CN116986451A - Lifting device for manufacturing special equipment - Google Patents
Lifting device for manufacturing special equipment Download PDFInfo
- Publication number
- CN116986451A CN116986451A CN202311258306.2A CN202311258306A CN116986451A CN 116986451 A CN116986451 A CN 116986451A CN 202311258306 A CN202311258306 A CN 202311258306A CN 116986451 A CN116986451 A CN 116986451A
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- CN
- China
- Prior art keywords
- lifting
- seat
- stop lever
- lifting hook
- rotating seat
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- 238000005461 lubrication Methods 0.000 claims abstract description 9
- 238000001125 extrusion Methods 0.000 claims abstract description 6
- 238000003860 storage Methods 0.000 claims description 18
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 19
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000000725 suspension Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
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- 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
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- 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
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
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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
- F16N—LUBRICATING
- F16N11/00—Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated; Grease cups
- F16N11/08—Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated; Grease cups with mechanical drive, other than directly by springs or weights
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a lifting device for manufacturing special equipment, which relates to the technical field of lifting devices and comprises: a spreader base, a lubrication portion, a blocking portion; the lifting appliance seat is fixedly connected with a rotating seat through four bolts, and the rotating seat is rotationally connected with a roller. When the lifting hook rotates to reset to be in contact with the stop lever, the stop lever is in a downward moving state under the action of the extrusion force of the lifting hook, and the bottom end surface of the stop plate is in contact with the top end surface of the fixing bolt on the rotating seat, so that in the process, if the fixing bolt on the rotating seat is loosened, the lifting hook cannot rotate continuously, the problem that the bolt used for fastening on the lifting device is easy to loosen after a period of use is solved, and a worker cannot find out the bolt at the first time, so that a safety accident is easy to cause; the rotating shaft of the roller wheel used for being connected with the steel wire rope on the lifting device needs to be oiled regularly, workers are easy to neglect in the actual use process, and the problem that safety accidents are caused by the fact that the rotating shaft is aged in advance is caused.
Description
Technical Field
The invention relates to the technical field of lifting devices, in particular to a lifting device for manufacturing special equipment.
Background
Special equipment refers to boilers, pressure vessels (gas cylinders, the same applies below), pressure pipelines, elevators, hoisting machinery, passenger ropeways, large amusement facilities and special motor vehicles in a field (factory), which are safe for life and have high risk, wherein a lifting device is needed to lift parts of the boilers in the process of assembling the boilers so as to reduce labor consumption.
However, regarding the lifting device for manufacturing the traditional special equipment at present, the lifting hook of the traditional device can rotate when the cover plate of the special equipment is lifted at present, but the phenomenon that the stop iron used for preventing unhooking on the lifting hook cannot be reset due to the influence of the size of the lifting ring is low in safety; at present, after a period of use, a bolt used for fastening on a lifting device is easy to loosen, and a worker cannot find out the bolt at the first time, so that a safety accident is easy to cause; at present, a rotating shaft of a roller wheel used for being connected with a steel wire rope on a lifting device needs to be oiled regularly, workers are easy to neglect in the actual use process, and then the rotating shaft is aged in advance to cause safety accidents.
Disclosure of Invention
In view of the above, the invention provides a lifting device for manufacturing special equipment, which is provided with a lifting hook and a blocking part, wherein the lifting hook and the blocking part are arranged, in particular, the blocking part is used for replacing a blocking iron, so that the phenomenon that the blocking iron cannot be reset is eliminated, finally, the potential safety hazard is eliminated, the loosening detection of bolts and the protection after the breakage of individual bolts can be automatically realized in the processes of rotating, hooking and resetting the lifting hook through the cooperation of the lifting hook and the blocking part, the safety performance is improved, the oiling at the rotating shaft of a roller can be automatically realized, and the phenomenon that the worker negligens to cause a safety accident is avoided.
The invention provides a lifting device for manufacturing special equipment, which specifically comprises: a spreader base, a lubrication portion, a blocking portion; the lifting appliance seat is fixedly connected with a rotating seat through four bolts, and the rotating seat is rotationally connected with a roller; the lifting hook is rotationally connected to the lifting appliance seat, and a gear A is welded on the lifting hook; a protection rod A is welded on the top end surface of the gear A; the lifting tool seat is rotationally connected with a rotating shaft, a gear B is welded on the rotating shaft, and a protection rod B is welded on the top end surface of the gear B; the gear A is meshed with the gear B, and when the lifting hook rotates to reset, the bottom end surfaces of the protection rod A and the protection rod B are contacted with the top end surface of the rotating seat; the lubricating part consists of an oil storage bottle, a connecting pipe and a stress rod, and the oil storage bottle is arranged on the top end surface of the lifting appliance seat; the blocking part consists of a stop lever, a baffle plate, an elastic piece, a stop block and a clamping groove, and the stop lever is connected to the lifting tool seat in a sliding manner.
Optionally, the oil storage bottle is connected with a connecting pipe, the head end of the connecting pipe is spliced on the rotating seat, and the head end of the connecting pipe is contacted with the roller.
Optionally, the front side of the oil storage bottle is provided with a stress rod, and the head end of the stress rod is in elastic contact with the gear A.
Optionally, the stop lever is connected to the lifting tool seat in a sliding way, and a baffle is welded on the top end surface of the stop lever;
the stop block is welded on the stop lever, and the elastic piece is sleeved on the stop lever;
the head end of the elastic piece is in elastic contact with the top end surface of the lifting appliance seat, the head end of the elastic piece is in elastic contact with the bottom end surface of the baffle, and the elastic piece forms an automatic resetting structure of the stop lever.
Optionally, the stop bar forms a blocking structure for the hook when the hook is rotated 90 degrees for resetting.
Optionally, a clamping groove is formed in the outer wall of the stop lever, and the lifting hook is clamped with the clamping groove when the lifting hook rotates 90 degrees to reset.
Optionally, when the lifting hook rotates to reset and contacts with the stop lever, the stop lever is in a downward moving state under the action of the extrusion force of the lifting hook, and the bottom end surface of the stop plate contacts with the top end surface of the fixing bolt on the rotating seat.
Optionally, the baffle is concave platy structure, and the baffle and the left end face joint of rotating the seat, and the baffle has constituteed the guide structure when rotating the seat installation this time, and rotates the seat and has constituteed the axial limit structure of baffle and pin after rotating the seat installation.
Optionally, the bottom of the hook is concave.
Advantageous effects
Through the cooperation setting of lifting hook and blocking part, can conveniently collude with the thing of hanging, and can realize the not hard up detection of bolt when the lifting hook resets, prevent the occurence of failure, specifically as follows:
firstly, when the lifting hook rotates for 90 degrees to reset, the stop lever forms a blocking structure of the lifting hook, and the phenomenon of unhooking of a suspended object is avoided at the moment;
secondly, as the outer wall of the stop lever is provided with the clamping groove, and the lifting hook is clamped with the clamping groove when the lifting hook rotates for 90 DEG to reset, the limiting of the lifting hook can be realized, and the occurrence of safety accidents caused by the displacement of the lifting hook in the suspension process is prevented;
thirdly, when the lifting hook rotates to reset to contact with the stop lever, the stop lever is in a downward moving state under the action of the extrusion force of the lifting hook, and at the moment, the bottom end face of the stop plate is in contact with the top end face of the fixing bolt on the rotating seat, so that in the process, if the fixing bolt on the rotating seat loosens, the lifting hook cannot rotate continuously, and then the worker realizes that the fixing bolt of the rotating seat loosens, the fixing bolt needs to be fastened, and the potential safety hazard is eliminated.
Through the setting of lifting hook and lubricated part, can realize the automatic oiling of gyro wheel axis of rotation when lifting hook rotation 90 degrees realize improving and hang the thing and collude the convenience, just prevented also that the staff from inadvertently leading to the gyro wheel axis of rotation to fracture in advance and causing the incident, and can also realize rotating the temporary protection after the seat part bolt fracture, specifically as follows:
firstly, the lifting hook is rotated for 90 degrees, the lifting hook can be conveniently hooked with a suspended object at the moment, the lifting hook is rotated and reset after being hooked with the suspended object, in the process, the gear A can complete one-time rotation and reset along with the lifting hook, the stress rod can be continuously extruded in the process of rotating and resetting the gear A, and further the lubrication of the oil storage bottle can be continuously discharged through the connecting pipe by continuously extruding the stress rod, so that the lubrication of the roller rotating shaft is realized;
second, because gear A and gear B are the meshing, when the lifting hook rotates and resets, protection pole A and protection pole B's bottom surface all with rotate the top face contact of seat to can realize rotating the supplementary fixed of seat, accessible protection pole A and protection pole B are to rotating the seat and carry out supplementary fixed when rotating the partial fixing bolt of seat and breaking in the use, then just prevented also that the suspension thing from dropping and injuring the staff.
Through the cooperation setting of baffle and rotation seat, because the baffle is spill platelike structure, and baffle and the left end face joint of rotation seat, the baffle has constituteed the guide structure when rotating the seat installation this time, and rotates the seat and has constituteed the axial limit structure of baffle and pin after rotating the seat installation, then on the one hand, can improve the convenience of rotation seat when the installation, on the other hand can prevent that the lifting hook axially from rotating in the use.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
FIG. 1 is an isometric view of the present invention;
FIG. 2 is a schematic left-hand view of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A in accordance with the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4B in accordance with the present invention;
FIG. 6 is a schematic diagram of an isometric view of the hook of the present invention after deployment;
FIG. 7 is a schematic diagram of an isometric view of the invention in another orientation of FIG. 6;
FIG. 8 is a schematic top view of the structure of FIG. 6 of the present invention;
fig. 9 is a schematic diagram of an isometric view of a swivel mount and a baffle of the present invention.
List of reference numerals
1. A hanger base; 101. a rotating seat; 102. a roller; 103. a lifting hook; 104. a gear A; 105. a protection rod A; 106. a rotating shaft; 107. a gear B; 108. a protection rod B; 2. a lubrication portion; 201. an oil storage bottle; 202. a connecting pipe; 203. a force-bearing rod; 3. a blocking portion; 301. a stop lever; 302. a baffle; 303. an elastic member; 304. a stop block; 305. a clamping groove.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Examples: please refer to fig. 1 to 9:
the invention provides a lifting device for manufacturing special equipment, which comprises: a lifting appliance seat 1, a lubrication part 2 and a blocking part 3; the lifting tool seat 1 is fixedly connected with a rotating seat 101 through four bolts, and the rotating seat 101 is rotationally connected with a roller 102; the lubrication part 2 consists of an oil storage bottle 201, a connecting pipe 202 and a stress rod 203, and the oil storage bottle 201 is arranged on the top end surface of the lifting appliance seat 1; the blocking part 3 is composed of a stop lever 301, a baffle 302, an elastic member 303, a stop block 304 and a clamping groove 305, and the stop lever 301 is slidably connected to the spreader base 1.
In addition, according to the embodiment of the present invention, as shown in fig. 1 and 6, the lifting hook 103 is rotatably connected to the lifting hook base 1, and the gear a104 is welded to the lifting hook 103, so that in use, the convenience of hooking the lifting hook 103 with the suspended object can be improved through the angular rotation of the lifting hook 103.
Further, according to the embodiment of the present invention, as shown in fig. 1 and 6, the gear a104 is welded with a protection rod a105 on the tip end face;
a rotating shaft 106 is rotatably connected to the lifting tool seat 1, a gear B107 is welded on the rotating shaft 106, and a protection rod B108 is welded on the top end surface of the gear B107;
the gear A104 is meshed with the gear B107, and when the lifting hook 103 rotates and resets, the bottom end surfaces of the protection rod A105 and the protection rod B108 are contacted with the top end surface of the rotating seat 101, so that the auxiliary fixing of the rotating seat 101 can be realized, and when part of fixing bolts of the rotating seat 101 are broken in the use process, the auxiliary fixing of the rotating seat 101 can be carried out through the protection rod A105 and the protection rod B108, so that the suspended object is prevented from falling and smashing workers.
Furthermore, according to an embodiment of the present invention, as shown in fig. 1, a connection pipe 202 is connected to an oil storage bottle 201, and a head end of the connection pipe 202 is inserted into a rotating seat 101, and the head end of the connection pipe 202 is in contact with a roller 102;
the atress pole 203 is installed to oil storage bottle 201 front side, and atress pole 203 head end and gear A104 elastic contact, then gear A104 can follow when rotating lifting hook 103 and rotate, and then gear A104 can be to atress pole 203 continuous extrusion this time, and then has just also realized the automatic oiling of gyro wheel 102 department, has just prevented that staff's I forget the oiling and has led to the axis of rotation fracture of gyro wheel 102 to lead to the occurence of failure.
Furthermore, according to an embodiment of the present invention, as shown in fig. 1, a bar 301 is slidably connected to the spreader base 1, and a baffle 302 is welded to the top end surface of the bar 301;
a stop block 304 is welded on the stop lever 301, and an elastic piece 303 is sleeved on the stop lever 301;
the head end of the elastic piece 303 is in elastic contact with the top end surface of the lifting tool seat 1, the head end of the elastic piece 303 is in elastic contact with the bottom end surface of the baffle 302, and the elastic piece 303 forms an automatic resetting structure of the stop lever 301, so that the automatic resetting of the stop lever 301 can be realized through the elastic piece 303.
In addition, according to the embodiment of the present invention, as shown in fig. 1 and 6, the stop lever 301 forms a blocking structure of the hook 103 when the hook 103 is turned 90 degrees to be reset, and thus, the unhooking phenomenon of the suspended matter is avoided.
In addition, according to the embodiment of the present invention, as shown in fig. 1 and 6, a clamping groove 305 is formed on the outer wall of the stop lever 301, and when the hook 103 rotates 90 degrees to reset, the hook 103 is clamped with the clamping groove 305, so that the hook 103 can be limited, and the occurrence of safety accidents caused by displacement of the hook 103 in the suspension process is prevented.
In addition, according to the embodiment of the present invention, as shown in fig. 2 and 3, when the hook 103 rotates to be reset to be in contact with the stop lever 301, at this time, the stop lever 301 is in a downward moving state under the pressing force of the hook 103, and at this time, the bottom end surface of the baffle 302 is in contact with the top end surface of the fixing bolt on the rotating base 101, so that if the fixing bolt on the rotating base 101 loosens during this process, the hook 103 cannot be continuously rotated, at this time, the worker realizes that the fixing bolt of the rotating base 101 loosens, and the fixing bolt needs to be fastened, thereby eliminating the safety hazard.
In addition, according to the embodiment of the present invention, as shown in fig. 1 and 9, the baffle 302 is in a concave plate structure, and the baffle 302 is clamped with the left end surface of the rotating seat 101, at this time, the baffle 302 forms a guiding structure when the rotating seat 101 is installed, and after the rotating seat 101 is installed, the rotating seat 101 forms an axial limiting structure of the baffle 302 and the stop lever 301, so that on one hand, convenience of the rotating seat 101 in installation can be improved, and on the other hand, the lifting hook 103 can be prevented from rotating axially during use.
Further, according to the embodiment of the present invention, as shown in fig. 1, the bottom portion of the hook 103 is concave, and thus, the restriction of the suspended matter can be achieved by the concave portion during the suspension, and thus, the suspended matter is prevented from sliding left and right on the hook 103.
Specific use and action of the embodiment:
when the oil storage bottle is hung, the lifting hook 103 is rotated for 90 degrees, the oil storage bottle can be conveniently hooked with a hung object, the lifting hook 103 is rotated and reset after the oil storage bottle is hooked with the hung object, in the process, the gear A104 can complete one-time rotation and reset along with the lifting hook 103, the stress rod 203 can be continuously extruded in the process of rotating and resetting the gear A104, and further the oil storage bottle 201 can be continuously lubricated by continuously extruding the stress rod 203 and is continuously discharged from the connecting pipe 202, so that the lubrication of the rotating shaft of the roller 102 is realized;
meanwhile, because the gear A104 and the gear B107 are meshed, when the lifting hook 103 rotates and resets, the bottom end surfaces of the protection rod A105 and the protection rod B108 are contacted with the top end surface of the rotating seat 101, so that the auxiliary fixing of the rotating seat 101 can be realized, and when part of fixing bolts of the rotating seat 101 are broken in the use process, the auxiliary fixing of the rotating seat 101 can be carried out through the protection rod A105 and the protection rod B108, so that the suspended objects are prevented from falling and smashing workers;
in the process of rotating the lifting hook 103 by 90 degrees and resetting, firstly, the stop lever 301 forms a blocking structure of the lifting hook 103 when the lifting hook 103 is rotated by 90 degrees for resetting, so that the phenomenon of unhooking a suspended object is avoided; because the outer wall of the stop lever 301 is provided with the clamping groove 305, and the lifting hook 103 is clamped with the clamping groove 305 when the lifting hook 103 rotates 90 degrees to reset, the limiting of the lifting hook 103 can be realized, and the occurrence of safety accidents caused by the displacement of the lifting hook 103 in the suspension process is prevented; when the lifting hook 103 rotates to reset to be in contact with the stop lever 301, the stop lever 301 is in a downward moving state under the action of the extrusion force of the lifting hook 103, and the bottom end face of the baffle 302 is in contact with the top end face of the fixing bolt on the rotating seat 101, in the process, if the fixing bolt on the rotating seat 101 loosens, the lifting hook 103 cannot rotate continuously, the worker realizes that the fixing bolt of the rotating seat 101 loosens, the fixing bolt needs to be fastened, and potential safety hazards are eliminated.
In the use and dismouting maintenance process, because baffle 302 is spill platelike structure, and baffle 302 and the left end face joint of rotating seat 101, the guide structure when rotating seat 101 installs has been constituteed to baffle 302 this time, and the axial limit structure of baffle 302 and pin 301 has been constituteed to rotating seat 101 after rotating seat 101 installs, then on the one hand, can improve the convenience of rotating seat 101 when the installation, on the other hand, can prevent lifting hook 103 axial rotation in the use.
Finally, it should be noted that the present invention is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.
The above is only an exemplary embodiment of the present invention and is not intended to limit the scope of the present invention, which is defined by the appended claims.
Claims (9)
1. A lifting device for manufacturing special equipment, comprising: a lifting appliance seat (1), a lubrication part (2) and a blocking part (3);
the lifting tool seat (1) is fixedly connected with a rotating seat (101) through four bolts, and the rotating seat (101) is rotationally connected with a roller (102); a lifting hook (103) is rotatably connected to the lifting tool seat (1), and a gear A (104) is welded on the lifting hook (103); a protection rod A (105) is welded on the top end surface of the gear A (104);
a rotating shaft (106) is rotatably connected to the lifting tool seat (1), a gear B (107) is welded on the rotating shaft (106), and a protection rod B (108) is welded on the top end surface of the gear B (107);
the gear A (104) is meshed with the gear B (107), and when the lifting hook (103) rotates to reset, the bottom end surfaces of the protection rod A (105) and the protection rod B (108) are contacted with the top end surface of the rotating seat (101);
the lubricating part (2) consists of an oil storage bottle (201), a connecting pipe (202) and a stress rod (203), and the oil storage bottle (201) is arranged on the top end surface of the lifting appliance seat (1);
the blocking part (3) consists of a stop lever (301), a baffle plate (302), an elastic piece (303), a stop block (304) and a clamping groove (305), and the stop lever (301) is connected to the lifting appliance seat (1) in a sliding mode.
2. The lifting device for manufacturing special equipment according to claim 1, wherein: the oil storage bottle (201) is connected with a connecting pipe (202), the head end of the connecting pipe (202) is inserted into the rotating seat (101), and the head end of the connecting pipe (202) is in contact with the roller (102).
3. The lifting device for manufacturing special equipment according to claim 1, wherein: the front side of the oil storage bottle (201) is provided with a stress rod (203), and the head end of the stress rod (203) is in elastic contact with the gear A (104).
4. The lifting device for manufacturing special equipment according to claim 1, wherein: the stop lever (301) is connected to the lifting tool seat (1) in a sliding manner, and a baffle (302) is welded on the top end surface of the stop lever (301);
a stop block (304) is welded on the stop lever (301), and an elastic piece (303) is sleeved on the stop lever (301);
the head end of the elastic piece (303) is in elastic contact with the top end surface of the lifting tool seat (1), the head end of the elastic piece (303) is in elastic contact with the bottom end surface of the baffle plate (302), and the elastic piece (303) forms an automatic resetting structure of the baffle plate (301).
5. The lifting device for manufacturing special equipment according to claim 1, wherein: when the lifting hook (103) rotates for 90 degrees to reset, the stop lever (301) forms a blocking structure of the lifting hook (103).
6. The lifting device for manufacturing special equipment according to claim 1, wherein: a clamping groove (305) is formed in the outer wall of the stop lever (301), and when the lifting hook (103) rotates by 90 degrees to reset, the lifting hook (103) is clamped with the clamping groove (305).
7. The lifting device for manufacturing special equipment according to claim 1, wherein: when the lifting hook (103) rotates to reset to be in contact with the stop lever (301), the stop lever (301) is in a downward moving state under the action of the extrusion force of the lifting hook (103), and the bottom end surface of the baffle plate (302) is in contact with the top end surface of the fixing bolt on the rotating seat (101).
8. The lifting device for manufacturing special equipment according to claim 1, wherein: the baffle (302) is of a concave plate-shaped structure, the baffle (302) is clamped with the left end face of the rotating seat (101), the baffle (302) forms a guide structure when the rotating seat (101) is installed, and the rotating seat (101) forms an axial limiting structure of the baffle (302) and the stop lever (301) after the rotating seat (101) is installed.
9. The lifting device for manufacturing special equipment according to claim 1, wherein: the bottom of the lifting hook (103) is concave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311258306.2A CN116986451B (en) | 2023-09-27 | 2023-09-27 | Lifting device for manufacturing special equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311258306.2A CN116986451B (en) | 2023-09-27 | 2023-09-27 | Lifting device for manufacturing special equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116986451A true CN116986451A (en) | 2023-11-03 |
| CN116986451B CN116986451B (en) | 2023-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311258306.2A Active CN116986451B (en) | 2023-09-27 | 2023-09-27 | Lifting device for manufacturing special equipment |
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| CN105905793A (en) * | 2016-06-30 | 2016-08-31 | 中交航局第二工程有限公司 | Automatic unhooking lifting tool |
| CN107311032A (en) * | 2017-08-24 | 2017-11-03 | 芜湖市长江起重设备制造有限公司 | A kind of bridge crane suspender automatic coupling/decoupling device |
| CN211198365U (en) * | 2019-12-06 | 2020-08-07 | 河北万方中天科技有限公司 | Automatic unhooking device of crane |
| CN110980510A (en) * | 2019-12-25 | 2020-04-10 | 安徽省雄峰起重机械有限公司 | Crane hook structure convenient to turn to |
| CN111483918A (en) * | 2020-04-27 | 2020-08-04 | 新乡市长江起重机械有限公司 | Automatic locking hook of crane |
| CN112591619A (en) * | 2020-12-25 | 2021-04-02 | 河南工学院 | Crane with intelligent unhooking mechanism and using method thereof |
| CN215402590U (en) * | 2021-05-17 | 2022-01-04 | 四川正威新材料科技有限公司 | Automatic unhooking clamp for hoisting |
| CN113353788A (en) * | 2021-08-10 | 2021-09-07 | 徐州科聚利鑫机械设备制造有限公司 | Hoisting device for crane |
| CN116332023A (en) * | 2023-04-11 | 2023-06-27 | 武汉东湖学院 | Safe type levelling device for prefabricated part transportation |
| CN219730264U (en) * | 2023-08-18 | 2023-09-22 | 河南省中原矿山设备有限公司 | Safety crane hook pulley block |
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| CN116986451B (en) | 2023-12-08 |
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