CN113845037A - Electric hoist bridge crane - Google Patents
Electric hoist bridge crane Download PDFInfo
- Publication number
- CN113845037A CN113845037A CN202111065426.1A CN202111065426A CN113845037A CN 113845037 A CN113845037 A CN 113845037A CN 202111065426 A CN202111065426 A CN 202111065426A CN 113845037 A CN113845037 A CN 113845037A
- Authority
- CN
- China
- Prior art keywords
- rope ladder
- electric hoist
- bridge crane
- bracket
- winding
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/40—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable
- B65H75/42—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools, machines or vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4418—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means
- B65H75/4421—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means acting directly on the material
- B65H75/4426—Stopping at the end of winding or unwinding
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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
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/52—Ladders in general with non-rigid longitudinal members
- E06C1/56—Rope or chain ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/12—Lifts or other hoisting devices on ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/48—Ladder heads; Supports for heads of ladders for resting against objects
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses an electric hoist bridge crane, which comprises a beam, a hoisting mechanism, a bracket and a rope ladder, wherein the beam is arranged on the beam; the hoisting mechanism is positioned on the surface of the cross beam; the bracket is connected to one side of the hoisting mechanism; the rope ladder is connected to the inside of the bracket through a winding mechanism; the winding mechanism comprises a winding shaft which is rotatably arranged in the bracket, and one end of the winding shaft is connected to the end part of an output shaft of the winding motor through a coupler; one end of the rope ladder is fixedly connected to the surface of the winding shaft. According to the invention, the rope ladder is arranged on the hoisting mechanism through the bracket, the end part of the rope ladder is fixed on the winding shaft, when the electric hoist is in failure and stops working, the rope ladder can be lowered through the rotation of the winding motor, so that maintenance personnel can conveniently climb to the position of the electric hoist for maintenance, the safety of the maintenance personnel is improved, the electric hoist is not limited by space, and the maintenance of the electric hoist is facilitated.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to an electric hoist bridge crane.
Background
The crane is a common auxiliary device for loading and unloading goods, the used crane is different according to different site environments, the European style electric hoist bridge crane is a common hoisting device for hoisting operation in the vertical direction, but the existing European style electric hoist bridge crane still has defects;
for example, when the currently used bridge crane for the european electric hoist is in a fault shutdown state in the use process, and the electric hoist is maintained at present, most of maintenance workers climb up the cross beam from the ladder frame and go up to the electric hoist from the cross beam; or a mechanical elevator is used for lifting a maintenance worker to the electric hoist for maintenance. The two modes have certain disadvantages, such as danger in the process of going from the beam to the electric hoist; mechanical elevators are inconvenient to place in small spaces. Inconvenient maintenance to electric block leads to when the inspection more difficult, inconvenient in time change when breaking down, influences the normal operation of this hoist.
Disclosure of Invention
The invention aims to provide an electric hoist bridge crane, which is convenient for maintenance workers to climb to an electric hoist for maintenance by arranging a flexible ladder capable of being wound up, so as to solve the problems in the background technology
In order to achieve the purpose, the invention provides the following technical scheme: an electric hoist bridge crane comprises a beam, a hoisting mechanism, a bracket and a rope ladder;
the hoisting mechanism is positioned on the surface of the cross beam; the bracket is connected to one side of the hoisting mechanism; the rope ladder is connected to the inside of the bracket through a winding mechanism;
the winding mechanism comprises a winding shaft which is rotatably arranged in the bracket, and one end of the winding shaft is connected to the end part of an output shaft of the winding motor through a coupler; one end of the rope ladder is fixedly connected to the surface of the winding shaft.
Preferably, the top of the cross beam is provided with a track, the top of the track is connected with a walking frame, and the bottom of the walking frame is provided with a hoisting motor.
Preferably, both ends of the winding shaft are fixedly connected with baffle plates, and a rope ladder compression assembly is arranged inside the support.
Preferably, the rope ladder pressing assembly comprises a pressing plate rotatably arranged inside the bracket; the support is characterized in that a spring tube is fixedly connected to one side of the inside of the support, a compression spring is arranged inside the spring tube, a supporting rod is arranged at the end of the compression spring, and one end of the supporting rod is movably connected to one side of the pressing plate.
Preferably, the inner side of the support is provided with a rotating hole, the rotating hole is rotatably connected with a rotating shaft, and the end part of the rotating shaft is fixedly connected to the edge part of the pressing plate.
Preferably, the end of the supporting rod is provided with a mounting groove, the mounting groove is internally provided with a universal ball, and the universal ball is connected to one side of the pressing plate in a rolling manner.
Preferably, including rope ladder counter weight seat, the top fixedly connected with couple of rope ladder counter weight seat, and the bottom of rope ladder counter weight seat is equipped with the removal seat.
Preferably, the bottom of the movable seat is provided with a universal wheel; the top of removing the seat sets up threaded hole, the inside threaded connection of threaded hole has the threaded rod, the lower extreme fixedly connected with backup pad of threaded rod.
Preferably, the reinforcing rod is arranged in a groove-shaped structure; the upper end of the reinforcing rod is provided with an opening matched with the winding shaft; and the top of the rope ladder counterweight seat is provided with a jack matched with the lower end of the reinforcing rod.
In summary, due to the adoption of the technology, the invention has the beneficial effects that:
1. according to the invention, the rope ladder is arranged on the hoisting mechanism through the bracket, the end part of the rope ladder is fixed on the winding shaft, when the electric hoist is in failure and stops working, the rope ladder can be lowered through the rotation of the winding motor, so that maintenance personnel can conveniently climb to the position of the electric hoist for maintenance, the safety of the maintenance personnel is improved, the electric hoist is not limited by space, and the maintenance of the electric hoist is facilitated;
2. according to the invention, the pressing plate is arranged in the support, after the rope ladder is wound outside the winding shaft, the pressing plate is extruded by the compression spring to be tightly attached to the rope ladder, and the rope ladder is placed to scatter, so that the tightness of the wound rope ladder is improved;
3. according to the invention, the rope ladder counterweight seat is arranged for fixing the lower end of the rope ladder, so that the vertical state of the rope ladder is maintained, the climbing of maintenance personnel is facilitated, and the safety of the maintenance personnel is further improved.
Description of the drawings fig. 1 is a schematic structural diagram of an electric hoist bridge crane embodiment 1 of the invention;
fig. 2 is a schematic structural diagram of a hoisting mechanism in an electric hoist bridge crane according to embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a winding mechanism in an electric hoist bridge crane of embodiment 1 of the invention;
fig. 4 is a schematic cross-sectional view of a bracket in embodiment 2 of the electric hoist bridge crane according to the present invention;
fig. 5 is a schematic structural diagram of a rope ladder pressing assembly in embodiment 2 of the electric hoist bridge crane according to the present invention;
fig. 6 is a schematic structural view of a lowering state of a rope ladder in embodiment 3 of the electric hoist bridge crane according to the present invention;
fig. 7 is a schematic structural view of a rope ladder counterweight seat in embodiment 3 of the electric hoist bridge crane according to the present invention;
fig. 8 is a schematic structural view of a reinforcing rod and a rope ladder counterweight seat in embodiment 3 of the electric hoist bridge crane of the present invention;
fig. 9 is a schematic structural diagram of a reinforcing rod in an electric hoist bridge crane according to embodiment 3 of the present invention.
In the figure: 1. a cross beam; 2. a hoisting mechanism; 3. a support; 4. a rope ladder; 5. a winding shaft; 6. a winding motor; 7. a track; 8. a walking frame; 9. a hoisting motor; 10. a baffle plate; 11. pressing a plate; 12. a spring tube; 13. a compression spring; 14. a support bar; 15. hole turning; 16. a rotating shaft; 17. a universal ball; 18. mounting grooves; 19. a rope ladder counterweight seat; 20. hooking; 21. a movable seat; 22. a threaded hole; 23. a threaded rod; 24. a support plate; 25. a reinforcing bar; 26. an opening; 27. and (4) inserting the jack.
Detailed description of the inventionin order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 2, the cross beam 1 is a prior art, and its specific structure and shape are not described herein. The hoisting mechanism 2 is composed of a rail 7, a traveling frame 8, a hoisting motor 9 and the like. The top of crossbeam 1 is installed track 7, the top of track 7 is connected with walking frame 8, hoisting motor 9 is installed to the bottom of walking frame 8. The walking frame 8 includes a driving assembly, which cooperates with the rail 7 to drive the hoisting motor 9 to move, and the detailed structure and working principle are not described herein. The hoisting mechanism 2 also comprises a winding machine, a steel wire rope, a hoisting hook and other parts.
As shown in fig. 3, the winding mechanism includes a winding shaft 5 rotatably mounted inside the bracket 3, a bearing seat is fixed on the inner side of the bracket 3 by bolts, two ends of the winding shaft 5 are rotatably mounted in the bearing seat by bearings, and one end of the winding shaft 5 penetrates through the bracket 3 and is connected with the winding shaft 5. One end of the winding shaft 5 is connected to the end part of an output shaft of the winding motor 6 through a coupler, and the winding shaft is fixed to the outer side of the support 3 through an installation frame. One end of the rope ladder 4 is fixedly connected to the surface of the winding shaft 5. The support 3 is arranged to be a frame structure, which is fixed on the walking frame 8, and the overall stability is improved. The winding motor 6 is provided with a special power supply (not shown in the figure), and can continuously provide a motor for the winding motor 6 under the condition of power failure, and the winding motor 6 is set to be in a wireless remote control type. When the rope ladder needs to be put down, the winding motor 6 is controlled to rotate through the remote controller, so that the rope ladder is convenient to fold and put down; and convenience is provided for maintenance inspection.
Example 2
As shown in fig. 4, in this embodiment, the two ends of the winding shaft 5 are both fixedly connected with baffles 10, which are arranged in a circular structure, for blocking the rope ladder 4, preventing deviation from occurring during winding, and avoiding the rope ladder 4 from separating from the winding shaft 5. And the inside of the bracket 3 is provided with a rope ladder compression assembly.
As shown in fig. 4, the rope ladder pressing assembly comprises a pressing plate 11 rotatably mounted inside the bracket 3, the lower end of the pressing plate is provided with an arc-shaped winding head structure, and the pressing plate 11 is attached to the bottom of the winding shaft 5 to prevent the pressing plate 11 from obstructing the winding and unwinding of the rope ladder 4. In order to facilitate the angle adjustment of the pressing plate 11, a rotating hole 15 is formed in the inner side of the bracket 3, a rotating shaft 16 is rotatably connected inside the rotating hole 15, the end portion of the rotating shaft 16 is fixedly connected to the edge portion of the pressing plate 11, the pressing plate 11 can be fixed in the bracket 3 and can swing through the matching of the rotating shaft 16 and the rotating hole 15, and can be tightly attached to the rope ladder 4 under the support of the support rod 14.
As shown in fig. 5, a spring tube 12 is fixedly connected to one side inside the bracket 3, a compression spring 13 is arranged inside the spring tube 12, a support rod 14 is arranged at an end of the compression spring 13, and one end of the support rod 14 is movably connected to one side of the pressure plate 11. The bracing piece 14 activity is pegged graft in the inside of spring tube 12, at the outside fixed connection guide block of bracing piece 14 to offer the guide slot at the inner wall of spring tube 12, guide block sliding connection can restrict the angle of bracing piece 14 through the cooperation of guide block and guide slot in the guide slot, avoids compression spring 13 to cause the distortion, simultaneously, can restrict the position of bracing piece 14 in spring tube 12, avoids it to drop. Under normal conditions, the supporting rod 14 is pressed by the compression spring 13 in the spring tube 12, one end of the supporting rod is tightly attached to the pressing plate 11, and the pressing plate 11 can be pressed on the rope ladder 4 to prevent the rope ladder from scattering.
As shown in fig. 5, in order to reduce the friction between the support rod 14 and the pressure plate 11, an installation groove 18 is formed at an end of the support rod 14, a universal ball 17 is installed in the installation groove 18, and the universal ball 17 is connected to one side of the pressure plate 11 in a rolling manner. Through the arrangement of the universal ball 17, the friction force between the supporting rod 14 and the pressing plate 11 is reduced, and the swinging of the pressing plate 11 is facilitated.
Example 3
As shown in fig. 6, in the present embodiment, in order to maintain the verticality and strength of the rope ladder 4, it is ensured by providing a rope ladder weight seat 19 and a reinforcing rod 25. The top of the rope ladder counterweight seat 19 is fixedly connected with two groups of hooks 20 for hanging the lower end of the rope ladder 4 and keeping the verticality of the rope ladder 4 when falling.
As shown in fig. 7, a moving seat 21 is provided at the bottom of the rope ladder counterweight seat 19, and universal wheels are mounted at the bottom of the moving seat 21, which facilitate the movement of the rope ladder counterweight seat 19. The top of the movable seat 21 is provided with a threaded hole 22, the internal thread of the threaded hole 22 is connected with a threaded rod 23, and a hand wheel is fixedly connected to the upper end of the threaded rod 23, so that the threaded rod 23 can be conveniently rotated to drive the support plate 24 to move up and down. The lower end of the threaded rod 23 is fixedly connected with a support plate 24. After the rope ladder counterweight seat 19 is moved to the corresponding position, the threaded rod 23 is rotated to drive the support plate 24 to move downwards, the support plate 24 is supported on the ground, and the rope ladder counterweight seat 19 is supported, so that the stability of the rope ladder counterweight seat on the ground is improved.
As shown in fig. 8 and 9, the reinforcing rods 25 are provided with two sets, and the reinforcing rods 25 are arranged in a groove-shaped structure, so that the reinforcing rods 25 are conveniently sleeved on the edge of the rope ladder 4, the strength of the rope ladder 4 is improved, and the climbing of maintenance personnel is facilitated. The upper end of the reinforcing rod 25 is provided with an opening 26 matched with the winding shaft 5; the top of the rope ladder counterweight seat 19 is provided with a jack 27 matched with the lower end of the reinforcing rod 25. Transfer rope ladder 4 to after fixing its lower extreme on couple 20, overlap the limit portion at rope ladder 4 with stiffener 25, and overlap opening 26 with the stiffener 25 upper end in the outside of rolling axle 5, insert jack 27 at rope ladder counter weight seat 19 top with the lower extreme of stiffener 25, fix stiffener 25, and then fix rope ladder 4, avoid it to rock at the climbing in-process. Maintenance personal climbs to electric block department of being convenient for and dimension examines, has improved maintenance personal's security, does not receive the restriction in space, has made things convenient for maintenance of electric block to examine.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, the terms "comprises," "comprising," 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.
Claims (9)
1. The utility model provides an electric block bridge crane which characterized in that: comprises a beam (1), a hoisting mechanism (2), a bracket (3) and a rope ladder (4);
the hoisting mechanism (2) is positioned on the surface of the cross beam (1); the bracket (3) is connected to one side of the hoisting mechanism (2); the rope ladder (4) is connected to the inside of the bracket (3) through a winding mechanism;
the winding mechanism comprises a winding shaft (5) rotatably mounted in the bracket (3), and one end of the winding shaft (5) is connected to the end part of an output shaft of a winding motor (6) through a coupler; one end of the rope ladder (4) is fixedly connected to the surface of the winding shaft (5).
2. The electric hoist bridge crane according to claim 1, wherein: track (7) are installed at the top of crossbeam (1), the top of track (7) is connected with walking frame (8), hoisting motor (9) are installed to the bottom of walking frame (8).
3. The electric hoist bridge crane according to claim 1, wherein: the two ends of the winding shaft (5) are fixedly connected with baffle plates (10), and a rope ladder compression assembly is arranged inside the support (3).
4. The electric hoist bridge crane according to claim 3, wherein: the rope ladder pressing assembly comprises a pressing plate (11) rotatably arranged in the bracket (3); the spring tube (12) is fixedly connected to one side of the inside of the support (3), a compression spring (13) is arranged inside the spring tube (12), a supporting rod (14) is arranged at the end of the compression spring (13), and one end of the supporting rod (14) is movably connected to one side of the pressing plate (11).
5. The electric hoist bridge crane according to claim 4, wherein: the inner side of the support (3) is provided with a rotating hole (15), the inside of the rotating hole (15) is rotatably connected with a rotating shaft (16), and the end part of the rotating shaft (16) is fixedly connected to the edge part of the pressing plate (11).
6. The electric hoist bridge crane according to claim 4, wherein: the end part of the supporting rod (14) is provided with a mounting groove (18), a universal ball (17) is mounted inside the mounting groove (18), and the universal ball (17) is connected to one side of the pressing plate (11) in a rolling manner.
7. Electric hoist bridge crane according to claim 1, comprising a rope ladder counterweight housing (19), characterized in that: the top of the rope ladder counterweight seat (19) is fixedly connected with a hook (20), and the bottom of the rope ladder counterweight seat (19) is provided with a moving seat (21).
8. The electric hoist bridge crane according to claim 7, wherein: the bottom of the movable seat (21) is provided with a universal wheel; the top of the movable seat (21) is provided with a threaded hole (22), the internal thread of the threaded hole (22) is connected with a threaded rod (23), and the lower end of the threaded rod (23) is fixedly connected with a support plate (24).
9. Electric hoist bridge crane according to claim 7, comprising a reinforcing bar (25), characterized in that: the reinforcing rods (25) are arranged into a groove-shaped structure; the upper end of the reinforcing rod (25) is provided with an opening (26) matched with the winding shaft (5); the top of the rope ladder counterweight seat (19) is provided with a jack (27) matched with the lower end of the reinforcing rod (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111065426.1A CN113845037A (en) | 2021-11-29 | 2021-11-29 | Electric hoist bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111065426.1A CN113845037A (en) | 2021-11-29 | 2021-11-29 | Electric hoist bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113845037A true CN113845037A (en) | 2021-12-28 |
Family
ID=78973706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111065426.1A Withdrawn CN113845037A (en) | 2021-11-29 | 2021-11-29 | Electric hoist bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113845037A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116873777A (en) * | 2023-09-05 | 2023-10-13 | 河南中冶起重机集团有限公司 | Rail-passing crane with stable assembly and butt joint |
-
2021
- 2021-11-29 CN CN202111065426.1A patent/CN113845037A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116873777A (en) * | 2023-09-05 | 2023-10-13 | 河南中冶起重机集团有限公司 | Rail-passing crane with stable assembly and butt joint |
| CN116873777B (en) * | 2023-09-05 | 2023-11-21 | 河南中冶起重机集团有限公司 | Rail-passing crane with stable assembly and butt joint |
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Application publication date: 20211228 |
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