have the same magnetism on opposite sides thereof, and the first magnet blocks are used for pushing the sliding blocks to slide to both sides of the sliding groove.
As a preferable aspect of the present invention, a repulsive force between the two first magnet blocks is larger than a frictional force between the slider and the slide groove.
As a preferable technical solution of the present invention, the third electromagnetic block has the same magnetism as the second magnet block after being energized on a side close to the second magnet block, and the third electromagnetic block is configured to push the second magnet block to drive the sliding block to move toward the middle of the sliding groove.
In a preferred embodiment of the present invention, a repulsive force of a farthest distance between the third electromagnetic block and the second magnet block is larger than a repulsive force of a closest distance between the two first magnet blocks.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the magnetism of the electrified side of the third electromagnetic block close to the second magnet block is the same as that of the second magnet block, the third electromagnetic block is used for pushing the second magnet block to drive the sliding block to move towards the middle part of the sliding groove, and the repulsion force of the farthest distance between the third electromagnetic block and the second magnet block is larger than the repulsion force of the nearest distance between the two first magnet blocks, so that when the third electromagnetic block is electrified, the repulsion force between the third electromagnetic block and the second magnet block is large enough to completely exceed the repulsion force between the first magnet blocks, the sliding block is driven to move towards the middle part of the sliding groove, the connecting rod and the bottom tray are driven to move towards the middle part in the same direction, objects adsorbed at the bottoms of the first electromagnetic block and the second electromagnetic block are captured, and the objects can fall onto the top of the tray when falling is prevented, and the effect of higher safety factor is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a portion of the present invention;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3 according to the present invention.
In the figure: 1. connecting blocks; 2. a turntable; 3. a beam; 31. a first flange plate; 32. a bolt; 4. lengthening a rod; 41. a second flange plate; 5. a hoisting ring; 6. connecting ropes; 7. a first electromagnetic block; 8. a second electromagnetic block; 81. a chute; 9. a tray; 10. a connecting rod; 11. a slider; 12. a first magnet block; 13. a second magnet block; 14. and a third electromagnetic block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an electromagnetism is inhaled iron and is hung hanging beam with adjustable length, including connecting block 1, 1 bottom of connecting block is rotated and is installed carousel 2, 2 bottom fixed mounting of carousel has beam- beam 3, 3 bottom both sides of beam-beam equal linear equidistance fixed mounting have rings 5, rings 5 bottom fixed mounting has connection rope 6, 6 bottom fixed mounting of connection rope has first electromagnetism piece 7 and second electromagnetism piece 8, spout 81 has all been seted up to 8 both sides of second electromagnetism piece, spout 81 inside slidable mounting has slider 11, 11 one end fixed mounting of slider has connecting rod 10, 10 bottom fixed mounting of connecting rod has tray 9, 11 both ends fixed mounting of slider has first magnet piece 12 and second magnet piece 13, the equal fixed mounting in spout 81 both ends has third electromagnetism piece 14.
Wherein, the equal fixed mounting in 3 both ends of beam column has first ring flange 31, and bolt 32 demountable installation is passed through to two first ring flanges 31 one end has second ring flange 41, and 41 one end fixed mounting of second ring flange has extension bar 4 for the hanging beam can install extension bar 4 additional at 3 both ends of beam column when shifting longer object, and extension bar 4 bottom also has first electromagnetic block 7 to adsorb longer object, thereby reaches the adjustable maximum length that shifts the object.
Wherein, the quantity of first electromagnetism piece 7 is four, and wherein two first electromagnetism pieces 7 are located 3 middle part both sides of beam pole, and two other first electromagnetism pieces 7 are located the one end of two extension bars 4, and the quantity of second electromagnetism piece 8 is two, and two second electromagnetism pieces 8 are located the both ends of 3 bottoms of beam pole respectively, treats that the transfer object carries out the multiple spot position and adsorbs, increases the stability of transferring.
Wherein, connecting rod 10 is the U type, and connecting rod 10 top length value equals the length value of second electromagnetism piece 8, the length value of connecting rod 10 bottom equals the half of connecting rod 10 top length value, when avoiding first electromagnetism piece 7 and second electromagnetism piece 8 to adsorb the object, object touching connecting rod 10 bottom leads to the first electromagnetism piece 7 of the unable laminating of object and second electromagnetism piece 8, connecting rod 10 and tray 9 material are aluminium matter, the magnetic force influence that produces when can not doubly first electromagnetism piece 7 and second electromagnetism piece 8 circular telegram, thereby can not influence slider 11's slip.
The two first magnet blocks 12 have the same magnetism on opposite sides, the first magnet blocks 12 are used for pushing the sliding block 11 to slide towards two sides of the sliding groove 81, the repulsive force between the two first magnet blocks 12 is larger than the friction force between the sliding block 11 and the sliding groove 81, when the third electromagnetic block 14 is not electrified, the two first magnet blocks 12 generate the repulsive force to mutually push and move towards two sides of the sliding groove 81 until the second magnet block 13 adsorbs the third electromagnetic block 14 which is not electrified.
The magnetism of the third electromagnetic block 14 close to one side of the second magnet block 13 after being powered on is the same as that of the second magnet block 13, the third electromagnetic block 14 is used for pushing the second magnet block 13 to drive the sliding block 11 to move towards the middle of the sliding groove 81, the repulsion force of the farthest distance between the third electromagnetic block 14 and the second magnet block 13 is larger than the repulsion force of the nearest distance between the two first magnet blocks 12, so that after the third electromagnetic block 14 is powered on, the repulsion force between the third electromagnetic block 14 and the second magnet block 13 is large enough to completely exceed the repulsion force between the first magnet blocks 12, the sliding block 11 is further driven to move towards the middle of the sliding groove 81, the connecting rod 10 and the bottom tray 9 are driven to move towards the middle together, objects adsorbed at the bottoms of the first electromagnetic block 7 and the second electromagnetic block 8 are caught, and the objects can fall onto the top of the tray 9 when being prevented from falling.
The working principle is as follows: when in use, firstly, whether the extension bar 4 needs to be additionally arranged is judged according to the length value of an object needing to be moved, the first flange plate 31 and the second flange plate 41 need to be fixed by the bolts 32, then the first electromagnetic block 7 and the second electromagnetic block 8 are electrified to generate magnetic force to adsorb the object, at this time, the third electromagnetic block 14 is not electrified, the two first magnet blocks 12 generate repulsive force to mutually push and move towards the two sides of the chute 81 until the second magnet block 13 adsorbs the third electromagnetic block 14 which is not electrified, after the adsorption of the object is finished, the third electromagnetic block 14 is energized, the repulsive force between the third electromagnetic block 14 and the second magnet block 13 is sufficiently large, completely exceeds the repulsive force between the first magnet blocks 12, and then drive slider 11 and remove to spout 81 middle part, drive connecting rod 10 and bottom tray 9 together to remove to the middle part, will adsorb the object pocket in first electromagnetism piece 7 and second electromagnetism piece 8 bottom can.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and furthermore, the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an electromagnetism is inhaled iron and is hung hanging beam with adjustable length, includes connecting block (1), connecting block (1) bottom is rotated and is installed carousel (2), carousel (2) bottom fixed mounting has beam-beam member (3), equal linear equidistance fixed mounting in beam-beam member (3) bottom both sides has rings (5), rings (5) bottom fixed mounting has connection rope (6), connect rope (6) bottom fixed mounting have first electromagnetic block (7) and second electromagnetic block (8), its characterized in that: spout (81) have all been seted up to second electromagnetism piece (8) both sides, spout (81) inside slidable mounting has slider (11), slider (11) one end fixed mounting has connecting rod (10), connecting rod (10) bottom fixed mounting has tray (9), slider (11) both ends fixed mounting has first magnet piece (12) and second magnet piece (13), the equal fixed mounting in spout (81) both ends has third electromagnetism piece (14).
2. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 1, which is characterized in that: the equal fixed mounting in roof beam pole (3) both ends has first ring flange (31), two first ring flange (31) one end is passed through bolt (32) demountable installation and is had second ring flange (41), second ring flange (41) one end fixed mounting has extension bar (4).
3. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 2, which is characterized in that: the number of the first electromagnetic blocks (7) is four, wherein two first electromagnetic blocks (7) are positioned on two sides of the middle part of the beam rod (3), and the other two first electromagnetic blocks (7) are positioned at one ends of the two extension rods (4).
4. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 3, wherein: the number of the second electromagnetic blocks (8) is two, and the second electromagnetic blocks (8) are respectively located at two ends of the bottom of the beam rod (3).
5. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 4, wherein: the connecting rod (10) is U-shaped, and the length value of the top of the connecting rod (10) is equal to the length value of the second electromagnetic block (8).
6. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 5, wherein: the length value of the bottom of the connecting rod (10) is equal to half of the length value of the top of the connecting rod (10).
7. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 6, wherein: the magnetism of the opposite sides of the two first magnet blocks (12) is the same, and the first magnet blocks (12) are used for pushing the sliding blocks (11) to slide towards the two sides of the sliding groove (81).
8. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 7, wherein: the repulsive force between the two first magnet blocks (12) is larger than the friction force between the sliding block (11) and the sliding groove (81).
9. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 8, wherein: the magnetism of the third electromagnetic block (14) close to one side of the second magnet block (13) after being electrified is the same as that of the second magnet block (13), and the third electromagnetic block (14) is used for pushing the second magnet block (13) to drive the sliding block (11) to move towards the middle of the sliding groove (81).
10. The length-adjustable electromagnetic iron absorption hanging beam as claimed in claim 9, wherein: the repulsion force of the farthest distance between the third electromagnetic block (14) and the second magnet block (13) is larger than the repulsion force of the nearest distance between the two first magnet blocks (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111030848.5A CN113753726B (en) | 2021-09-03 | 2021-09-03 | Length-adjustable electromagnetic iron-absorbing hanging beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111030848.5A CN113753726B (en) | 2021-09-03 | 2021-09-03 | Length-adjustable electromagnetic iron-absorbing hanging beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113753726A true CN113753726A (en) | 2021-12-07 |
| CN113753726B CN113753726B (en) | 2023-12-26 |
Family
ID=78792776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111030848.5A Active CN113753726B (en) | 2021-09-03 | 2021-09-03 | Length-adjustable electromagnetic iron-absorbing hanging beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113753726B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117301027A (en) * | 2023-11-28 | 2023-12-29 | 深圳拓普龙科技有限公司 | Transfer manipulator of server machine case blank |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005320125A (en) * | 2004-05-10 | 2005-11-17 | Kohan Sendan Kikai Kk | Lifting electromagnetic device |
| KR20110137563A (en) * | 2010-06-17 | 2011-12-23 | 삼성중공업 주식회사 | Lug for ship |
| CN108861993A (en) * | 2018-09-06 | 2018-11-23 | 苏州胜璟电磁科技有限公司 | A kind of lifting electromagnet of handling disk circle |
| CN210313190U (en) * | 2019-08-19 | 2020-04-14 | 河南省晟源起重机械有限公司 | Electromagnetic crane for hoisting waste steel |
| CN212245863U (en) * | 2020-05-27 | 2020-12-29 | 中车青岛四方机车车辆股份有限公司 | Flexible hoist and handling equipment |
| CN112830393A (en) * | 2021-01-04 | 2021-05-25 | 康艳霞 | Safe hoisting device for construction |
| CN213834292U (en) * | 2020-10-23 | 2021-07-30 | 江苏格雷特起重机械有限公司 | Full-automatic electromagnetic hanging beam |
-
2021
- 2021-09-03 CN CN202111030848.5A patent/CN113753726B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005320125A (en) * | 2004-05-10 | 2005-11-17 | Kohan Sendan Kikai Kk | Lifting electromagnetic device |
| KR20110137563A (en) * | 2010-06-17 | 2011-12-23 | 삼성중공업 주식회사 | Lug for ship |
| CN108861993A (en) * | 2018-09-06 | 2018-11-23 | 苏州胜璟电磁科技有限公司 | A kind of lifting electromagnet of handling disk circle |
| CN210313190U (en) * | 2019-08-19 | 2020-04-14 | 河南省晟源起重机械有限公司 | Electromagnetic crane for hoisting waste steel |
| CN212245863U (en) * | 2020-05-27 | 2020-12-29 | 中车青岛四方机车车辆股份有限公司 | Flexible hoist and handling equipment |
| CN213834292U (en) * | 2020-10-23 | 2021-07-30 | 江苏格雷特起重机械有限公司 | Full-automatic electromagnetic hanging beam |
| CN112830393A (en) * | 2021-01-04 | 2021-05-25 | 康艳霞 | Safe hoisting device for construction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117301027A (en) * | 2023-11-28 | 2023-12-29 | 深圳拓普龙科技有限公司 | Transfer manipulator of server machine case blank |
| CN117301027B (en) * | 2023-11-28 | 2024-01-26 | 深圳拓普龙科技有限公司 | Transfer manipulator of server machine case blank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113753726B (en) | 2023-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201002913Y (en) | Telescopic arm sling | |
| CN113753726A (en) | Electromagnetic iron-attracting crane hanging beam with adjustable length | |
| CN103253592A (en) | Machine lifting tool for automatically grabbing and releasing goods | |
| CN110407107B (en) | Accurate allocation and transportation hoist of qxcomm technology | |
| US2503467A (en) | Can handling magnet | |
| CN218058081U (en) | Lifting electromagnet for lifting scrap steel | |
| CN202860690U (en) | Suspended permanent magnetic iron separator | |
| CN113602948A (en) | Novel steel plate lifting appliance | |
| CN113928971A (en) | Freight transportation hoist device convenient to automatic snatch is put down and is improved handling efficiency | |
| CN216789000U (en) | Multistage mechanical stop gear | |
| CN215625056U (en) | Stator core transfer system | |
| CN114156770B (en) | Auxiliary maintenance device for high-level power equipment | |
| CN202296810U (en) | Lifting appliance special for steel tubes | |
| JPH0721484Y2 (en) | Electric tongs with lifting magnet | |
| CN211788637U (en) | Winding equipment of common mode inductor for ETC lane vehicle detector | |
| CN208311236U (en) | Magnetic-type suspension mechanism | |
| CN216072951U (en) | Magnetic suction type steel cylinder lifting and transporting device | |
| CN216863525U (en) | Article overhead hoist is used in room construction | |
| RU2437825C1 (en) | Electromagnetic crossarm with cargo safety device | |
| CN211056210U (en) | Laboratory test piece magnetic suspension conveyor | |
| CN214267637U (en) | Rail steel backing plate transfer trolley | |
| CN205929801U (en) | Automatic membrane device that rises of double track | |
| CN113593836B (en) | Transformer oil tank main body | |
| CN202265337U (en) | Electromagnetic crane | |
| CN116002502A (en) | Material lifting equipment for construction site |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |