CN110713128A - Fixing device for electric hoist - Google Patents
Fixing device for electric hoist Download PDFInfo
- Publication number
- CN110713128A CN110713128A CN201911042145.7A CN201911042145A CN110713128A CN 110713128 A CN110713128 A CN 110713128A CN 201911042145 A CN201911042145 A CN 201911042145A CN 110713128 A CN110713128 A CN 110713128A
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- China
- Prior art keywords
- cross beam
- rectangular connecting
- pin
- matched
- electric hoist
- 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.)
- Pending
Links
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005065 mining Methods 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
- F16B21/12—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with locking-pins or split-pins thrust into holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
- F16B21/16—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a fixing device for an electric hoist, which comprises a machine body, a fixing pin and a cross beam, wherein an operation box is arranged at the bottom of the machine body, the machine body is arranged on the bottom surface of the cross beam, a rectangular connecting block is arranged on the top surface of the machine body, a rectangular connecting hole matched with the rectangular connecting block is formed in the cross beam in a penetrating mode, two pin holes matched with the fixing pin are symmetrically formed in one side of the rectangular connecting hole, and the pin holes are communicated with the front surface of the cross beam; through the rectangular connecting block, the rectangular connecting hole, the fixed pin, the rectangle through hole, the pinhole that sets up, the keyway, the flexible fixture block of triangle-shaped, triangle-shaped draw-in groove, spring groove, pull rod and butterfly nut for the bottom surface at the crossbeam is installed that the organism can be quick, and very firm, also is convenient for follow-up pulling down the organism simultaneously and overhauls and maintain, compares the loaded down with trivial details mounting means of former device, can bring conveniently for operating personnel, improves the dismouting efficiency of organism.
Description
Technical Field
The invention belongs to the technical field of electric hoists, and particularly relates to a fixing device for an electric hoist.
Background
The electric hoist is a special hoisting device, is arranged on a beam or a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, is used in places such as industrial and mining enterprises, storage, docks and the like, and is divided into a fixed type and a slide rail type, wherein the fixed type electric hoist is fixed at a specific position for use and does not need to be displaced in the daily use process.
In the use process of the existing fixed electric hoist, the machine body is generally fixed at the bottom of the cross beam through the two U-shaped buckles, so that the machine body can be fixed at a high position, but due to the fact that the fixing mode is complicated and the stability is general, an operator can spend more time in mounting and fixing the machine body, and meanwhile, the machine body is not convenient to detach for overhauling and maintaining subsequently, and certain defects exist.
Disclosure of Invention
The invention aims to provide a fixing device for an electric hoist, which aims to solve the problems that the prior fixed electric hoist in the background art generally fixes a machine body at the bottom of a cross beam through two U-shaped buckles in the use process, so that the machine body can be fixed at a high position, but because the fixing mode is complicated and the stability is general, an operator spends more time in mounting and fixing the machine body, and is not convenient to detach the machine body for overhauling and maintaining subsequently, and certain defects exist.
In order to achieve the purpose, the invention provides the following technical scheme: a fixing device for an electric hoist comprises a machine body, a fixing pin and a cross beam, wherein the bottom of the machine body is provided with an operation box, the machine body is arranged on the bottom surface of the cross beam, the top surface of the machine body is provided with a rectangular connecting block, and a rectangular connecting hole matched with the rectangular connecting block is arranged in the cross beam in a penetrating way, two pin holes matched with the fixing pins are symmetrically arranged on one side of the rectangular connecting hole, the pin hole is communicated with the front surface of the cross beam, the other side of the rectangular connecting hole is provided with two pin grooves matched with the fixing pins, two rectangular through holes matched with the fixing pins are arranged in the rectangular connecting block in a penetrating way, triangular telescopic fixture blocks are arranged at the top ends of the inner sides of the pin holes and the pin grooves, two triangular clamping grooves matched with the triangular telescopic fixture blocks are arranged on the surface of the top of the fixing pin, and a plurality of pulling mechanisms corresponding to the triangular telescopic clamping blocks are arranged on the top surface of the cross beam.
Preferably, the surface of the operation box is sleeved with a rubber sleeve, and the front surface of the rubber sleeve is provided with a key notch.
Preferably, the inner wall of the operation box is uniformly provided with a plurality of integrated large-head clamping blocks, and the outer side surface of the operation box is provided with a plurality of large-head clamping grooves matched with the large-head clamping blocks.
Preferably, a plurality of bar antiskid sunken of having seted up evenly on the both sides surface of gum cover, the gum cover is the silica gel material component.
Preferably, the pulling mechanism comprises a pull rod arranged at the top of the cross beam, the bottom end of the triangular telescopic fixture block is connected with a spring groove, the spring groove is located inside the cross beam, the bottom end of the pull rod penetrates through the spring groove, the bottom end of the pull rod is fixedly welded with the bottom end of the triangular telescopic fixture block, and a butterfly nut is arranged on the top end surface of the pull rod.
Preferably, the top end surface of the pull rod is provided with an external thread, and the inner wall of the butterfly nut is provided with an internal thread matched with the external thread.
Preferably, the bottom end of the pin slot is provided with a push hole, and the push hole is communicated with the rear surface of the cross beam.
Compared with the prior art, the invention has the beneficial effects that:
1. through the rectangular connecting block, the rectangular connecting hole, the fixed pin, the rectangle through hole, the pinhole that sets up, the keyway, the flexible fixture block of triangle-shaped, triangle-shaped draw-in groove, spring groove, pull rod and butterfly nut for the bottom surface at the crossbeam is installed that the organism can be quick, and very firm, also is convenient for follow-up pulling down the organism simultaneously and overhauls and maintain, compares the loaded down with trivial details mounting means of former device, can bring conveniently for operating personnel, improves the dismouting efficiency of organism.
2. Through the gum cover, button breach, major part fixture block, major part draw-in groove and the bar antiskid that set up sunken for the operation box can obtain good protection when follow-up bumping with external article, and the operating personnel of also being more convenient for simultaneously is got holding of operation box, and the gum cover can pull down fast when appearing the damage and change.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the rectangular connecting block of the present invention;
FIG. 3 is a side view, cross-sectional structural view of the connection between the rectangular connecting block and the fixing pin according to the present invention;
FIG. 4 is an enlarged view of a portion of the area A in FIG. 3 according to the present invention;
FIG. 5 is a schematic sectional view of the connection between the rubber sleeve and the operation box in embodiment 2 of the present invention;
in the figure: 1. a body; 2. a fixing pin; 3. a cross beam; 4. a pull rod; 5. a butterfly nut; 6. an operation box; 7. a rubber sleeve; 8. a key notch; 9. a rectangular connecting block; 10. a rectangular through hole; 11. a pin slot; 12. pushing the hole; 13. a triangular telescopic clamping block; 14. a rectangular connecting hole; 15. a pin hole; 16. a triangular clamping groove; 17. a spring slot; 18. a large-head fixture block; 19. big head clamping groove.
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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, the present invention provides a technical solution: a fixing device for an electric hoist comprises a machine body 1, a fixing pin 2 and a cross beam 3, wherein an operation box 6 is arranged at the bottom of the machine body 1 through a connecting wire, the machine body 1 is arranged on the bottom surface of the cross beam 3, an integrated rectangular connecting block 9 is arranged on the top surface of the machine body 1, a rectangular connecting hole 14 matched with the rectangular connecting block 9 is formed in the cross beam 3 in a penetrating mode, two pin holes 15 matched with the fixing pin 2 are symmetrically formed in one side of the rectangular connecting hole 14, the pin holes 15 are communicated with the front surface of the cross beam 3, two pin grooves 11 matched with the fixing pin 2 are formed in the other side of the rectangular connecting hole 14, two rectangular through holes 10 matched with the fixing pin 2 are formed in the rectangular connecting block 9 in a penetrating mode, the positions of the rectangular through holes 10, the pin grooves 11 and the pin holes 15 correspond to each other, and triangular telescopic clamping blocks 13, two triangular clamping grooves 16 matched with the triangular telescopic clamping blocks 13 are formed in the top surface of the fixing pin 2, so that the machine body 1 can be quickly installed on the bottom surface of the cross beam 3 and is very stable, and the top surface of the cross beam 3 is provided with a plurality of pulling mechanisms corresponding to the triangular telescopic clamping blocks 13.
In this embodiment, preferably, the pulling mechanism includes the pull rod 4 disposed at the top of the cross beam 3, the bottom end of the triangular telescopic fixture block 13 is connected with the spring groove 17 through the spring, the spring groove 17 is disposed inside the cross beam 3, the bottom end of the pull rod 4 penetrates through the spring groove 17, the bottom end of the pull rod 4 is welded and fixed with the bottom end of the triangular telescopic fixture block 13, the spring inside the spring groove 17 is sleeved on the bottom end surface of the pull rod 4, and the top end surface of the pull rod 4 is provided with the butterfly nut 5, so that an operator can pull up the triangular telescopic fixture block 13 by rotating the butterfly nut 5.
In this embodiment, preferably, the top end surface of the pull rod 4 is provided with an external thread, and the inner wall of the butterfly nut 5 is provided with an internal thread matched with the external thread, so that the butterfly nut 5 can be smoothly screwed at the top end of the pull rod 4.
In this embodiment, it is preferable that the bottom end of the pin slot 11 is provided with a push hole 12, and the push hole 12 is communicated with the rear surface of the cross beam 3, so that an operator can insert a rod-shaped object into the push hole 12 and push the fixing pin 2.
Example 2
Referring to fig. 1 to 5, the present invention provides a technical solution: a fixing device for an electric hoist comprises a machine body 1, a fixing pin 2 and a cross beam 3, wherein an operation box 6 is arranged at the bottom of the machine body 1 through a connecting wire, the machine body 1 is arranged on the bottom surface of the cross beam 3, an integrated rectangular connecting block 9 is arranged on the top surface of the machine body 1, a rectangular connecting hole 14 matched with the rectangular connecting block 9 is formed in the cross beam 3 in a penetrating mode, two pin holes 15 matched with the fixing pin 2 are symmetrically formed in one side of the rectangular connecting hole 14, the pin holes 15 are communicated with the front surface of the cross beam 3, two pin grooves 11 matched with the fixing pin 2 are formed in the other side of the rectangular connecting hole 14, two rectangular through holes 10 matched with the fixing pin 2 are formed in the rectangular connecting block 9 in a penetrating mode, the positions of the rectangular through holes 10, the pin grooves 11 and the pin holes 15 correspond to each other, and triangular telescopic clamping blocks 13, two triangular clamping grooves 16 matched with the triangular telescopic clamping blocks 13 are formed in the top surface of the fixing pin 2, so that the machine body 1 can be quickly installed on the bottom surface of the cross beam 3 and is very stable, and the top surface of the cross beam 3 is provided with a plurality of pulling mechanisms corresponding to the triangular telescopic clamping blocks 13.
In this embodiment, preferably, the surface of the operation box 6 is sleeved with the rubber sleeve 7, and the front surface of the rubber sleeve 7 is provided with the key notch 8, so that the operation box 6 can be well protected and is easy to hold.
In this embodiment, preferably, the inner wall of the operation box 6 is uniformly provided with a plurality of integral large-head fixture blocks 18, each large-head fixture block 18 is a silica gel member, and the outer surface of the operation box 6 is provided with a plurality of large-head fixture grooves 19 matched with the large-head fixture blocks 18, so that the rubber sleeve 7 can be smoothly clamped on the surface of the operation box 6.
In this embodiment, preferably, the surfaces of the two sides of the rubber sleeve 7 are uniformly provided with a plurality of strip-shaped anti-slip recesses, and the rubber sleeve 7 is a silica gel member, so that the rubber sleeve 7 has good elasticity.
In this embodiment, preferably, the pulling mechanism includes the pull rod 4 disposed at the top of the cross beam 3, the bottom end of the triangular telescopic fixture block 13 is connected with the spring groove 17 through the spring, the spring groove 17 is disposed inside the cross beam 3, the bottom end of the pull rod 4 penetrates through the spring groove 17, the bottom end of the pull rod 4 is welded and fixed with the bottom end of the triangular telescopic fixture block 13, the spring inside the spring groove 17 is sleeved on the bottom end surface of the pull rod 4, and the top end surface of the pull rod 4 is provided with the butterfly nut 5, so that an operator can pull up the triangular telescopic fixture block 13 by rotating the butterfly nut 5.
In this embodiment, preferably, the top end surface of the pull rod 4 is provided with an external thread, and the inner wall of the butterfly nut 5 is provided with an internal thread matched with the external thread, so that the butterfly nut 5 can be smoothly screwed at the top end of the pull rod 4.
In this embodiment, it is preferable that the bottom end of the pin slot 11 is provided with a push hole 12, and the push hole 12 is communicated with the rear surface of the cross beam 3, so that an operator can insert a rod-shaped object into the push hole 12 and push the fixing pin 2.
The model of the machine body 1 is PA 800;
the working principle and the using process of the invention are as follows: when the machine body 1 needs to be installed at the bottom of the cross beam 3, only the rectangular connecting block 9 at the top of the machine body 1 needs to be pushed into the rectangular connecting hole 14 first, so that the top surface of the machine body 1 is attached to the bottom surface of the cross beam 3, then the fixing pin 2 is pushed into the pin hole 15 from the front surface of the cross beam 3, when the fixing pin 2 is pushed in, the top end of the triangular telescopic clamping block 13 is squeezed into the spring groove 17 by the fixing pin 2, so that the fixing pin 2 can smoothly penetrate through the pin hole 15 and the rectangular through hole 10 and is inserted into the pin groove 11, when the fixing pin 2 is inserted into the pin groove 11, the triangular telescopic clamping block 13 in the pin groove 11 is also squeezed into the spring groove 17 until the bottom end of the fixing pin 2 can be inserted into the bottom end of the pin groove 11 and cannot be inserted continuously, at this time, the two triangular clamping grooves 16 at the top of the fixing, and the triangular telescopic fixture block 13 is clamped into the triangular clamping groove 16 under the pushing of the spring in the spring groove 17, so that the two ends of the fixing pin 2 are smoothly clamped into the pin groove 11 and the pin hole 15 respectively, and the rectangular connecting block 9 can be smoothly fixed in the rectangular connecting hole 14, thereby rapidly completing the installation and fixation of the machine body 1, and in the subsequent use process of the machine body 1, because the two ends of the fixing pin 2 are always hung in the pin groove 11 and the pin hole 15, the rectangular connecting block 9 can be firmly hung in the rectangular connecting hole 14, so that the machine body 1 is more stable in the subsequent use, when the machine body 1 needs to be dismounted for maintenance, the butterfly nut 5 at the top end of the pull rod 4 only needs to be rotated clockwise, so that the butterfly nut 5 gradually moves towards the bottom end of the pull rod 4, and because the butterfly nut 5 is blocked by the cross beam 3, when the butterfly nut 5 is rotated clockwise and screwed, the pull rod 4 is gradually pulled upwards, so that the triangular telescopic fixture block 13 can be pulled into the spring groove 17 by the bottom end of the pull rod 4, the fixed pin 2 is not limited any more, at the moment, a rod-shaped object is pushed into the push hole 12, the fixed pin 2 is forcibly pushed outwards until the fixed pin 2 can be moved out of the rectangular connecting block 9, the rectangular connecting block 9 can be smoothly taken down from the inside of the rectangular connecting hole 14, and the machine body 1 can be smoothly taken down for maintenance and replacement;
when the rubber sleeve 7 needs to be installed on the surface of the operation box 6, the rubber sleeve 7 only needs to be pushed up from the bottom of the operation box 6, so that the operation box 6 can be inserted into the rubber sleeve 7, the large-head clamping block 18 is extruded by the operation box 6, the top end of the rubber sleeve 7 deforms, the operation box 6 can be smoothly inserted into the rubber sleeve 7 until the rubber sleeve 7 is smoothly sleeved on the surface of the operation box 6, finally, the top end of the rubber sleeve 7 is pressed forcefully, so that the large-head clamping block 18 is extruded into the large-head clamping groove 19, the rubber sleeve 7 can be smoothly clamped on the surface of the operation box 6, the installation of the rubber sleeve 7 is completed, the operation box 6 can be well protected when colliding with external objects in the follow-up process, meanwhile, the operator can more conveniently hold the operation box 6, when the rubber sleeve 7 needs to be detached for replacement in the follow-up process, only the top end edge of the rubber sleeve 7 needs to be pulled outwards forcefully, the big head clamping block 18 is pulled out from the big head clamping groove 19, then the rubber sleeve 7 is removed from the bottom end of the operation box 6, and the rubber sleeve 7 can be smoothly detached for replacement.
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 (7)
1. The utility model provides a fixing device for electric hoist, includes organism (1), fixed pin (2) and crossbeam (3), the bottom of organism (1) is provided with operation box (6), organism (1) sets up the bottom surface at crossbeam (3), its characterized in that: the top surface of the machine body (1) is provided with a rectangular connecting block (9), the inside of the cross beam (3) is provided with a rectangular connecting hole (14) matched with the rectangular connecting block (9) in a penetrating manner, one side of the rectangular connecting hole (14) is symmetrically provided with two pin holes (15) matched with the fixing pins (2), the pin holes (15) are communicated with the front surface of the cross beam (3), the other side of the rectangular connecting hole (14) is provided with two pin grooves (11) matched with the fixing pins (2), the inside of the rectangular connecting block (9) is provided with two rectangular through holes (10) matched with the fixing pins (2) in a penetrating manner, the top ends of the inner sides of the pin holes (15) and the pin grooves (11) are both provided with triangular telescopic clamping blocks (13), the top surface of the fixing pins (2) is provided with two triangular clamping grooves (16) matched with the triangular telescopic clamping blocks (, the top surface of the cross beam (3) is provided with a plurality of pulling mechanisms corresponding to the triangular telescopic clamping blocks (13).
2. The fixing device for the electric hoist as claimed in claim 1, wherein: the surface of the operation box (6) is sleeved with a rubber sleeve (7), and a key notch (8) is formed in the front surface of the rubber sleeve (7).
3. The fixing device for the electric hoist as claimed in claim 2, wherein: the inner wall of the operation box (6) is uniformly provided with a plurality of integrated large-head clamping blocks (18), and the outer side surface of the operation box (6) is provided with a plurality of large-head clamping grooves (19) matched with the large-head clamping blocks (18).
4. The fixing device for the electric hoist as claimed in claim 2, wherein: a plurality of bar antiskid sunken have evenly been seted up on the both sides surface of gum cover (7), gum cover (7) are silica gel material component.
5. The fixing device for the electric hoist as claimed in claim 1, wherein: the drawing mechanism comprises a pull rod (4) arranged at the top of the cross beam (3), the bottom end of the triangular telescopic fixture block (13) is connected with a spring groove (17), the spring groove (17) is located inside the cross beam (3), the bottom end of the pull rod (4) penetrates through the spring groove (17), the bottom end of the pull rod (4) is fixedly welded with the bottom end of the triangular telescopic fixture block (13), and a butterfly nut (5) is arranged on the top end surface of the pull rod (4).
6. The fixing device for the electric hoist as claimed in claim 5, wherein: the top end surface of the pull rod (4) is provided with an external thread, and the inner wall of the butterfly nut (5) is provided with an internal thread matched with the external thread.
7. The fixing device for the electric hoist as claimed in claim 1, wherein: the bottom end of the pin slot (11) is provided with a push hole (12), and the push hole (12) is communicated with the rear surface of the cross beam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911042145.7A CN110713128A (en) | 2019-10-30 | 2019-10-30 | Fixing device for electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911042145.7A CN110713128A (en) | 2019-10-30 | 2019-10-30 | Fixing device for electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110713128A true CN110713128A (en) | 2020-01-21 |
Family
ID=69214554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911042145.7A Pending CN110713128A (en) | 2019-10-30 | 2019-10-30 | Fixing device for electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110713128A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202402433U (en) * | 2011-12-22 | 2012-08-29 | 中联重科股份有限公司 | Engineering machine and pin shaft locking mechanism thereof |
| EP2501640A1 (en) * | 2009-11-21 | 2012-09-26 | Demag Cranes & Components GmbH | Base frame for a lifting apparatus, especially a cable traction mechanism, and method for mounting, dismounting, or modifying the same |
| CN204297926U (en) * | 2014-08-14 | 2015-04-29 | 河南省中杰起重机有限公司 | A kind of suspension hook and positioner thereof |
| CN204571805U (en) * | 2015-02-24 | 2015-08-19 | 余登会 | Upright fire ladder |
| CN206437786U (en) * | 2017-01-06 | 2017-08-25 | 明阳智慧能源集团股份公司 | A kind of wind generating set engine room safeguards that loop wheel machine fixes locking device |
-
2019
- 2019-10-30 CN CN201911042145.7A patent/CN110713128A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2501640A1 (en) * | 2009-11-21 | 2012-09-26 | Demag Cranes & Components GmbH | Base frame for a lifting apparatus, especially a cable traction mechanism, and method for mounting, dismounting, or modifying the same |
| CN202402433U (en) * | 2011-12-22 | 2012-08-29 | 中联重科股份有限公司 | Engineering machine and pin shaft locking mechanism thereof |
| CN204297926U (en) * | 2014-08-14 | 2015-04-29 | 河南省中杰起重机有限公司 | A kind of suspension hook and positioner thereof |
| CN204571805U (en) * | 2015-02-24 | 2015-08-19 | 余登会 | Upright fire ladder |
| CN206437786U (en) * | 2017-01-06 | 2017-08-25 | 明阳智慧能源集团股份公司 | A kind of wind generating set engine room safeguards that loop wheel machine fixes locking device |
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Application publication date: 20200121 |